diff --git a/Makefile b/Makefile
index d752f37..c3e1a5c 100644
--- a/Makefile
+++ b/Makefile
@@ -8,8 +8,20 @@
 PROGRAMMER_TYPE = avrispmkII
 PROGRAMMER_ARGS = 
 
+# Display dimensions
+DISPLAY_WIDTH = 320
+DISPLAY_HEIGHT = 240
+# 1 = BGR, 0 = RGB
+BGR = 1
+# Invert color
+INVERT = 1
+# Flip image
+HFLIP = 1
+VFLIP = 0
+
 MAIN = avrrfm.c
-SRC = i2c.c mcp9808.c rfm69.c spi.c usart.c
+SRC = bitmaps.h colorspace.c dejavu.c display.c font.c i2c.c mcp9808.c rfm69.c \
+      spi.c tft.c usart.c
 
 CC = avr-gcc
 OBJCOPY = avr-objcopy
@@ -18,6 +30,8 @@
 AVRDUDE = avrdude
 
 CFLAGS = -mmcu=$(MCU) -DF_CPU=$(F_CPU)UL -DBAUD=$(BAUD)
+CFLAGS += -DDISPLAY_WIDTH=$(DISPLAY_WIDTH) -DDISPLAY_HEIGHT=$(DISPLAY_HEIGHT)
+CFLAGS += -DINVERT=$(INVERT) -DBGR=$(BGR) -DHFLIP=$(HFLIP) -DVFLIP=$(VFLIP)
 CFLAGS += -O2 -I.
 CFLAGS += -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums 
 CFLAGS += -Wall -Wstrict-prototypes
@@ -33,7 +47,8 @@
 OBJ = $(SRC:.c=.o) 
 OBJ = $(SRC:.S=.o)
 	
-$(TARGET).elf: i2c.h mcp9808.h pins.h rfm69.h spi.h usart.h utils.h Makefile
+$(TARGET).elf: bitmaps.h colorspace.h dejavu.h display.h font.h i2c.h \
+	mcp9808.h pins.h rfm69.h spi.h tft.h types.h usart.h utils.h Makefile
 
 all: $(TARGET).hex
 
diff --git a/avrrfm.c b/avrrfm.c
index 09862ad..0fa323e 100644
--- a/avrrfm.c
+++ b/avrrfm.c
@@ -28,12 +28,18 @@
 #include "utils.h"
 #include "rfm69.h"
 #include "mcp9808.h"
+#include "tft.h"
+#include "display.h"
+#include "dejavu.h"
 
-#define MEASURE_INTS 4
+#define MEASURE_INTS 8
 
 /* 1 int = 8 seconds */
 static volatile uint8_t ints = 0;
 
+static uint16_t xoff = 0;
+static uint16_t yoff = 0;
+
 ISR(WDT_vect) {
     ints++;
 }
@@ -56,9 +62,17 @@
     // set radio CS and RST pin as output pin
     DDR_RFM |= (1 << PIN_RCS);
     DDR_RFM |= (1 << PIN_RRST);
+    
+    // set display CS, D/C and RST pin as output pin
+    DDR_DISP |= (1 << PIN_DCS);
+    DDR_DISP |= (1 << PIN_DDC);
+    DDR_DISP |= (1 << PIN_DRST);
 
     // drive output pins high
-    PORT_RFM |= (1 << PIN_RCS);
+    PORT_RFM  |= (1 << PIN_RCS);
+    PORT_DISP |= (1 << PIN_DCS);
+    PORT_DISP |= (1 << PIN_DDC);
+    PORT_DISP |= (1 << PIN_DRST);
 }
 
 /**
@@ -144,7 +158,7 @@
  * Receives the temperature and converts it to °C.
  */
 static void receiveTemp(void) {
-    printString("Receiving... ");
+    // printString("Receiving... ");
     uint8_t payload[2];
     receivePayload(payload, sizeof (payload));
     uint16_t raw = 0;
@@ -154,8 +168,18 @@
     int16_t tempx10 = convertTemp(raw);
     div_t temp = div(tempx10, 10);
     static char buf[16];
-    snprintf(buf, sizeof (buf), "%d.%d°C\r\n", temp.quot, abs(temp.rem));
-    printString(buf);
+    
+    // snprintf(buf, sizeof (buf), "%d.%d°C\r\n", temp.quot, abs(temp.rem));
+    // printString(buf);
+    
+    setFrame(0xffff);
+    const __flash Font *dejaVu = &dejaVuFont;
+    snprintf(buf, sizeof (buf), "%4d.%d°", temp.quot, abs(temp.rem));
+    width_t width = writeString(xoff, yoff, dejaVu, buf);
+    xoff += 10;
+    yoff += 10;
+    if (xoff > DISPLAY_WIDTH - width) xoff = 0;
+    if (yoff > DISPLAY_HEIGHT - dejaVu->height) yoff = 0;
 }
 
 int main(void) {
@@ -171,9 +195,12 @@
 
     printString("Hello Radio!\r\n");
 
-    initRadio(868600);
-
-    bool tx = true;
+    initRadio(868600);    
+    initDisplay();
+    
+    setFrame(0xffff);
+    
+    bool tx = false;
 
     while (true) {
         if (tx) {
diff --git a/bitmaps.c b/bitmaps.c
new file mode 100644
index 0000000..1d209f6
--- /dev/null
+++ b/bitmaps.c
@@ -0,0 +1,19 @@
+/*
+ * File:   bitmaps.c
+ * Author: torsten.roemer@luniks.net
+ *
+ * Created on 6. November 2023, 18:45
+ */
+
+#include "bitmaps.h"
+
+const __flash uint8_t SOME_DATA[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+};
+
+const __flash Bitmap bitmaps[] = {
+    {16, 16, SPACE_MONO1, SOME_DATA}
+};
diff --git a/bitmaps.h b/bitmaps.h
new file mode 100644
index 0000000..dbf36ae
--- /dev/null
+++ b/bitmaps.h
@@ -0,0 +1,36 @@
+/* 
+ * File:   bitmaps.h
+ * Author: torsten.roemer@luniks.net
+ *
+ * Created on 16. April 2023, 18:19
+ */
+
+#ifndef BITMAPS_H
+#define BITMAPS_H
+
+#include <stdio.h>
+#include <stdint.h>
+#include "types.h"
+#include "colorspace.h"
+
+/**
+ * A bitmap with its width and height, and data.
+ */
+typedef struct {
+    /** Width of the bitmap. */
+    const width_t width;
+    /** Height of the bitmap. */
+    const height_t height;
+    /** Color space of the bitmap. */
+    const space_t space;
+    /** The actual bitmap. */
+    const __flash uint8_t *bitmap;
+} Bitmap;
+
+/**
+ * Available bitmaps.
+ */
+extern const __flash Bitmap bitmaps[];
+
+#endif /* BITMAPS_H */
+
diff --git a/colorspace.c b/colorspace.c
new file mode 100644
index 0000000..36a5124
--- /dev/null
+++ b/colorspace.c
@@ -0,0 +1,83 @@
+/* 
+ * File:   colorspace.c
+ * Author: torsten.roemer@luniks.net
+ *
+ * Created on 3. Juli 2024, 19:03
+ */
+
+#include "colorspace.h"
+
+/**
+ * Converts the given 8 pixel in 1-Bit monochrome to 16-Bit RGB (5/6/5) color
+ * stored in the given array of 16 bytes.
+ * 
+ * @param mono 8 pixel in 1-Bit monochrome
+ * @param rgb 8 pixel in 16-Bit RGB (5/6/5) color
+ */
+static void mono1ToRGB16(uint8_t mono, uint8_t *rgb) {
+    for (uint8_t i = 0; i < 16; i++) {
+        rgb[i] = (mono & (1 << ((15 - i) >> 1))) ? 0x0 : 0xff;
+    }
+}
+
+/*
+ * Converts the given two pixel in 4-Bit greyscale to 16-Bit RGB (5/6/5) color
+ * stored in the given array of four bytes.
+ * 
+ * @param grey two pixel in 4-Bit greyscale
+ * @param rgb two pixel in 16-Bit RGB (5/6/5) color
+ */
+static void grey4ToRGB16(uint8_t grey, uint8_t *rgb) {
+    uint8_t grey4 = ((grey >> 4) & 1);
+    uint8_t grey0 = ((grey >> 0) & 1);
+    
+    rgb[0] = (grey & 0xf0);
+    rgb[0] |= (grey4 << 3);
+    rgb[0] |= (grey >> 5);
+
+    rgb[1] = ((grey & 0xf0) << 3);
+    rgb[1] |= ((grey & 0xf0) >> 3);
+    rgb[1] |= (grey4 << 6) | (grey4 << 5) | (grey4 << 0);
+
+    rgb[2] = (grey << 4);
+    rgb[2] |= (grey0 << 3);
+    rgb[2] |= ((grey & 0x0f) >> 1);
+
+    rgb[3] = (grey << 7);
+    rgb[3] |= ((grey & 0x0f) << 1);
+    rgb[3] |= (grey0 << 6) | (grey0 << 5) | (grey0 << 0);    
+}
+
+void writeSpace(const __flash uint8_t *bitmap,
+                width_t width, height_t height,
+                space_t space) {
+    switch (space) {
+        case SPACE_MONO1: {
+            bytes_t bytes = width * height / 8;
+            for (uint16_t i = 0; i < bytes; i++) {
+                uint8_t rgb[16];
+                mono1ToRGB16(bitmap[i], rgb);
+                for (uint8_t j = 0; j < 16; j++) {
+                    transmit(rgb[j]);
+                }
+            }            
+        }; break;
+        case SPACE_GREY4: {
+            bytes_t bytes = width * height / 2;
+            for (uint16_t i = 0; i < bytes; i++) {
+                uint8_t rgb[4];
+                grey4ToRGB16(bitmap[i], rgb);
+                for (uint8_t j = 0; j < 4; j++) {
+                    transmit(rgb[j]);
+                }
+            }
+        }; break;
+        default: {
+            // SPACE_RGB16
+            bytes_t bytes = width * height * 2;
+            for (uint16_t i = 0; i < bytes; i++) {
+                transmit(bitmap[i]);
+            }
+        }
+    }    
+}
\ No newline at end of file
diff --git a/colorspace.h b/colorspace.h
new file mode 100644
index 0000000..7d47e86
--- /dev/null
+++ b/colorspace.h
@@ -0,0 +1,34 @@
+/* 
+ * File:   colorspace.h
+ * Author: torsten.roemer@luniks.net
+ *
+ * Created on 3. Juli 2024, 19:02
+ */
+
+#ifndef COLORSPACE_H
+#define COLORSPACE_H
+
+// TODO use enum? typedef?
+#define SPACE_MONO1  1
+#define SPACE_GREY4  4
+#define SPACE_RGB16  16
+
+#include <stdint.h>
+#include "types.h"
+#include "spi.h"
+
+/**
+ * Helper to write image data to the display, converting from the given 
+ * color space to that of the display.
+ * 
+ * @param bitmap pointer to bitmap data in program memory
+ * @param width width of the bitmap in pixels
+ * @param height height of the bitmap in pixels
+ * @param space color space of the bitmap
+ */
+void writeSpace(const __flash uint8_t *bitmap,
+                width_t width, height_t height,
+                space_t space);
+
+#endif /* COLORSPACE_H */
+
diff --git a/dejavu.c b/dejavu.c
new file mode 100644
index 0000000..df07eac
--- /dev/null
+++ b/dejavu.c
@@ -0,0 +1,796 @@
+/* 
+ * File:   dejavu.c
+ * Author: torsten.roemer@luniks.net
+ * https://dejavu-fonts.github.io/License.html
+ *
+ * Created on 23. April 2023, 18:41
+ */
+
+#include <stdio.h>
+#include "font.h"
+#include "dejavu.h"
+#include "utils.h"
+
+#define HEIGHT 56
+
+static const __flash uint8_t SPACE[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t EXCLAMATION_MARK[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x03, 0xc0, 0x03, 0xc0,
+    0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0,
+    0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0,
+    0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0,
+    0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0,
+    0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0,
+    0x03, 0xc0, 0x03, 0xc0, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0xc0,
+    0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0,
+    0x03, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t NUMBER_SIGN[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x03, 0xc0, 0xf0, 0x00, 0x03, 0xc0, 0xe0,
+    0x00, 0x03, 0xc1, 0xe0, 0x00, 0x07, 0x81, 0xe0,
+    0x00, 0x07, 0x81, 0xe0, 0x00, 0x07, 0x81, 0xc0,
+    0x00, 0x07, 0x83, 0xc0, 0x00, 0x0f, 0x03, 0xc0,
+    0x00, 0x0f, 0x03, 0xc0, 0x00, 0x0f, 0x03, 0x80,
+    0x07, 0xff, 0xff, 0xfe, 0x07, 0xff, 0xff, 0xfe,
+    0x07, 0xff, 0xff, 0xfe, 0x07, 0xff, 0xff, 0xfe,
+    0x00, 0x1e, 0x0f, 0x00, 0x00, 0x1c, 0x0f, 0x00,
+    0x00, 0x3c, 0x0f, 0x00, 0x00, 0x3c, 0x0e, 0x00,
+    0x00, 0x3c, 0x1e, 0x00, 0x00, 0x78, 0x1e, 0x00,
+    0x00, 0x78, 0x1e, 0x00, 0x3f, 0xff, 0xff, 0xf0,
+    0x3f, 0xff, 0xff, 0xf0, 0x3f, 0xff, 0xff, 0xf0,
+    0x3f, 0xff, 0xff, 0xf0, 0x00, 0xf0, 0x38, 0x00,
+    0x00, 0xf0, 0x78, 0x00, 0x01, 0xe0, 0x78, 0x00,
+    0x01, 0xe0, 0x78, 0x00, 0x01, 0xe0, 0x70, 0x00,
+    0x01, 0xe0, 0xf0, 0x00, 0x03, 0xc0, 0xf0, 0x00,
+    0x03, 0xc0, 0xf0, 0x00, 0x03, 0xc0, 0xe0, 0x00,
+    0x03, 0xc1, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t PERCENT_SIGN[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0xf8, 0x00, 0x00,
+    0x03, 0xfe, 0x00, 0x00, 0x07, 0xff, 0x00, 0x00, 
+    0x0f, 0x07, 0x80, 0x00, 0x0e, 0x03, 0x80, 0x00,
+    0x1c, 0x01, 0xc0, 0x00, 0x1c, 0x01, 0xc0, 0x00, 
+    0x1c, 0x01, 0xc0, 0x00, 0x1c, 0x01, 0xc0, 0x00,
+    0x1c, 0x01, 0xc0, 0x00, 0x0e, 0x03, 0x80, 0x00, 
+    0x0f, 0x07, 0x80, 0x18, 0x07, 0xff, 0x00, 0xf8,
+    0x03, 0xfe, 0x03, 0xf0, 0x00, 0xf8, 0x1f, 0xc0, 
+    0x00, 0x00, 0x7e, 0x00, 0x00, 0x03, 0xf8, 0x00,
+    0x00, 0x0f, 0xc0, 0x00, 0x00, 0x3f, 0x00, 0x00, 
+    0x01, 0xf8, 0x0f, 0x80, 0x07, 0xe0, 0x3f, 0xe0,
+    0x0f, 0x80, 0x7f, 0xf0, 0x04, 0x00, 0xf0, 0x78, 
+    0x00, 0x00, 0xe0, 0x38, 0x00, 0x01, 0xc0, 0x1c,
+    0x00, 0x01, 0xc0, 0x1c, 0x00, 0x01, 0xc0, 0x1c, 
+    0x00, 0x01, 0xc0, 0x1c, 0x00, 0x01, 0xc0, 0x1c,
+    0x00, 0x00, 0xe0, 0x38, 0x00, 0x00, 0xf0, 0x78, 
+    0x00, 0x00, 0x7f, 0xf0, 0x00, 0x00, 0x3f, 0xe0,
+    0x00, 0x00, 0x0f, 0x80, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t ASTERISK[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x38, 0x00, 0x00, 0x38,
+    0x00, 0x00, 0x38, 0x00, 0x00, 0x38, 0x00, 0x20,
+    0x38, 0x08, 0x78, 0x38, 0x3c, 0x7c, 0x38, 0x7c,
+    0x1f, 0x39, 0xf0, 0x07, 0xbb, 0xc0, 0x01, 0xff,
+    0x00, 0x00, 0xfe, 0x00, 0x00, 0xfe, 0x00, 0x01,
+    0xff, 0x00, 0x07, 0xbb, 0xc0, 0x1f, 0x39, 0xf0,
+    0x7c, 0x38, 0x7c, 0x78, 0x38, 0x3c, 0x20, 0x38,
+    0x08, 0x00, 0x38, 0x00, 0x00, 0x38, 0x00, 0x00,
+    0x38, 0x00, 0x00, 0x38, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t PLUS_SIGN[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3c, 
+    0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00,
+    0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 
+    0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c,
+    0x00, 0x00, 0x3c, 0x00, 0xff, 0xff, 0xff, 0xff, 
+    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+    0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 
+    0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00,
+    0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 
+    0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t COMMA[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x07, 0xe0, 0x07, 0xe0,
+    0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0,
+    0x07, 0xc0, 0x0f, 0xc0, 0x0f, 0x80, 0x0f, 0x80,
+    0x0f, 0x80, 0x0f, 0x00, 0x1f, 0x00, 0x1e, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t HYPHEN_MINUS[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x03, 0xff, 0xc0, 0x03, 0xff, 0xc0,
+    0x03, 0xff, 0xc0, 0x03, 0xff, 0xc0, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t FULL_STOP[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x07, 0xe0, 0x07, 0xe0,
+    0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0,
+    0x07, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t SOLIDUS[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x03, 0xc0, 0x00, 0x00, 0x07, 0x80,
+    0x00, 0x00, 0x07, 0x80, 0x00, 0x00, 0x0f, 0x00,
+    0x00, 0x00, 0x0f, 0x00, 0x00, 0x00, 0x1e, 0x00,
+    0x00, 0x00, 0x1e, 0x00, 0x00, 0x00, 0x1e, 0x00,
+    0x00, 0x00, 0x3c, 0x00, 0x00, 0x00, 0x3c, 0x00,
+    0x00, 0x00, 0x78, 0x00, 0x00, 0x00, 0x78, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x01, 0xe0, 0x00, 0x00, 0x01, 0xe0, 0x00,
+    0x00, 0x03, 0xc0, 0x00, 0x00, 0x03, 0xc0, 0x00,
+    0x00, 0x07, 0x80, 0x00, 0x00, 0x07, 0x80, 0x00,
+    0x00, 0x07, 0x80, 0x00, 0x00, 0x0f, 0x00, 0x00,
+    0x00, 0x0f, 0x00, 0x00, 0x00, 0x1e, 0x00, 0x00,
+    0x00, 0x1e, 0x00, 0x00, 0x00, 0x3c, 0x00, 0x00,
+    0x00, 0x3c, 0x00, 0x00, 0x00, 0x78, 0x00, 0x00,
+    0x00, 0x78, 0x00, 0x00, 0x00, 0xf0, 0x00, 0x00,
+    0x00, 0xf0, 0x00, 0x00, 0x01, 0xe0, 0x00, 0x00,
+    0x01, 0xe0, 0x00, 0x00, 0x01, 0xe0, 0x00, 0x00,
+    0x03, 0xc0, 0x00, 0x00, 0x03, 0xc0, 0x00, 0x00,
+    0x07, 0x80, 0x00, 0x00, 0x07, 0x80, 0x00, 0x00,
+    0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t DIGIT_0[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0xf0, 0x00,
+    0x00, 0x1f, 0xfc, 0x00, 0x00, 0x3f, 0xfe, 0x00,
+    0x00, 0x7f, 0xff, 0x00, 0x00, 0xfc, 0x1f, 0x80,
+    0x01, 0xf0, 0x07, 0xc0, 0x01, 0xf0, 0x07, 0xc0,
+    0x01, 0xe0, 0x03, 0xc0, 0x03, 0xc0, 0x01, 0xe0,
+    0x03, 0xc0, 0x01, 0xe0, 0x03, 0xc0, 0x01, 0xe0,
+    0x03, 0xc0, 0x01, 0xe0, 0x07, 0x80, 0x00, 0xf0,
+    0x07, 0x80, 0x00, 0xf0, 0x07, 0x80, 0x00, 0xf0,
+    0x07, 0x80, 0x00, 0xf0, 0x07, 0x80, 0x00, 0xf0,
+    0x07, 0x80, 0x00, 0xf0, 0x07, 0x80, 0x00, 0xf0,
+    0x07, 0x80, 0x00, 0xf0, 0x07, 0x80, 0x00, 0xf0,
+    0x07, 0x80, 0x00, 0xf0, 0x07, 0x80, 0x00, 0xf0,
+    0x07, 0x80, 0x00, 0xf0, 0x07, 0x80, 0x00, 0xf0,
+    0x03, 0xc0, 0x01, 0xe0, 0x03, 0xc0, 0x01, 0xe0,
+    0x03, 0xc0, 0x01, 0xe0, 0x03, 0xc0, 0x01, 0xe0,
+    0x01, 0xe0, 0x03, 0xc0, 0x01, 0xf0, 0x07, 0xc0,
+    0x01, 0xf0, 0x07, 0xc0, 0x00, 0xfc, 0x1f, 0x80,
+    0x00, 0x7f, 0xff, 0x00, 0x00, 0x3f, 0xfe, 0x00,
+    0x00, 0x1f, 0xfc, 0x00, 0x00, 0x07, 0xf0, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t DIGIT_1[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x03, 0xf0, 0x00, 0x00, 0x3f, 0xf0, 0x00,
+    0x00, 0xff, 0xf0, 0x00, 0x00, 0xff, 0xf0, 0x00,
+    0x00, 0xfc, 0xf0, 0x00, 0x00, 0xc0, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x7f, 0xff, 0xe0,
+    0x00, 0x7f, 0xff, 0xe0, 0x00, 0x7f, 0xff, 0xe0,
+    0x00, 0x7f, 0xff, 0xe0, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t DIGIT_2[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0xf8, 0x00,
+    0x01, 0xff, 0xff, 0x00, 0x03, 0xff, 0xff, 0x80,
+    0x03, 0xff, 0xff, 0xc0, 0x03, 0xf8, 0x07, 0xe0,
+    0x03, 0xc0, 0x01, 0xf0, 0x02, 0x00, 0x00, 0xf0,
+    0x00, 0x00, 0x00, 0xf8, 0x00, 0x00, 0x00, 0x78,
+    0x00, 0x00, 0x00, 0x78, 0x00, 0x00, 0x00, 0x78,
+    0x00, 0x00, 0x00, 0x78, 0x00, 0x00, 0x00, 0x78,
+    0x00, 0x00, 0x00, 0xf8, 0x00, 0x00, 0x00, 0xf0,
+    0x00, 0x00, 0x01, 0xf0, 0x00, 0x00, 0x03, 0xe0,
+    0x00, 0x00, 0x07, 0xe0, 0x00, 0x00, 0x0f, 0xc0,
+    0x00, 0x00, 0x1f, 0x80, 0x00, 0x00, 0x3f, 0x00,
+    0x00, 0x00, 0x7e, 0x00, 0x00, 0x00, 0xfc, 0x00,
+    0x00, 0x01, 0xf8, 0x00, 0x00, 0x03, 0xf0, 0x00,
+    0x00, 0x07, 0xe0, 0x00, 0x00, 0x0f, 0xc0, 0x00,
+    0x00, 0x1f, 0x80, 0x00, 0x00, 0x3f, 0x00, 0x00,
+    0x00, 0x7e, 0x00, 0x00, 0x00, 0xfc, 0x00, 0x00,
+    0x01, 0xf0, 0x00, 0x00, 0x03, 0xff, 0xff, 0xf8,
+    0x03, 0xff, 0xff, 0xf8, 0x03, 0xff, 0xff, 0xf8,
+    0x03, 0xff, 0xff, 0xf8, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t DIGIT_3[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0xf0, 0x00,
+    0x00, 0xff, 0xfc, 0x00, 0x03, 0xff, 0xff, 0x00,
+    0x03, 0xff, 0xff, 0x80, 0x03, 0xe0, 0x1f, 0xc0,
+    0x02, 0x00, 0x07, 0xc0, 0x00, 0x00, 0x03, 0xe0,
+    0x00, 0x00, 0x01, 0xe0, 0x00, 0x00, 0x01, 0xe0,
+    0x00, 0x00, 0x01, 0xe0, 0x00, 0x00, 0x01, 0xe0,
+    0x00, 0x00, 0x01, 0xe0, 0x00, 0x00, 0x03, 0xc0,
+    0x00, 0x00, 0x07, 0xc0, 0x00, 0x00, 0x1f, 0x80,
+    0x00, 0x1f, 0xff, 0x00, 0x00, 0x1f, 0xfe, 0x00,
+    0x00, 0x1f, 0xfe, 0x00, 0x00, 0x1f, 0xff, 0x00,
+    0x00, 0x00, 0x1f, 0xc0, 0x00, 0x00, 0x07, 0xc0,
+    0x00, 0x00, 0x03, 0xe0, 0x00, 0x00, 0x01, 0xe0,
+    0x00, 0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0,
+    0x00, 0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0,
+    0x00, 0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0,
+    0x00, 0x00, 0x01, 0xf0, 0x04, 0x00, 0x03, 0xe0,
+    0x07, 0x00, 0x07, 0xe0, 0x07, 0xe0, 0x1f, 0xc0,
+    0x07, 0xff, 0xff, 0x80, 0x07, 0xff, 0xff, 0x00,
+    0x03, 0xff, 0xfe, 0x00, 0x00, 0x3f, 0xf0, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t DIGIT_4[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x7e, 0x00, 0x00, 0x00, 0x7e, 0x00,
+    0x00, 0x00, 0xfe, 0x00, 0x00, 0x00, 0xfe, 0x00,
+    0x00, 0x01, 0xde, 0x00, 0x00, 0x03, 0xde, 0x00,
+    0x00, 0x03, 0x9e, 0x00, 0x00, 0x07, 0x9e, 0x00,
+    0x00, 0x0f, 0x1e, 0x00, 0x00, 0x0f, 0x1e, 0x00,
+    0x00, 0x1e, 0x1e, 0x00, 0x00, 0x1c, 0x1e, 0x00,
+    0x00, 0x3c, 0x1e, 0x00, 0x00, 0x78, 0x1e, 0x00,
+    0x00, 0x78, 0x1e, 0x00, 0x00, 0xf0, 0x1e, 0x00,
+    0x00, 0xf0, 0x1e, 0x00, 0x01, 0xe0, 0x1e, 0x00,
+    0x03, 0xc0, 0x1e, 0x00, 0x03, 0xc0, 0x1e, 0x00,
+    0x07, 0x80, 0x1e, 0x00, 0x07, 0x80, 0x1e, 0x00,
+    0x0f, 0x00, 0x1e, 0x00, 0x0f, 0xff, 0xff, 0xf0,
+    0x0f, 0xff, 0xff, 0xf0, 0x0f, 0xff, 0xff, 0xf0,
+    0x0f, 0xff, 0xff, 0xf0, 0x00, 0x00, 0x1e, 0x00,
+    0x00, 0x00, 0x1e, 0x00, 0x00, 0x00, 0x1e, 0x00,
+    0x00, 0x00, 0x1e, 0x00, 0x00, 0x00, 0x1e, 0x00,
+    0x00, 0x00, 0x1e, 0x00, 0x00, 0x00, 0x1e, 0x00,
+    0x00, 0x00, 0x1e, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t DIGIT_5[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x01, 0xff, 0xff, 0xc0, 0x01, 0xff, 0xff, 0xc0,
+    0x01, 0xff, 0xff, 0xc0, 0x01, 0xff, 0xff, 0xc0,
+    0x01, 0xe0, 0x00, 0x00, 0x01, 0xe0, 0x00, 0x00,
+    0x01, 0xe0, 0x00, 0x00, 0x01, 0xe0, 0x00, 0x00,
+    0x01, 0xe0, 0x00, 0x00, 0x01, 0xe0, 0x00, 0x00,
+    0x01, 0xe0, 0x00, 0x00, 0x01, 0xe0, 0x00, 0x00,
+    0x01, 0xef, 0xf0, 0x00, 0x01, 0xff, 0xfc, 0x00,
+    0x01, 0xff, 0xff, 0x00, 0x01, 0xff, 0xff, 0x80,
+    0x01, 0xe0, 0x1f, 0xc0, 0x01, 0x00, 0x07, 0xc0,
+    0x00, 0x00, 0x03, 0xe0, 0x00, 0x00, 0x01, 0xe0,
+    0x00, 0x00, 0x01, 0xf0, 0x00, 0x00, 0x00, 0xf0,
+    0x00, 0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0,
+    0x00, 0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0,
+    0x00, 0x00, 0x00, 0xf0, 0x00, 0x00, 0x01, 0xf0,
+    0x00, 0x00, 0x01, 0xe0, 0x04, 0x00, 0x03, 0xe0,
+    0x07, 0x00, 0x07, 0xc0, 0x07, 0xe0, 0x1f, 0xc0,
+    0x07, 0xff, 0xff, 0x80, 0x07, 0xff, 0xff, 0x00,
+    0x03, 0xff, 0xfc, 0x00, 0x00, 0x7f, 0xe0, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t DIGIT_6[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0xfe, 0x00,
+    0x00, 0x0f, 0xff, 0x80, 0x00, 0x3f, 0xff, 0x80,
+    0x00, 0x7f, 0xff, 0x80, 0x00, 0x7e, 0x01, 0x80,
+    0x00, 0xf8, 0x00, 0x00, 0x01, 0xf0, 0x00, 0x00,
+    0x01, 0xe0, 0x00, 0x00, 0x03, 0xe0, 0x00, 0x00,
+    0x03, 0xc0, 0x00, 0x00, 0x03, 0xc0, 0x00, 0x00,
+    0x03, 0xc0, 0x00, 0x00, 0x07, 0x80, 0x00, 0x00,
+    0x07, 0x83, 0xf8, 0x00, 0x07, 0x8f, 0xfe, 0x00,
+    0x07, 0x9f, 0xff, 0x00, 0x07, 0xbf, 0xff, 0x80,
+    0x07, 0xfc, 0x0f, 0xc0, 0x07, 0xf8, 0x03, 0xe0,
+    0x07, 0xf0, 0x01, 0xe0, 0x07, 0xe0, 0x01, 0xe0,
+    0x07, 0xe0, 0x00, 0xf0, 0x07, 0xc0, 0x00, 0xf0,
+    0x07, 0xc0, 0x00, 0xf0, 0x07, 0xc0, 0x00, 0xf0,
+    0x07, 0xc0, 0x00, 0xf0, 0x03, 0xc0, 0x00, 0xf0,
+    0x03, 0xc0, 0x00, 0xf0, 0x03, 0xe0, 0x00, 0xf0,
+    0x03, 0xe0, 0x01, 0xe0, 0x01, 0xf0, 0x01, 0xe0,
+    0x01, 0xf8, 0x03, 0xe0, 0x00, 0xfc, 0x0f, 0xc0,
+    0x00, 0x7f, 0xff, 0x80, 0x00, 0x3f, 0xff, 0x00,
+    0x00, 0x1f, 0xfe, 0x00, 0x00, 0x07, 0xf8, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t DIGIT_7[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x07, 0xff, 0xff, 0xf0, 0x07, 0xff, 0xff, 0xf0,
+    0x07, 0xff, 0xff, 0xf0, 0x07, 0xff, 0xff, 0xe0,
+    0x00, 0x00, 0x01, 0xe0, 0x00, 0x00, 0x03, 0xe0,
+    0x00, 0x00, 0x03, 0xc0, 0x00, 0x00, 0x07, 0xc0,
+    0x00, 0x00, 0x07, 0x80, 0x00, 0x00, 0x07, 0x80,
+    0x00, 0x00, 0x0f, 0x00, 0x00, 0x00, 0x0f, 0x00,
+    0x00, 0x00, 0x1f, 0x00, 0x00, 0x00, 0x1e, 0x00,
+    0x00, 0x00, 0x3e, 0x00, 0x00, 0x00, 0x3c, 0x00,
+    0x00, 0x00, 0x3c, 0x00, 0x00, 0x00, 0x7c, 0x00,
+    0x00, 0x00, 0x78, 0x00, 0x00, 0x00, 0xf8, 0x00,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0x01, 0xe0, 0x00, 0x00, 0x01, 0xe0, 0x00,
+    0x00, 0x03, 0xe0, 0x00, 0x00, 0x03, 0xc0, 0x00,
+    0x00, 0x03, 0xc0, 0x00, 0x00, 0x07, 0x80, 0x00,
+    0x00, 0x07, 0x80, 0x00, 0x00, 0x0f, 0x80, 0x00,
+    0x00, 0x0f, 0x00, 0x00, 0x00, 0x1f, 0x00, 0x00,
+    0x00, 0x1e, 0x00, 0x00, 0x00, 0x1e, 0x00, 0x00,
+    0x00, 0x3e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t DIGIT_8[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0xf0, 0x00,
+    0x00, 0x3f, 0xfe, 0x00, 0x00, 0x7f, 0xff, 0x00,
+    0x00, 0xff, 0xff, 0x80, 0x01, 0xf8, 0x0f, 0xc0,
+    0x01, 0xf0, 0x07, 0xc0, 0x03, 0xe0, 0x03, 0xe0,
+    0x03, 0xc0, 0x01, 0xe0, 0x03, 0xc0, 0x01, 0xe0,
+    0x03, 0xc0, 0x01, 0xe0, 0x03, 0xc0, 0x01, 0xe0,
+    0x03, 0xc0, 0x01, 0xe0, 0x01, 0xe0, 0x03, 0xc0,
+    0x01, 0xf0, 0x07, 0xc0, 0x00, 0xf8, 0x0f, 0x80,
+    0x00, 0x7f, 0xff, 0x00, 0x00, 0x1f, 0xfc, 0x00,
+    0x00, 0x3f, 0xfe, 0x00, 0x00, 0xff, 0xff, 0x80,
+    0x01, 0xf8, 0x0f, 0xc0, 0x01, 0xe0, 0x03, 0xc0,
+    0x03, 0xc0, 0x01, 0xe0, 0x03, 0xc0, 0x01, 0xe0,
+    0x07, 0x80, 0x00, 0xf0, 0x07, 0x80, 0x00, 0xf0,
+    0x07, 0x80, 0x00, 0xf0, 0x07, 0x80, 0x00, 0xf0,
+    0x07, 0x80, 0x00, 0xf0, 0x07, 0x80, 0x00, 0xf0,
+    0x07, 0xc0, 0x01, 0xf0, 0x03, 0xc0, 0x01, 0xe0,
+    0x03, 0xe0, 0x03, 0xe0, 0x01, 0xf8, 0x0f, 0xc0,
+    0x01, 0xff, 0xff, 0xc0, 0x00, 0xff, 0xff, 0x80,
+    0x00, 0x3f, 0xfe, 0x00, 0x00, 0x0f, 0xf8, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t DIGIT_9[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xf0, 0x00,
+    0x00, 0x3f, 0xfc, 0x00, 0x00, 0x7f, 0xfe, 0x00,
+    0x00, 0xff, 0xff, 0x00, 0x01, 0xf8, 0x1f, 0x80,
+    0x03, 0xe0, 0x0f, 0xc0, 0x03, 0xc0, 0x07, 0xc0,
+    0x03, 0xc0, 0x03, 0xe0, 0x07, 0x80, 0x03, 0xe0,
+    0x07, 0x80, 0x01, 0xe0, 0x07, 0x80, 0x01, 0xe0,
+    0x07, 0x80, 0x01, 0xf0, 0x07, 0x80, 0x01, 0xf0,
+    0x07, 0x80, 0x01, 0xf0, 0x07, 0x80, 0x01, 0xf0,
+    0x07, 0x80, 0x03, 0xf0, 0x03, 0xc0, 0x03, 0xf0,
+    0x03, 0xc0, 0x07, 0xf0, 0x03, 0xe0, 0x0f, 0xf0,
+    0x01, 0xf8, 0x1f, 0xf0, 0x00, 0xff, 0xfe, 0xf0,
+    0x00, 0x7f, 0xfc, 0xf0, 0x00, 0x3f, 0xf8, 0xf0,
+    0x00, 0x0f, 0xe0, 0xf0, 0x00, 0x00, 0x00, 0xf0,
+    0x00, 0x00, 0x01, 0xe0, 0x00, 0x00, 0x01, 0xe0,
+    0x00, 0x00, 0x01, 0xe0, 0x00, 0x00, 0x03, 0xe0,
+    0x00, 0x00, 0x03, 0xc0, 0x00, 0x00, 0x07, 0xc0,
+    0x00, 0x00, 0x0f, 0x80, 0x00, 0xc0, 0x3f, 0x00,
+    0x00, 0xff, 0xff, 0x00, 0x00, 0xff, 0xfe, 0x00,
+    0x00, 0xff, 0xf8, 0x00, 0x00, 0x3f, 0xe0, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t COLON[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0,
+    0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x07, 0xe0, 0x07, 0xe0,
+    0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0,
+    0x07, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t SEMICOLON[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0,
+    0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x07, 0xe0, 0x07, 0xe0,
+    0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0, 0x07, 0xe0,
+    0x07, 0xc0, 0x0f, 0xc0, 0x0f, 0x80, 0x0f, 0x80,
+    0x0f, 0x80, 0x0f, 0x00, 0x1f, 0x00, 0x1e, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t LESS_THAN_SIGN[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x78,
+    0x00, 0x00, 0x03, 0xf8, 0x00, 0x00, 0x0f, 0xf8,
+    0x00, 0x00, 0x7f, 0xf0, 0x00, 0x01, 0xff, 0x80,
+    0x00, 0x0f, 0xfe, 0x00, 0x00, 0x7f, 0xf0, 0x00,
+    0x01, 0xff, 0x80, 0x00, 0x0f, 0xfc, 0x00, 0x00,
+    0x0f, 0xf0, 0x00, 0x00, 0x0f, 0x80, 0x00, 0x00,
+    0x0f, 0xf0, 0x00, 0x00, 0x0f, 0xfc, 0x00, 0x00,
+    0x01, 0xff, 0x80, 0x00, 0x00, 0x7f, 0xf0, 0x00,
+    0x00, 0x0f, 0xfe, 0x00, 0x00, 0x01, 0xff, 0x80,
+    0x00, 0x00, 0x7f, 0xf0, 0x00, 0x00, 0x0f, 0xf8,
+    0x00, 0x00, 0x03, 0xf8, 0x00, 0x00, 0x00, 0x78,
+    0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t EQUALS_SIGN[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0xf8,
+    0x0f, 0xff, 0xff, 0xf8, 0x0f, 0xff, 0xff, 0xf8,
+    0x0f, 0xff, 0xff, 0xf8, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0xf8,
+    0x0f, 0xff, 0xff, 0xf8, 0x0f, 0xff, 0xff, 0xf8,
+    0x0f, 0xff, 0xff, 0xf8, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t GREATER_THAN_SIGN[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x08, 0x00, 0x00, 0x00, 0x0f, 0x00, 0x00, 0x00,
+    0x0f, 0xe0, 0x00, 0x00, 0x0f, 0xf8, 0x00, 0x00,
+    0x07, 0xff, 0x00, 0x00, 0x00, 0xff, 0xc0, 0x00,
+    0x00, 0x3f, 0xf8, 0x00, 0x00, 0x07, 0xff, 0x00,
+    0x00, 0x00, 0xff, 0xc0, 0x00, 0x00, 0x1f, 0xf8,
+    0x00, 0x00, 0x07, 0xf8, 0x00, 0x00, 0x00, 0xf8,
+    0x00, 0x00, 0x07, 0xf8, 0x00, 0x00, 0x1f, 0xf8,
+    0x00, 0x00, 0xff, 0xc0, 0x00, 0x07, 0xff, 0x00,
+    0x00, 0x3f, 0xf8, 0x00, 0x00, 0xff, 0xc0, 0x00,
+    0x07, 0xff, 0x00, 0x00, 0x0f, 0xf8, 0x00, 0x00,
+    0x0f, 0xe0, 0x00, 0x00, 0x0f, 0x00, 0x00, 0x00,
+    0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t QUESTION_MARK[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x01, 0xfe, 0x00, 0x07, 0xff,
+    0x80, 0x1f, 0xff, 0xe0, 0x3f, 0xff, 0xe0, 0x3f,
+    0x03, 0xf0, 0x38, 0x00, 0xf8, 0x20, 0x00, 0x78,
+    0x00, 0x00, 0x78, 0x00, 0x00, 0x78, 0x00, 0x00,
+    0x78, 0x00, 0x00, 0xf8, 0x00, 0x00, 0xf0, 0x00,
+    0x01, 0xf0, 0x00, 0x03, 0xe0, 0x00, 0x07, 0xe0,
+    0x00, 0x0f, 0xc0, 0x00, 0x1f, 0x80, 0x00, 0x3f,
+    0x00, 0x00, 0x7c, 0x00, 0x00, 0x78, 0x00, 0x00,
+    0xf8, 0x00, 0x00, 0xf0, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0xf0, 0x00, 0x00, 0xf0, 0x00, 0x00, 0xf0,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf0, 0x00,
+    0x00, 0xf0, 0x00, 0x00, 0xf0, 0x00, 0x00, 0xf0,
+    0x00, 0x00, 0xf0, 0x00, 0x00, 0xf0, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t COMMERCIAL_AT[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x01, 0xfe, 0x00, 0x00, 0x0f, 0xff, 0x80,
+    0x00, 0x1f, 0xff, 0xc0, 0x00, 0x7f, 0x03, 0xe0,
+    0x00, 0xfc, 0x00, 0xf0, 0x01, 0xf0, 0x00, 0x78,
+    0x01, 0xe0, 0x00, 0x38, 0x03, 0xc0, 0x00, 0x3c,
+    0x07, 0xc0, 0x00, 0x1c, 0x07, 0x80, 0x00, 0x1c,
+    0x07, 0x80, 0x1f, 0x1c, 0x0f, 0x00, 0x7f, 0xdc,
+    0x0f, 0x00, 0xff, 0xfc, 0x0f, 0x01, 0xf0, 0xfc,
+    0x1e, 0x03, 0xe0, 0x7c, 0x1e, 0x03, 0xc0, 0x3c,
+    0x1e, 0x07, 0xc0, 0x3c, 0x1e, 0x07, 0x80, 0x1c,
+    0x1e, 0x07, 0x80, 0x1c, 0x1e, 0x07, 0x80, 0x1c,
+    0x1e, 0x07, 0x80, 0x1c, 0x1e, 0x07, 0x80, 0x1c,
+    0x1e, 0x07, 0x80, 0x1c, 0x1e, 0x07, 0xc0, 0x3c,
+    0x1e, 0x03, 0xc0, 0x3c, 0x0f, 0x03, 0xe0, 0x7c,
+    0x0f, 0x01, 0xf0, 0xfc, 0x0f, 0x00, 0xff, 0xfc,
+    0x0f, 0x80, 0x7f, 0xdc, 0x07, 0x80, 0x1f, 0x1c,
+    0x07, 0xc0, 0x00, 0x00, 0x03, 0xc0, 0x00, 0x00,
+    0x03, 0xe0, 0x00, 0x00, 0x01, 0xf0, 0x00, 0x00,
+    0x00, 0xf8, 0x00, 0x00, 0x00, 0x7e, 0x00, 0x00,
+    0x00, 0x3f, 0x80, 0x40, 0x00, 0x0f, 0xff, 0xe0,
+    0x00, 0x07, 0xff, 0xe0, 0x00, 0x00, 0x7f, 0x80,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const __flash uint8_t DEGREE_SIGN[] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x07, 0xc0, 0x1f, 0xf0, 0x3f, 0xf8,
+    0x78, 0x3c, 0x70, 0x1c, 0xe0, 0x0e, 0xe0, 0x0e,
+    0xe0, 0x0e, 0xe0, 0x0e, 0xe0, 0x0e, 0x70, 0x1c,
+    0x78, 0x3c, 0x3f, 0xf8, 0x1f, 0xf0, 0x07, 0xc0,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+const __flash Glyph glyphs[] = {
+    {0x0020, 24, SPACE},
+    {0x0021, 16, EXCLAMATION_MARK},
+    {0x0023, 32, NUMBER_SIGN},
+    {0x0025, 32, PERCENT_SIGN},
+    {0x002a, 24, ASTERISK},
+    {0x002b, 24, PLUS_SIGN},
+    {0x002c, 16, COMMA},
+    {0x002d, 24, HYPHEN_MINUS},
+    {0x002e, 16, FULL_STOP},
+    {0x002f, 32, SOLIDUS},
+    {0x0030, 32, DIGIT_0},
+    {0x0031, 32, DIGIT_1},
+    {0x0032, 32, DIGIT_2},
+    {0x0033, 32, DIGIT_3},
+    {0x0034, 32, DIGIT_4},
+    {0x0035, 32, DIGIT_5},
+    {0x0036, 32, DIGIT_6},
+    {0x0037, 32, DIGIT_7},
+    {0x0038, 32, DIGIT_8},
+    {0x0039, 32, DIGIT_9},
+    {0x003a, 16, COLON},
+    {0x003b, 16, SEMICOLON},
+    {0x003c, 32, LESS_THAN_SIGN},
+    {0x003d, 32, EQUALS_SIGN},
+    {0x003e, 32, GREATER_THAN_SIGN},
+    {0x003f, 24, QUESTION_MARK},
+    {0x0040, 32, COMMERCIAL_AT},
+    {0x00b0, 16, DEGREE_SIGN}
+};
+
+const __flash Font dejaVuFont = {glyphs, array_length(glyphs), HEIGHT, SPACE_MONO1};
diff --git a/dejavu.h b/dejavu.h
new file mode 100644
index 0000000..68d9272
--- /dev/null
+++ b/dejavu.h
@@ -0,0 +1,21 @@
+/* 
+ * File:   dejavu.h
+ * Author: torsten.roemer@luniks.net
+ * https://dejavu-fonts.github.io/License.html
+ *
+ * Created on 23. April 2023, 18:41
+ */
+
+#ifndef DEJAVU_H
+#define DEJAVU_H
+
+#include "font.h"
+#include "colorspace.h"
+
+/**
+ * DejaVu font.
+ */
+extern const __flash Font dejaVuFont;
+
+#endif /* DEJAVU_H */
+
diff --git a/display.c b/display.c
new file mode 100644
index 0000000..195fdaf
--- /dev/null
+++ b/display.c
@@ -0,0 +1,48 @@
+/* 
+ * File:   display.c
+ * Author: torsten.roemer@luniks.net
+ *
+ * Created on 18. April 2023, 21:56
+ */
+
+#include "display.h"
+
+void setFrame(uint16_t color) {
+    fillArea(0, 0, DISPLAY_WIDTH, DISPLAY_HEIGHT, color);
+}
+
+width_t writeBitmap(x_t x, y_t y, uint16_t index) {
+    const __flash Bitmap *bitmap = &bitmaps[index];
+    setArea(x, y, bitmap->width, bitmap->height, false, false);
+    writeData(bitmap->bitmap, bitmap->width, bitmap->height, bitmap->space);
+    
+    return bitmap->width;
+}
+
+width_t writeGlyph(x_t x, y_t y, const __flash Font *font, code_t code) {
+    const __flash Glyph *glyph = getGlyphAddress(font, code);
+    setArea(x, y, glyph->width, font->height, false, false);
+    writeData(glyph->bitmap, glyph->width, font->height, font->space);
+    
+    return glyph->width;
+}
+
+width_t writeString(x_t x, y_t y, const __flash Font *font, const char *string) {
+    width_t xorig = x;
+    uint8_t offset = 0;
+    for (; *string != '\0'; string++) {
+        uint8_t c = (uint8_t) *string;
+        if (c == 194) {
+            // multibyte
+        } else if (c == 195) {
+            // multibyte, add 64 to get code point
+            offset = 64;
+        } else {
+            code_t code = c + offset;
+            x += writeGlyph(x, y, font, code);
+            offset = 0;            
+        }
+    }
+    
+    return x - xorig;
+}
diff --git a/display.h b/display.h
new file mode 100644
index 0000000..34b516d
--- /dev/null
+++ b/display.h
@@ -0,0 +1,65 @@
+/* 
+ * File:   display.h
+ * Author: torsten.roemer@luniks.net
+ *
+ * Created on 18. April 2023, 21:56
+ */
+
+#ifndef DISPLAY_H
+#define DISPLAY_H
+
+#include <string.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <avr/pgmspace.h>
+#include "types.h"
+#include "bitmaps.h"
+#include "font.h"
+#include "bitmaps.h"
+#include "spi.h"
+#include "tft.h"
+#include "usart.h"
+#include "utils.h"
+
+/**
+ * Sets the whole display to the given 16-Bit (5/6/5) RGB color.
+ * 
+ * @param color
+ */
+void setFrame(uint16_t color);
+
+/**
+ * Writes the bitmap with the given index to the given row and column 
+ * and returns the width of the bitmap.
+ * 
+ * @param x
+ * @param y
+ * @param index
+ * @return bitmap width
+ */
+width_t writeBitmap(x_t x, y_t y, uint16_t index);
+
+/**
+ * Writes the glyph with the given pseudo UTF-8 code point with the given
+ * font to the given row and column and returns the width of the glyph.
+ * 
+ * @param x
+ * @param y
+ * @param font
+ * @param code
+ * @return glyph width
+ */
+width_t writeGlyph(x_t x, y_t y, const __flash Font *font, code_t code);
+
+/**
+ * Writes the given string with the given font to the given row and column.
+ * 
+ * @param x
+ * @param y
+ * @param font
+ * @param string
+ */
+width_t writeString(x_t x, y_t y, const __flash Font *font, const char *string);
+
+#endif /* DISPLAY_H */
diff --git a/font.c b/font.c
new file mode 100644
index 0000000..4739809
--- /dev/null
+++ b/font.c
@@ -0,0 +1,32 @@
+/* 
+ * File:   font.c
+ * Author: torsten.roemer@luniks.net
+ *
+ * Created on 25. April 2023, 21:00
+ */
+
+#include <stdio.h>
+#include "font.h"
+
+const __flash Glyph* getGlyphAddress(const __flash Font *font, code_t code) {
+    
+    // https://en.wikipedia.org/wiki/Binary_search_algorithm
+    code_t l = 0;
+    code_t r = font->length - 1;
+    
+    while (l <= r) {
+        code_t m = (l + r) / 2;
+        const __flash Glyph *pglyph = &font->glyphs[m];
+        if (pglyph->code < code) {
+            l = m + 1;
+        } else if (pglyph->code > code) {
+            r = m - 1;
+        } else {
+            // found code point, return address of glyph
+            return pglyph;
+        }
+    }
+
+    // return question mark if unknown code point
+    return getGlyphAddress(font, 0x003f);
+}
diff --git a/font.h b/font.h
new file mode 100644
index 0000000..c9e7f3e
--- /dev/null
+++ b/font.h
@@ -0,0 +1,50 @@
+/* 
+ * File:   font.h
+ * Author: torsten.roemer@luniks.net
+ *
+ * Created on 24. April 2023, 21:21
+ */
+
+#ifndef FONT_H
+#define FONT_H
+
+#include "types.h"
+
+/**
+ * A glyph with its pseudo UTF-8 code point, width and bitmap.
+ */
+typedef struct {
+    /** Pseudo UTF-8 code point of the glyph. */
+    const code_t code;
+    /** Width of the glyph. */
+    const width_t width;
+    /** Bitmap of the glyph. */
+    const __flash uint8_t *bitmap;
+} Glyph;
+
+/**
+ * Fonts available here. Since the height is the same for all glyphs,
+ * it is stored in the font instead of redundantly in each glyph.
+ */
+typedef struct {
+    /** Glyphs of this font. */
+    const __flash Glyph *glyphs;
+    /** Number of glyphs of this font. */
+    const length_t length;
+    /** Height of (the glyphs of) this font. */
+    const height_t height;
+    /** Color space of the glyph bitmap. */
+    const space_t space;
+} Font;
+
+/**
+ * Returns the flash address of the glyph at the given pseudo UTF-8 code
+ * point, i.e. 0x00f6 for U+00F6 from the given font.
+ * If there is no glyph for that code point, a question mark is returned.
+ * @param font
+ * @param code
+ * @return Glyph
+ */
+const __flash Glyph* getGlyphAddress(const __flash Font *font, code_t code);
+
+#endif /* FONT_H */
diff --git a/mcp9808.c b/mcp9808.c
index 756d97a..59db9c7 100644
--- a/mcp9808.c
+++ b/mcp9808.c
@@ -63,7 +63,7 @@
     
     // TODO need to wait for first conversion result after wake up
     // can use an alert irq to wake up sleeping MCU instead?
-    _delay_ms(500);
+    _delay_ms(300);
 }
 
 uint16_t readTemp(void) {
diff --git a/pins.h b/pins.h
index 7a6018d..4c23d66 100644
--- a/pins.h
+++ b/pins.h
@@ -33,4 +33,11 @@
 #define PIN_RCS   PB1 // radio chip select
 #define PIN_RRST  PB0 // radio reset
 
+/* Display */
+#define DDR_DISP  DDRD
+#define PORT_DISP PORTD
+#define PIN_DCS   PD5 // display chip select
+#define PIN_DDC   PD6 // display data/command
+#define PIN_DRST  PD7 // display reset
+
 #endif /* PINS_H */
diff --git a/rfm69.c b/rfm69.c
index 8e11934..2cb0c79 100644
--- a/rfm69.c
+++ b/rfm69.c
@@ -45,7 +45,7 @@
  */
 static uint8_t regRead(uint8_t reg) {
     spiSel();
-    transmit(reg);
+    transmit(reg & 0x7f);
     uint8_t value = transmit(0x00);
     spiDes();
     
@@ -144,7 +144,8 @@
 
     // variable payload length, crc on, no address matching
     // regWrite(PCK_CFG1, 0x90);
-    regWrite(PCK_CFG1, 0x94); // match broadcast or node address
+    // match broadcast or node address
+    regWrite(PCK_CFG1, 0x94);
     
     // node and broadcast address
     regWrite(NODE_ADDR, NODE_ADDRESS);
@@ -153,7 +154,7 @@
     // set TX start condition to "at least one byte in FIFO"
     regWrite(FIFO_THRESH, 0x8f);
     
-    printString("Init done\r\n");
+    printString("Radio init done\r\n");
 }
 
 void sleepRadio(void) {
diff --git a/tft.c b/tft.c
new file mode 100644
index 0000000..c6a9a11
--- /dev/null
+++ b/tft.c
@@ -0,0 +1,268 @@
+/* 
+ * File:   tft.c
+ * Author: torsten.roemer@luniks.net
+ *
+ * Created on 6. November 2023, 18:45
+ */
+
+#include "tft.h"
+
+/**
+ * Does a hardware reset.
+ */
+static void hwReset(void) {
+    PORT_DISP &= ~(1 << PIN_DRST);
+    _delay_ms(10);
+    PORT_DISP |= (1 << PIN_DRST);
+}
+
+static void displaySel(void) {
+    PORT_DISP &= ~(1 << PIN_DCS);
+}
+
+static void displayDes(void) {
+    PORT_DISP |= (1 << PIN_DCS);
+}
+
+/**
+ * Sets display to send a command.
+ */
+static void displaySetCmd(void) {
+    PORT_DISP &= ~(1 << PIN_DDC);
+}
+
+/**
+ * Sets display to send data.
+ */
+static void displaySetData(void) {
+    PORT_DISP |= (1 << PIN_DDC);
+}
+
+/**
+ * Sends the given command to the display.
+ * 
+ * @param cmd
+ */
+static void displayCmd(uint8_t cmd) {
+    displaySetCmd();
+    transmit(cmd);
+}
+
+/**
+ * Sends the given data to the display.
+ * 
+ * @param data
+ */
+static void displayData(uint8_t data) {
+    displaySetData();
+    transmit(data);
+}
+
+/**
+ * Sets horizontal and/or vertical flip.
+ * 
+ * @param hflip
+ * @param vflip
+ */
+static void madctl(bool hflip, bool vflip) {
+    // Memory data access control
+    uint8_t madctl = 0b00110110;
+    madctl |= (HFLIP << 7);
+    madctl |= (VFLIP << 6);
+    madctl |= (BGR << 3);
+
+    if (hflip) {
+        // Row Address Order (MY)
+        madctl ^= (1 << 7);
+    }
+    if (vflip) {
+        // Column Address Order (MX)
+        madctl ^= (1 << 6);
+    }
+
+    displaySel();
+    displayCmd(MADCTL);
+    displayData(madctl);
+    displayDes();
+}
+
+/**
+ * Sets the given column start and end address.
+ * 
+ * @param xs start address
+ * @param xe end address
+ */
+static void caset(x_t xs, x_t xe) {
+    displaySel();
+    displayCmd(CASET);
+    displayData(xs >> 8);
+    displayData(xs);
+    displayData(xe >> 8);
+    displayData(xe);
+    displayDes();
+}
+
+/**
+ * Sets the given row start and end address.
+ * 
+ * @param ys start address
+ * @param ye end address
+ */
+static void raset(y_t ys, y_t ye) {
+    displaySel();
+    displayCmd(RASET);
+    displayData(ys >> 8);
+    displayData(ys);
+    displayData(ye >> 8);
+    displayData(ye);
+    displayDes();
+}
+
+void initDisplay(void) {
+    _delay_ms(10);
+    
+    // Hardware reset
+    hwReset();
+
+    // TODO necessary?
+    _delay_ms(10);
+
+    // Software reset
+    displaySel();
+    displayCmd(SWRESET);
+    displayDes();
+
+    // TODO necessary?
+    _delay_ms(10);
+
+    // Sleep out & booster on
+    displaySel();
+    displayCmd(SLPOUT);
+    displayDes();
+
+    // Partial off (Normal)
+    displaySel();
+    displayCmd(NORON);
+    displayDes();
+
+    // Display Inversion on/off
+    displaySel();
+    displayCmd(INVOFF + INVERT); // INVOFF + 1 = INVON
+    displayDes();
+
+    // Interface pixel format
+    displaySel();
+    displayCmd(COLMOD);
+    displayData(0b00111101);
+    displayDes();
+    
+    // Display on
+    displaySel();
+    displayCmd(DISPON);
+    displayDes();
+    
+    // Sleep in & booster off
+    // displaySel();
+    // displayCmd(SLPIN);
+    // displayDes();
+    
+    printString("Display init done\r\n");
+}
+
+void demoDisplay(void) {
+    // TODO
+}
+
+void drawPixel(x_t x, y_t y, uint16_t color) {
+    // TODO
+}
+
+void drawCircle(x_t x, y_t y, uint16_t radius, uint16_t color) {
+    // TODO
+}
+
+void drawRectangle(x_t x, y_t y, width_t width, height_t height, 
+                   uint16_t color) {
+    // TODO
+}
+
+void writeStart(void) {
+    // Memory write
+    displaySel();
+    displayCmd(RAMWR);
+    displaySetData();
+}
+
+void writeRestart(void) {
+    displaySel();
+}
+
+void writeByte(uint8_t byte) {
+    // Memory write
+    transmit(byte);
+}
+
+void writeEnd(void) {
+    // Memory write
+    displayDes();
+}
+
+void fillArea(x_t x, x_t y,
+              width_t width, height_t height,
+              uint16_t color) {
+
+    madctl(false, false);
+
+    // X address start/end
+    uint16_t xs = x;
+    uint16_t xe = x + width - 1;
+    caset(xs, xe);
+
+    // Y address start/end
+    uint16_t ys = y;
+    uint16_t ye = y + height - 1;
+    raset(ys, ye);
+
+    writeStart();
+
+    bytes_t pixels = (bytes_t)width * (bytes_t)height;
+    for (bytes_t i = 0; i < pixels; i++) {
+        transmit(color >> 8);
+        transmit(color);
+    }
+
+    writeEnd();
+}
+
+void setArea(x_t x, y_t y, 
+             width_t width, height_t height, 
+             bool hflip, bool vflip) {
+
+    madctl(hflip, vflip);
+
+    // X address start/end
+    uint16_t xs = x;
+    uint16_t xe = x + width - 1;
+    if (hflip) {
+        xs = DISPLAY_WIDTH - x - width;
+        xe = DISPLAY_WIDTH - x - 1;
+    }
+    caset(xs, xe);
+
+    // Y address start/end
+    uint16_t ys = y;
+    uint16_t ye = y + height - 1;
+    if (vflip) {
+        ys = DISPLAY_HEIGHT - y - height;
+        ye = DISPLAY_HEIGHT - y - 1;
+    }
+    raset(ys, ye);
+}
+
+void writeData(const __flash uint8_t *bitmap,
+               width_t width, height_t height,
+               space_t space) {
+    writeStart();
+    writeSpace(bitmap, width, height, space);
+    writeEnd();
+}
diff --git a/tft.h b/tft.h
new file mode 100644
index 0000000..12325f2
--- /dev/null
+++ b/tft.h
@@ -0,0 +1,161 @@
+/* 
+ * File:   tft.h
+ * Author: torsten.roemer@luniks.net
+ *
+ * Created on 6. November 2023, 18:45
+ */
+
+#ifndef TFT_H
+#define TFT_H
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdbool.h>
+#include <string.h>
+#include <util/delay.h>
+#include "types.h"
+#include "pins.h"
+#include "usart.h"
+#include "spi.h"
+#include "colorspace.h"
+
+#define SWRESET 0x01
+#define SLPIN   0x10
+#define SLPOUT  0x11
+#define NORON   0x13
+#define INVOFF  0x20
+#define INVON   0x21
+#define DISPON  0x29
+#define CASET   0x2a
+#define RASET   0x2b
+#define RAMWR   0x2c
+#define MADCTL  0x36
+#define COLMOD  0x3a
+
+#ifndef DISPLAY_WIDTH
+    #define DISPLAY_WIDTH   160
+#endif
+
+#ifndef DISPLAY_HEIGHT
+    #define DISPLAY_HEIGHT  128
+#endif
+
+#ifndef BGR
+    #define BGR     0
+#endif
+
+#ifndef INVERT
+    #define INVERT  0
+#endif
+
+#ifndef HFLIP
+    #define HFLIP   0
+#endif
+
+#ifndef VFLIP
+    #define VFLIP   0
+#endif
+
+/**
+ * Initializes the display.
+ */
+void initDisplay(void);
+
+/**
+ * Displays a demo.
+ */
+void demoDisplay(void);
+
+/**
+ * Draws a pixel at given coordinates and color.
+ * 
+ * @param x
+ * @param y
+ * @param color
+ */
+void drawPixel(x_t x, y_t y, uint16_t color);
+
+/**
+ * Draws a circle at given center coordinates, with given radius and color.
+ * 
+ * @param x
+ * @param y
+ * @param radius
+ * @param color
+ */
+void drawCircle(x_t x, y_t y, uint16_t radius, uint16_t color);
+
+/**
+ * Draws a rectangle at given origin, with given width, height and color.
+ * 
+ * @param x
+ * @param y
+ * @param width
+ * @param height
+ * @param color
+ */
+void drawRectangle(x_t x, y_t y, width_t width, height_t height, 
+                   uint16_t color);
+
+/**
+ * Sets to write data to display RAM.
+ */
+void writeStart(void);
+
+/**
+ * Restart writing to display after SPI deselecting it.
+ */
+void writeRestart(void);
+
+/**
+ * Writes the given byte to display RAM.
+ * 
+ * @param byte
+ */
+void writeByte(uint8_t byte);
+
+/**
+ * Completes writing data to display RAM.
+ */
+void writeEnd(void);
+
+/**
+ * Sets the given color in the given area of the display.
+ * 
+ * @param x in pixels, origin top left
+ * @param y in pixels, origin top left
+ * @param width width in pixels
+ * @param height height in pixels
+ * @param color 16-Bit (5/6/5) RGB color
+ */
+void fillArea(x_t x, y_t y,
+              width_t width, height_t height,
+              uint16_t color);
+
+/**
+ * Sets the area to write image data to.
+ * 
+ * @param x in pixels, origin top left
+ * @param y in pixels, origin top left
+ * @param width width of the bitmap in pixels
+ * @param height height of the bitmap in pixels
+ * @param hflip if image should be flipped horizontally
+ * @param vflip if image should be flipped vertically
+ */
+void setArea(x_t x, y_t y,
+             width_t width, height_t height,
+             bool hflip, bool vflip);
+
+/**
+ * Writes image data to the previously set area.
+ * 
+ * @param bitmap pointer to bitmap data in program memory
+ * @param width width of the bitmap in pixels
+ * @param height height of the bitmap in pixels
+ * @param space color space of the bitmap
+ */
+void writeData(const __flash uint8_t *bitmap,
+               width_t width, height_t height,
+               space_t space);
+
+#endif /* TFT_H */
diff --git a/types.h b/types.h
new file mode 100644
index 0000000..af5ebfd
--- /dev/null
+++ b/types.h
@@ -0,0 +1,47 @@
+/* 
+ * File:   types.h
+ * Author: torsten.roemer@luniks.net
+ *
+ * Created on 17. September 2023, 20:33
+ */
+
+#ifndef TYPES_H
+#define TYPES_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+/* Width, height and color space of bitmaps and glyphs */
+typedef uint16_t    width_t;
+typedef uint16_t    height_t;
+typedef uint8_t     space_t;
+
+/* Width * height * bytes per pixel */
+typedef uint32_t    bytes_t;
+
+/* X and Y coordinates of the display */
+typedef uint16_t    x_t;
+typedef uint16_t    y_t;
+
+/* Char code (like UTF-8 code point) */
+typedef uint8_t     code_t;
+
+/* Number of glyphs of a font */
+typedef uint8_t     length_t;
+
+/**
+ * A point with its x and y coordinates.
+ */
+typedef struct {
+    int16_t x;
+    int16_t y;
+} Point;
+
+/**
+ * Pointer to a function that takes an array of bytes
+ * and returns a boolean.
+ */
+typedef bool (*Consumer)(uint8_t*);
+
+#endif /* TYPES_H */
+