diff --git a/avrtft.c b/avrtft.c
index 4146af1..bdc9a1f 100644
--- a/avrtft.c
+++ b/avrtft.c
@@ -66,7 +66,7 @@
     DDR_DISP |= (1 << PIN_RST);
 
     // drive SPI and display output pins high
-    PORT_DSPI |= (1 << PIN_SDCS);
+    PORT_SDC |= (1 << PIN_SDCS);
     PORT_DSPI |= (1 << PIN_DCS);
     PORT_DSPI |= (1 << PIN_DC);
     PORT_DISP |= (1 << PIN_RST);
diff --git a/bmp.c b/bmp.c
index 0f4f344..01d417a 100644
--- a/bmp.c
+++ b/bmp.c
@@ -182,8 +182,11 @@
         bool success = readSingleBlock(address++, block);
         displaySel();
         if (success) {
-            for (uint16_t i = 0; i < SD_BLOCK_SIZE && status == BMP_BUSY; i++) {
+            for (uint16_t i = 0; i < SD_BLOCK_SIZE; i++) {
                 status = streamBMP(block[i]);
+                if (status != BMP_BUSY) {
+                    break;
+                }
             }
         } else {
             break;