diff --git a/QRCodeGenDemo.asm b/QRCodeGenDemo.asm
index 893b326..1f6a48c 100644
--- a/QRCodeGenDemo.asm
+++ b/QRCodeGenDemo.asm
@@ -345,7 +345,7 @@ BLOCK_H     = 2
     bne     .enterLoop
 
 ; the QR code kernel
-.loopKernel                 ;           @53
+LoopKernel                  ;           @53
     lda     FirstIdxTbl,x   ; 4*
     cmp     #1              ; 2
     bcs     .newFirst       ; 2/3
@@ -381,7 +381,8 @@ BLOCK_H     = 2
     dex                     ; 2
     sta     GRP0            ; 3 = 16    @48
     bcs     .loopBlock      ; 2/3
-    bpl     .loopKernel     ; 3/2=5/4
+    bpl     LoopKernel      ; 3/2=5/4
+    CHECKPAGE LoopKernel
     sta     WSYNC
 ;---------------------------------------------------------------
     sty     ENAM1
@@ -417,7 +418,7 @@ BLOCK_H     = 7
     beq     .contBlock      ; 3
 
 ; the QR code kernel
-.loopKernel                 ;           @47/48
+LoopKernel                  ;           @47/48
     lda     FirstIdxTbl,x   ; 4
     sty     PF0             ; 3
     sty     PF2             ; 3
@@ -457,7 +458,8 @@ BLOCK_H     = 7
     dey                     ; 2
     bne     .loopBlock      ; 3/2
     dex                     ; 2
-    bpl     .loopKernel     ; 3/2=9/8   @47/48
+    bpl     LoopKernel      ; 3/2=9/8   @47/48
+    CHECKPAGE LoopKernel
     SLEEP   2               ; 2
     sty     PF2             ; 3         @51/52
     sty     PF0             ; 3         @54/55
diff --git a/instructions.txt b/instructions.txt
index 9bf279f..d920211 100644
--- a/instructions.txt
+++ b/instructions.txt
@@ -24,7 +24,10 @@ Instructions:
    - InvertPixel: inverts the pixel at position x (Y), y (X)
    Note: Both routines MUST NOT change X and Y registers!
 
-5. Add message text using the START_MSG, n x ADD_MSG_BYTE, STOP_MSG
+5. Add message text using macros
+   - first START_MSG
+   - then for each byte ADD_MSG_BYTE
+   - finally STOP_MSG
 
 6. Set qrPattern to 0..7 (chosing a mask pattern)
 
@@ -32,5 +35,4 @@ Instructions:
 
 8. Draw the generated QR code bitmap
 
-That's all! :)
-
+That's all! :)
\ No newline at end of file