@@ -1,7 +1,7 @@
-mov ah, 0x0e
+mov ah, 0x0e ; tty mode
mov bp, 0x8000 ; this is an address far away from 0x7c00 so that we don't get overwritten
-mov sp, bp
+mov sp, bp ; if the stack is empty then sp points to bp
push 'A'
push 'B'