Reorder key scan to permit fall through to save a couple of bytes

2024-10-22 11:08:09 +00:00 · 2024-10-22 11:08:09 +00:00 · 30105450d6
commit 30105450d6
parent 223d284939
1 changed files with 5 additions and 6 deletions
--- a/xylo.asm
+++ b/xylo.asm
@ -22,11 +22,10 @@ read_keyboard:
 	rra
 	jr nc, key_4
 	rra
-	jr nc, key_5
-	jr read_keyboard
+	jr c, read_keyboard

-key_1:
-	ld de, 0x0000
+key_5:
+	ld de, 0x040C
 	jr invoke

 key_2:
@ -41,8 +40,8 @@ key_4:
 	ld de, 0x0309
 	jr invoke

-key_5:
-	ld de, 0x040C
+key_1:
+	ld de, 0x0000
 invoke:
 	push de
 	call highlight_key