From: Bernard Blackham Date: Fri, 8 Aug 2003 01:10:27 +0000 (+0000) Subject: findings X-Git-Tag: ROMW~88 X-Git-Url: https://git.ucc.asn.au/?a=commitdiff_plain;h=689bb839fdec8d8cb22d804250f259d1a9d46e3d;p=uccvend-snackrom.git findings --- diff --git a/ROM-2003/vend.asm b/ROM-2003/vend.asm index 66987f0..c654542 100644 --- a/ROM-2003/vend.asm +++ b/ROM-2003/vend.asm @@ -9790,17 +9790,17 @@ CC48 4F O clra CC49 BD C7 E7 ... jsr c7e7 ;jump37 - send 0043 to coin mech - retry? CC4C 7E CE 39 ~.9 jmp ce39 ;goto55 - exit ; -CC4F F6 00 08 ... ldab 0008 +CC4F F6 00 08 ... ldab 0008 ; already in a packet? CC52 26 03 &. bne 03 CC54 7E CD 94 ~.. jmp cd94 ;goto56 ; CC57 F6 10 2F ../ ldab 102f ; read SCI data CC5A C4 F0 .. andb #f0 ; 11110000 -CC5C C1 20 . cmpb #20 ; 00100000 +CC5C C1 20 . cmpb #20 ; 00100000 ; 4th bit clear CC5E 27 03 '. beq 03 CC60 7E CD 94 ~.. jmp cd94 ;goto56 CC63 F6 10 2F ../ ldab 102f ; read SCI data -CC66 C4 0F .. andb #0f +CC66 C4 0F .. andb #0f ; place lower nibble (data) onto stack var CC68 30 0 tsx CC69 E7 00 .. stab 00,x CC6B F6 00 08 ... ldab 0008