From: Drew Fisher <drew.m.fisher@gmail.com>
Date: Mon, 21 Jun 2010 00:48:13 +0000 (-0700)
Subject: Check for disconnected controller at 12us, not 6us.
X-Git-Url: https://git.zarvox.org/?a=commitdiff_plain;h=22c678ba69b809e2ec8b2a8e10e54b184939a1d0;p=usbsnes.git

Check for disconnected controller at 12us, not 6us.
---

diff --git a/snes.S b/snes.S
index a59cabd..4920964 100644
--- a/snes.S
+++ b/snes.S
@@ -104,14 +104,13 @@ pollSnes:
 latchhigh:
 	sbi PINC, PIN1  ; [0] Raise data latch
 	call burn_clock
+	call burn_clock ; 12us
 
 	ldi temp1, 8
 	in temp2, PINC
 	andi temp2, PIN2;  Mask out serial data pin
 	breq unconnected
-	call burn_clock
 
-			; ~12us
 	cbi PINC, PIN1	; drop data latch
 readbitfirst8:
 	call burn_clock ; wait for controller to drive data