From 1342ce812b22776446d32df0cc5fb90cd10add1f Mon Sep 17 00:00:00 2001
From: Stephen White <pi1541contact@gmail.com>
Date: Thu, 14 Jun 2018 20:39:34 +1000
Subject: [PATCH] Fixed the emulation button debouncing issue.

---
 src/iec_bus.cpp | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/iec_bus.cpp b/src/iec_bus.cpp
index 75ab9c3..1d70734 100644
--- a/src/iec_bus.cpp
+++ b/src/iec_bus.cpp
@@ -116,9 +116,15 @@ void IEC_Bus::ReadEmulationMode(void)
 	IOPort* portB = 0;
 	unsigned gplev0 = read32(ARM_GPIO_GPLEV0);
 
-	UpdateButton(emulationModeCheckButtonIndex, gplev0);
-	emulationModeCheckButtonIndex++;
-	emulationModeCheckButtonIndex %= buttonCount;
+	int buttonIndex;
+	for (buttonIndex = 0; buttonIndex < 3; ++buttonIndex)
+	{
+		UpdateButton(buttonIndex, gplev0);
+	}
+	// Doing it this way screws with the debounce counters.
+	//UpdateButton(emulationModeCheckButtonIndex, gplev0);
+	//emulationModeCheckButtonIndex++;
+	//emulationModeCheckButtonIndex %= buttonCount;
 
 	portB = VIA->GetPortB();