From: Toni Wilen <twilen@winuae.net>
Date: Sun, 21 May 2023 18:21:41 +0000 (+0300)
Subject: A2410 LGBACK is active low.
X-Git-Tag: 5.0.0~19
X-Git-Url: https://git.unchartedbackwaters.co.uk/w/?a=commitdiff_plain;h=fe46e6e32cc378c20a43b0b82f244bb891fb69cf;p=francis%2Fwinuae.git

A2410 LGBACK is active low.
---

diff --git a/mame/a2410.cpp b/mame/a2410.cpp
index 161e7e6d..35a2aa18 100644
--- a/mame/a2410.cpp
+++ b/mame/a2410.cpp
@@ -140,9 +140,9 @@ static uae_u8 get_a2410_control(struct a2410_struct *data)
 {
 	uae_u8 v = (uae_u8)data->a2410_control;
 	v &= ~(0x10 | 0x40 | 0x80);
-	v |= 0x20;
+	v |= 0x20 | 0x80;
 	if (v & 0x08) // SBR
-		v |= 0x80; // LGBACK
+		v &= ~0x80; // LGBACK (Active low)
 	if (currprefs.cs_compatible == CP_A3000 || currprefs.cs_compatible == CP_A3000T ||
 		currprefs.cs_compatible == CP_A4000 || currprefs.cs_compatible == CP_A4000T ||
 		currprefs.cs_z3autoconfig)