From ef1fae3beeb8371293014a0293b4b58224db025f Mon Sep 17 00:00:00 2001
From: tildearrow <me@tildearrow.org>
Date: Sun, 9 Mar 2025 04:06:47 -0500
Subject: [PATCH] SM8521: the actual rate is /2 rather than /4

---
 src/engine/platform/sm8521.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/engine/platform/sm8521.cpp b/src/engine/platform/sm8521.cpp
index 1f572001f..cc7de2c07 100644
--- a/src/engine/platform/sm8521.cpp
+++ b/src/engine/platform/sm8521.cpp
@@ -24,7 +24,7 @@
 //#define rWrite(a,v) pendingWrites[a]=v;
 #define rWrite(a,v) if (!skipRegisterWrites) {writes.push(QueuedWrite(a,v)); if (dumpWrites) {addWrite(a,v);} }
 
-#define CHIP_DIVIDER 64
+#define CHIP_DIVIDER 32
 
 const char* regCheatSheetSM8521[]={
   "SGC", "40",
@@ -402,7 +402,7 @@ void DivPlatformSM8521::setFlags(const DivConfig& flags) {
   chipClock=11059200;
   CHECK_CUSTOM_CLOCK;
   antiClickEnabled=!flags.getBool("noAntiClick",false);
-  rate=chipClock/4; // CKIN -> fCLK(/2) -> Function blocks (/2)
+  rate=chipClock/2; // CKIN -> fCLK(/2) -> Function blocks (/2)
   for (int i=0; i<3; i++) {
     oscBuf[i]->setRate(rate);
   }