From c668ff9472808d60832a4adad90594bcec0f84f9 Mon Sep 17 00:00:00 2001
From: Thomas Harte <thomas.harte@gmail.com>
Date: Thu, 25 May 2017 21:01:52 -0400
Subject: [PATCH] Added incrementing of the refresh register.

---
 Processors/Z80/Z80.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Processors/Z80/Z80.hpp b/Processors/Z80/Z80.hpp
index a9557a929..29a7bad6d 100644
--- a/Processors/Z80/Z80.hpp
+++ b/Processors/Z80/Z80.hpp
@@ -557,6 +557,7 @@ template <class T> class Processor: public MicroOpScheduler<MicroOp> {
 					break;
 					case MicroOp::DecodeOperation:
 						pc_.full++;
+						r_ = (r_ & 0x80) | ((r_ + 1) & 0x7f);
 						decode_operation(operation_);
 					break;