From 8bfb17d9719810236fadd59ac9d1e7631de8263d Mon Sep 17 00:00:00 2001
From: Couriersud <couriersud@users.noreply.github.com>
Date: Fri, 4 Mar 2011 18:38:43 +0000
Subject: [PATCH] Allow serial receive without ES enabled. [Couriersud]

---
 src/emu/cpu/mcs51/mcs51.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/emu/cpu/mcs51/mcs51.c b/src/emu/cpu/mcs51/mcs51.c
index f1db04cb474..04e76d39918 100644
--- a/src/emu/cpu/mcs51/mcs51.c
+++ b/src/emu/cpu/mcs51/mcs51.c
@@ -1243,7 +1243,7 @@ INLINE void serial_receive(mcs51_state_t *mcs51_state)
 {
 	int mode = (GET_SM0<<1) | GET_SM1;
 
-	if(GET_ES && GET_REN) {
+	if (GET_REN) {
 		switch(mode) {
 			//8 bit shifter ( + start,stop bit ) - baud set by clock freq / 12
 			case 0: