From a05d1d4851e0642880a48682547a61ca4813440f Mon Sep 17 00:00:00 2001
From: Cristian Maglie <c.maglie@bug.st>
Date: Wed, 15 Oct 2014 11:26:09 +0200
Subject: Backported 'yield()' hook from 1.5.x

---
 cores/arduino/wiring.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'cores/arduino/wiring.c')

diff --git a/cores/arduino/wiring.c b/cores/arduino/wiring.c
index a3c4390..5cbe241 100644
--- a/cores/arduino/wiring.c
+++ b/cores/arduino/wiring.c
@@ -111,6 +111,7 @@ void delay(unsigned long ms)
 	uint16_t start = (uint16_t)micros();
 
 	while (ms > 0) {
+		yield();
 		if (((uint16_t)micros() - start) >= 1000) {
 			ms--;
 			start += 1000;
-- 
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