From 72e2d393a6ceeb47dae8215b9ce0e132da1e65dd Mon Sep 17 00:00:00 2001
From: Yihui Xiong <xiongyihui3@gmail.com>
Date: Wed, 19 Nov 2014 13:51:12 +0800
Subject: [PATCH] [NUCLEO_F103RB] update SystemCoreClock after changing clock
 settings

---
 .../cmsis/TARGET_STM/TARGET_NUCLEO_F103RB/system_stm32f10x.c    | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_NUCLEO_F103RB/system_stm32f10x.c b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_NUCLEO_F103RB/system_stm32f10x.c
index 81e69fd88d..d5d40fd3ef 100644
--- a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_NUCLEO_F103RB/system_stm32f10x.c
+++ b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_NUCLEO_F103RB/system_stm32f10x.c
@@ -230,6 +230,8 @@ void SystemInit (void)
   /* Configure the System clock frequency, HCLK, PCLK2 and PCLK1 prescalers */
   /* Configure the Flash Latency cycles and enable prefetch buffer */
   SetSysClock();
+  
+  SystemCoreClockUpdate();
 }
 
 /**