From 29846c07aac9098b402e2f136cd0dc635653a1b7 Mon Sep 17 00:00:00 2001
From: wuyangyong <wuyangyong@gmail.com>
Date: Tue, 31 Jul 2012 17:13:59 +0000
Subject: [PATCH] add stm32f40x/readme.txt

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2240 bbd45198-f89e-11dd-88c7-29a3b14d5316
---
 bsp/stm32f40x/readme.txt | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 bsp/stm32f40x/readme.txt

diff --git a/bsp/stm32f40x/readme.txt b/bsp/stm32f40x/readme.txt
new file mode 100644
index 0000000000..7bebe251c6
--- /dev/null
+++ b/bsp/stm32f40x/readme.txt
@@ -0,0 +1,9 @@
+board info:
+STM32F4 discovery
+http://www.st.com/internet/evalboard/product/252419.jsp
+
+note:
+in drivers/stm32f4xx_conf.h
+ /* Redefine the HSE value; it's equal to 8 MHz on the STM32F4-DISCOVERY Kit */
+ #define HSE_VALUE    ((uint32_t)8000000)
+
-- 
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