From 9efee43c0c6142f4b38696c441e9eced9fe90ebf Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期四, 18 七月 2019 18:27:37 +0800
Subject: [PATCH] 基站测距第一版

---
 源码/核心板/Src/ExternalDevices/beep.h |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git "a/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/ExternalDevices/beep.h" "b/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/ExternalDevices/beep.h"
index 814b487..cdbcd2e 100644
--- "a/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/ExternalDevices/beep.h"
+++ "b/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/ExternalDevices/beep.h"
@@ -4,6 +4,10 @@
 
 #include "stm32f10x.h"
 
+#define KEY0_PIN					GPIO_Pin_14
+#define KEY0_GPIO					GPIOB
+#define	READ_KEY0 				GPIO_ReadInputDataBit(KEY0_GPIO,KEY0_PIN)
+
 #define BEEP_PIN					GPIO_Pin_6
 #define BEEP_GPIO					GPIOB
 #define BEEP_ON						GPIO_WriteBit(BEEP_GPIO, BEEP_PIN, Bit_SET)

--
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