From 175f14d8d96be06b781de94c8cfb55c5abab6f47 Mon Sep 17 00:00:00 2001
From: AceVest <zhaoyanbai@126.com>
Date: Sat, 1 Jun 2019 15:15:14 +0800
Subject: [PATCH] F103HAL gpio output open drain mode

---
 learn/stm32/F103HAL/F103HAL.elf.launch |  1 +
 learn/stm32/F103HAL/Src/System.c       | 32 ++++++++++++++++++++++++++
 learn/stm32/F103HAL/Src/main.c         |  9 +++++---
 3 files changed, 39 insertions(+), 3 deletions(-)
 create mode 100644 learn/stm32/F103HAL/Src/System.c

diff --git a/learn/stm32/F103HAL/F103HAL.elf.launch b/learn/stm32/F103HAL/F103HAL.elf.launch
index 925476b..27e5676 100644
--- a/learn/stm32/F103HAL/F103HAL.elf.launch
+++ b/learn/stm32/F103HAL/F103HAL.elf.launch
@@ -65,5 +65,6 @@
 <listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
 <listEntry value="4"/>
 </listAttribute>
+<stringAttribute key="org.eclipse.dsf.launch.MEMORY_BLOCKS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;memoryBlockExpressionList context=&quot;reserved-for-future-use&quot;/&gt;&#10;"/>
 <stringAttribute key="process_factory_id" value="org.eclipse.cdt.dsf.gdb.GdbProcessFactory"/>
 </launchConfiguration>
diff --git a/learn/stm32/F103HAL/Src/System.c b/learn/stm32/F103HAL/Src/System.c
new file mode 100644
index 0000000..3abf807
--- /dev/null
+++ b/learn/stm32/F103HAL/Src/System.c
@@ -0,0 +1,32 @@
+/*
+ * System.c
+ *
+ *  Created on: Jun 1, 2019
+ *      Author: ace
+ */
+
+
+#include "stm32f1xx_hal.h"
+
+void SystemPreInit() {
+	__HAL_RCC_GPIOB_CLK_ENABLE();
+}
+
+
+#define LED_Pin 		GPIO_PIN_6
+#define LED_GPIO_Port	GPIOB
+
+void SystemSetup() {
+	GPIO_InitTypeDef GPIO_InitStruct;
+	GPIO_InitStruct.Mode	= GPIO_MODE_OUTPUT_OD;
+	GPIO_InitStruct.Pin		= LED_Pin;
+	GPIO_InitStruct.Pull	= GPIO_NOPULL;
+	GPIO_InitStruct.Speed	= GPIO_SPEED_FREQ_HIGH;
+
+	HAL_GPIO_Init(LED_GPIO_Port, &GPIO_InitStruct);
+}
+
+void SystemLoop() {
+	HAL_GPIO_TogglePin(LED_GPIO_Port, LED_Pin);
+	HAL_Delay(1000);
+}
diff --git a/learn/stm32/F103HAL/Src/main.c b/learn/stm32/F103HAL/Src/main.c
index d211515..e6d0a59 100644
--- a/learn/stm32/F103HAL/Src/main.c
+++ b/learn/stm32/F103HAL/Src/main.c
@@ -56,7 +56,9 @@ void SystemClock_Config(void);
 
 /* Private user code ---------------------------------------------------------*/
 /* USER CODE BEGIN 0 */
-
+void SystemPreInit();
+void SystemSetup();
+void SystemLoop();
 /* USER CODE END 0 */
 
 /**
@@ -83,19 +85,20 @@ int main(void)
   SystemClock_Config();
 
   /* USER CODE BEGIN SysInit */
-
+  SystemPreInit();
   /* USER CODE END SysInit */
 
   /* Initialize all configured peripherals */
   MX_GPIO_Init();
   /* USER CODE BEGIN 2 */
-
+  SystemSetup();
   /* USER CODE END 2 */
 
   /* Infinite loop */
   /* USER CODE BEGIN WHILE */
   while (1)
   {
+	  SystemLoop();
     /* USER CODE END WHILE */
 
     /* USER CODE BEGIN 3 */
-- 
2.44.0