04 2018 档案

如何设置修改RTC时钟（STM32）上电直接设置，不读取
摘要：if (BKP_ReadBackupRegister(BKP_DR1) != 0x4050)后备时钟确认修改参数改一下 阅读全文
posted @ 2018-04-12 22:17 KING9 阅读(624) 评论(0) 推荐(0)
Warning: L6304W
摘要：keil 编译程序时遇见了警告：.\Objects\RTC.axf: Warning: L6304W: Duplicate input file .\objects\lcd_1.o ignored. 查看这句话的意思就是：\lcd_1..c文件出现了两次包含，就是程序中有两个相同的\lcd_1..c 阅读全文
posted @ 2018-04-12 20:17 KING9 阅读(655) 评论(0) 推荐(0)
Error: L6218E
摘要：..\OBJ\TPAD.axf: Error: L6218E: Undefined symbol TAPD_Scan (referred from main.o). Not enough inform TPAD中H文件没有定义TAPD_Scan（实际上定义了。只不过写错了函数。u8 TPAD_Sca 阅读全文
posted @ 2018-04-09 22:24 KING9 阅读(327) 评论(0) 推荐(0)
TPAD
摘要：#include "sys.h"#include "delay.h"#include "usart.h"#include "led.h"#include "tpad.h" int main(void){ u8 t=0; NVIC_PriorityGroupConfig(NVIC_PriorityGr 阅读全文
posted @ 2018-04-08 21:54 KING9 阅读(1303) 评论(0) 推荐(0)
输入捕获
摘要：#include "timer.h"#include "led.h"#include "usart.h" //TIM14 PWM部分初始化 //PWM输出初始化//arr：自动重装值//psc：时钟预分频数void TIM14_PWM_Init(u32 arr,u32 psc){ //此部分需手动修 阅读全文
posted @ 2018-04-07 22:43 KING9 阅读(607) 评论(0) 推荐(0)
TIM3定时器
摘要：#include "stm32f4xx.h"#include "sys.h"#include "delay.h"#include "usart.h"#include "led.h"#include "timer.h" int main(void){ NVIC_PriorityGroupConfig( 阅读全文
posted @ 2018-04-03 21:49 KING9 阅读(2377) 评论(0) 推荐(0)
WWDG
摘要：1 #include "stm32f4xx.h" 2 #include "sys.h" 3 #include "delay.h" 4 #include "usart.h" 5 #include "led.h" 6 #include "key.h" 7 #include "wwdg.h" 8 10 int main(void){ 11 12 NVIC... 阅读全文
posted @ 2018-04-02 22:25 KING9 阅读(660) 评论(0) 推荐(0)