bc... [盗版]

usart.c ( File view )

  • By Karma_w 2015-06-09
  • View(s):16
  • Download(s):1
  • Point(s): 1
			#include "sys.h"
#include "usart.h"
//////////////////////////////////////////////////////////////////////////////////
//本程序只供学习使用,未经作者许可,不得用于其它任何用途
//Mini STM32开发板
//串口1初始化
//正点原子@ALIENTEK
//技术论坛:www.openedv.com
//修改日期:2010/5/27
//版本:V1.3
//版权所有,盗版必究。
//Copyright(C) 正点原子 2009-2019
//All rights reserved
//********************************************************************************
//V1.3修改说明
//支持适应不同频率下的串口波特率设置.
//加入了对printf的支持
//增加了串口接收命令功能.
//修正了printf第一个字符丢失的bug
//////////////////////////////////////////////////////////////////////////////////


//////////////////////////////////////////////////////////////////
//加入以下代码,支持printf函数,而不需要选择use MicroLIB
#if 1
#pragma import(__use_no_semihosting)
//标准库需要的支持函数
struct __FILE
{

	int handle;
	/* Whatever you require here. If the only file you are using is */
	/* standard output using printf() for debugging, no file handling */
	/* is required. */

};
/* FILE is typedef’ d in stdio.h. */
FILE __stdout;
//定义_sys_exit()以避免使用半主机模式
_sys_exit(int x)
{

	x = x;

}
//重定义fputc函数
int fputc(int ch, FILE *f)
{

	while((USART1->SR&0X40)==0);//循环发送,直到发送完毕
	USART1->DR = (u8) ch;
	return ch;

}
#endif
//end
//////////////////////////////////////////////////////////////////
#define EN_USART1_RX
#ifdef EN_USART1_RX   //如果使能了接收
//串口1中断服务程序
//注意,读取USARTx->SR能避免莫名其妙的错误

u8 uart_rev_buff[Rev_Buff_Max];     //接收缓冲
extern u16 uart_rev_count;	//ADU接收字节个数
extern u8 volatile uart_rev_flag;

void USART1_IRQHandler(void)
{

	u8 res;
	if(USART1->SR&(1<<5))//接收到数据
	{

		// res=USART1->DR;
		// USART1->DR=res;
        // while(!(USART1->SR&(1<<6)));//等待发送完成
		//if(uart_rev_flag == 1)	//等待一帧数据解析完毕
		{

			if (uart_rev_count<Rev_Buff_Max)
			{

				res=USART1->DR;
				uart_rev_buff[uart_rev_count]=res;
				uart_rev_count++;
				/*当接收的字节后超过3.5个字节时间没有新的字节认为本次接收完成*/
				//3.5个字符时间=3.5*8*1/9600秒=2.917ms
				//3.5个字符时间,判断一帧数据是否结束
				//Timerx_Init(6,7199);	//0.5ms
				TIM3->CNT=0;
		
...
...
(Please download the complete source code to view)
			
...
Expand> <Close

Want complete source code? Download it here

Point(s): 1

Download
0 lines left, continue to read

File list

Tips: You can preview the content of files by clicking file names^_^
Name Size Date
01.97 kB
01.97 kB
01.97 kB
adc.c2.48 kB2015-06-03|11:04
adc.h693.00 B2011-01-12|21:19
01.97 kB
dma.c1.31 kB2010-06-07|16:30
dma.h378.00 B2010-06-07|16:30
01.97 kB
exti.c1.71 kB2011-01-12|20:50
exti.h628.00 B2011-01-12|20:51
01.97 kB
key.c1.73 kB2013-04-03|14:18
key.h839.00 B2011-01-12|20:46
01.97 kB
FONT.H15.78 kB2010-06-21|11:18
ILI93xx.c38.75 kB2012-10-25|23:18
LCD.h8.94 kB2012-10-25|22:28
01.97 kB
led.c910.00 B2013-04-03|14:18
led.h288.00 B2010-05-27|17:30
01.97 kB
FONT.H15.78 kB2010-03-19|17:16
oled.c6.70 kB2011-01-12|21:02
oled.h1.59 kB2011-01-12|21:02
01.97 kB
rtc.c7.75 kB2011-01-12|22:04
rtc.h1.35 kB2011-01-12|21:15
01.97 kB
timer.c2.10 kB2015-06-03|11:38
timer.h724.00 B2011-01-12|20:59
01.97 kB
wdg.c2.04 kB2011-01-12|20:56
wdg.h756.00 B2011-01-12|20:56
01.97 kB
wkup.c1.85 kB2011-01-12|21:18
wkup.h728.00 B2011-01-12|21:18
keilkilll.bat399.00 B2011-04-23|10:24
README.TXT377.00 B2012-07-19|22:20
01.97 kB
01.97 kB
delay.c2.02 kB2013-04-03|12:14
delay.h905.00 B2013-04-03|12:14
01.97 kB
cortexm3_macro.h2.17 kB2009-05-07|14:42
stm32f10x_conf.h6.05 kB2009-05-07|14:42
stm32f10x_it.h4.42 kB2012-12-18|12:35
stm32f10x_map.h27.63 kB2009-05-07|14:42
stm32f10x_nvic.h18.75 kB2009-05-07|14:42
stm32f10x_type.h3.31 kB2009-05-07|14:42
sys.c6.69 kB2013-04-03|12:13
sys.h3.78 kB2013-04-03|12:13
01.97 kB
usart.c3.35 kB2015-06-03|11:28
usart.h1,010.00 B2015-06-03|10:57
01.97 kB
adc.crf34.24 kB2015-06-03|11:04
adc.d298.00 B2015-06-03|11:04
adc.o39.02 kB2015-06-03|11:04
delay.crf31.84 kB2015-06-03|10:54
delay.d286.00 B2015-06-03|10:54
delay.o37.45 kB2015-06-03|10:54
ili93xx.crf80.82 kB2015-06-03|10:57
ili93xx.d592.00 B2015-06-03|10:57
ili93xx.o79.87 kB2015-06-03|10:57
JLinkLog.txt59.16 kB2015-06-03|11:43
JLinkSettings.ini578.00 B2013-04-03|14:19
key.crf34.17 kB2015-06-03|10:54
key.d332.00 B2015-06-03|10:54
key.o40.01 kB2015-06-03|10:54
led.crf33.41 kB2015-06-03|10:54
led.d298.00 B2015-06-03|10:54
led.o38.35 kB2015-06-03|10:54
modbus.c5.44 kB2015-06-03|11:38
modbus.crf40.08 kB2015-06-03|11:38
modbus.d478.00 B2015-06-03|11:38
modbus.h404.00 B2015-06-03|10:54
modbus.o47.92 kB2015-06-03|11:38
rtc.crf41.95 kB2015-06-03|10:57
rtc.d434.00 B2015-06-03|10:57
rtc.o48.63 kB2015-06-03|10:57
STM32F10x.d28.00 B2015-06-03|10:54
STM32F10x.lst34.54 kB2015-06-03|10:54
stm32f10x.o5.58 kB2015-06-03|10:54
STM32F10x.s11.04 kB2009-12-22|19:16
sys.crf35.34 kB2015-06-03|10:54
sys.d264.00 B2015-06-03|10:54
sys.o42.51 kB2015-06-03|10:54
TEST.axf37.47 kB2015-06-03|11:43
TEST.build_log.htm1.36 kB2015-06-03|11:44
test.c601.00 B2015-06-03|11:41
test.crf51.11 kB2015-06-03|11:41
test.d792.00 B2015-06-03|11:41
TEST.hex13.17 kB2015-06-03|11:43
TEST.htm43.73 kB2015-06-03|11:43
TEST.lnp339.00 B2015-06-03|11:43
TEST.map64.78 kB2015-06-03|11:43
test.o54.43 kB2015-06-03|11:41
TEST.Opt2.03 kB2013-04-03|14:21
TEST.plg249.00 B2014-03-16|19:17
TEST.sct479.00 B2014-02-21|11:13
TEST.tra1.38 kB2014-02-21|11:13
TEST.Uv23.21 kB2013-04-03|14:21
TEST.uvgui.Administrator69.44 kB2013-04-03|14:20
TEST.uvgui.wjc72.16 kB2015-06-03|11:44
TEST.uvgui.WuJiChao67.42 kB2014-03-16|19:17
TEST.uvgui_wjc.bak72.08 kB2015-06-03|11:42
TEST.uvgui_WuJiChao.bak67.35 kB2014-02-21|11:21
TEST.uvopt10.12 kB2015-06-03|11:44
TEST.uvproj16.86 kB2015-06-03|11:42
TEST_Target8.60 kB2015-06-03|11:43
TEST_uvopt.bak10.12 kB2015-06-03|11:42
TEST_uvproj.bak17.39 kB2015-06-02|14:35
timer.crf38.84 kB2015-06-03|11:38
timer.d462.00 B2015-06-03|11:38
timer.o43.37 kB2015-06-03|11:38
usart.crf38.59 kB2015-06-03|11:28
usart.d388.00 B2015-06-03|11:28
usart.o43.36 kB2015-06-03|11:28
wdg.crf34.45 kB2015-06-03|10:54
wdg.d330.00 B2015-06-03|10:54
wdg.o41.05 kB2015-06-03|10:54
wkup.crf34.14 kB2015-06-03|10:54
wkup.d378.00 B2015-06-03|10:54
wkup.o41.15 kB2015-06-03|10:54
...

usart.c (571.52 kB)

Need 1 point
Your Point(s)

Your Point isn't enough.

Get point immediately by PayPal

More(Debit card / Credit card / PayPal Credit / Online Banking)

Submit your source codes. Get more point

LOGIN

Don't have an account? Register now
Need any help?
Mail to: support@codeforge.com

切换到中文版?

CodeForge Chinese Version
CodeForge English Version

Where are you going?

^_^"Oops ...

Sorry!This guy is mysterious, its blog hasn't been opened, try another, please!
OK

Warm tip!

CodeForge to FavoriteFavorite by Ctrl+D