完善资料让更多小伙伴认识你,还能领取20积分哦, 立即完善>
扫一扫,分享给好友
|
执行程序蜂鸣器正常响 但是建立不了文件 void UART_init(void) { SCON = 0x50; //8-bit variable UART TMOD |= 0x20; //Set timer1 as 8-bit auto reload mode TH1 = TL1 =-3;// -(FOSC/12/32/BAUD); //Set auto-reload vaule TR1 = 1; //Timer1 start run ES = 1; //Enable UART interrupt EA = 1; //Open master interrupt switch } void SendData2(uchar dat) { while(TX2_busy); TX2_busy=1; SBUF = dat; } void SendString2(char *s) //////////´òÓ¡×Ö·û´® { while (*s) //Check the end of the string { SendData2(*s++); //Send current char and increment string ptr } } void DelayUS(unsigned int Time) { unsigned char i; while(Time--) { for(i=0;i<20;i++); } } void Uart_Isr() interrupt 4 using 1 { if (RI) { RI = 0; //Clear receive interrupt flag Rxbuff2=SBUF; RX2_busy=0; } if (TI) { TI = 0; //Clear transmit interrupt flag TX2_busy = 0; //Clear transmit busy flag } } //////////////////////////////UÅ̳ÌÐò//////////////////////////////// void xWriteCH376Cmd(uchar Cmd) // ÏòCH376дÃüÁî { SendData2(0x57); DelayUS(1000); SendData2(0xAB); DelayUS(1000); SendData2(Cmd); } void xWriteCH376Data(uchar mData) { SendData2(mData); } void main() { UART_init(); PortInit(); buzzer=0; while(1) { xWriteCH376Cmd(0x06); xWriteCH376Data(0x55); if(Rxbuff2==0xaa) { DelayUS(1000); Rxbuff2=0; xWriteCH376Cmd(0x15); ///////Ñ¡ÔñUÅÌģʽ xWriteCH376Data(0x06); } if((Rxbuff2==0x51)||(Rxbuff2==0x15)) { DelayUS(1000); Rxbuff2=0; xWriteCH376Cmd(0x30); ///////¼ì²âUÅÌÊÇ·ñÁ¬½Ó DelayUS(1000); Rxbuff2=0; xWriteCH376Cmd(0x31);//////////³õʼ»¯UÅÌ DelayUS(1000); Rxbuff2=0; xWriteCH376Cmd(0x2F); ///////´´½¨ÎļþÃüÁî SendString2("/CDE.TXT"); xWriteCH376Cmd(0x34); ///////´´½¨Îļþ DelayUS(1000); Rxbuff2=0; xWriteCH376Cmd(0x22); ////////»ñÈ¡ÖжÏ״̬ // } } if(Rxbuff2==0x56) { buzzer=1; } // } // } } } |
|
相关推荐
2个回答
|
|
|
串口转USB。你的问题能在说细点吗?
|
|
|
|
|
|
是FAT文件问题吗?
|
|
|
|
|
你正在撰写答案
如果你是对答案或其他答案精选点评或询问,请使用“评论”功能。
470 浏览 0 评论
532 浏览 0 评论
660 浏览 0 评论
822 浏览 0 评论
RT-Thread与英飞凌(infineon)合作得板子PSOC 6 板子学习
758 浏览 0 评论
【youyeetoo X1 windows 开发板体验】少儿AI智能STEAM积木平台
17034 浏览 31 评论
/9
小黑屋| 手机版| Archiver| 电子发烧友 ( 湘ICP备2023018690号 )
GMT+8, 2025-12-13 19:12 , Processed in 0.644967 second(s), Total 76, Slave 57 queries .
Powered by 电子发烧友网
© 2015 bbs.elecfans.com
关注我们的微信
下载发烧友APP
电子发烧友观察
版权所有 © 湖南华秋数字科技有限公司
电子发烧友 (电路图) 湘公网安备 43011202000918 号 电信与信息服务业务经营许可证:合字B2-20210191

淘帖
1954