/@@*us级延时延时时间约4＋2*i*/ void Delayus(unsigned char i) { while(--i); } Delayus(150); Delayus(150);//产生
2023-10-17 06:21
, 0x07,0x7f,0x67};void delayus(){ {;;}}void delayms(uint x){uchar m,n; for(m=x;x>0;x--) for(n=110
2011-04-15 15:42
;{at24c02_sda_set;delayus(5);at24c02_scl_set;delayus(5);}void at24c02_start(void)//at2c02启动信号;SCL高电平下，SDA从高电平到
2017-04-02 11:41
;;/*********************延时程序**********************/void delayus(uchar ms){uint i,j;for(i = 0;i < ms;i++); for(j = 0;j <
2016-05-08 22:06
delayus(1);SCK=0;//拉低时钟信号，为写操作准备上升沿delayus(1);RST=1;//读写操作时RST必须置高delayus(1);write_byte(addr);//先写地址
2014-12-22 13:19
/*********************************************************/void delayus()//延时函数，{ unsigned char i;{ for(i=0; i0){SPK = 1;delayus();/
2016-05-22 15:48
//延时void DelayUs2x(unsigned char t){ while(--t);}void DelayMs(unsigned char t){ while(t--) {//大致延时
2017-10-30 20:56
byte);uchar ds18b20readbyte();uint gettemp();void ds18b20dis( );void delayus(uint i){uchar k; for(k=0
2011-10-03 19:55
) { //Delayms(600000); //RX_Flag=1; if(TX_Flag) { USART_Send("AT\r\n"); Delayus(2000
2014-12-15 10:40
自己编了一个让一个LED小灯进行呼吸，先慢慢边亮，然后慢慢变暗。但是烧录完后小灯在渐变的同时在闪烁。 #include***it LED=P1^0;void DelayUs2x(unsigned
2012-10-09 21:52
