?? initmcu.c
字號(hào):
#include <reg52.h>
void initMCU(void)
{
EA = 0;
ES = 0;
//config timer 1 as a baudrate generator as 9600 bps
SCON = 0x50;
TMOD |= 0x20;
TH1 = 253;
TL1 = 253;
TR1 = 1;
TI = 1;
// init timer 2 10 ms interval duration :65536- (10 *10e-3*11059200/12) = 56320
ET2 = 1;
RCAP2H = 0xDC;
RCAP2L = 0x00;
TH2 = 0xDC;
TL2 = 0x00;
TR2 = 1;
EA = 1;
// init timer 0,mode 1, 8 bits ,auto reload,10 ms interval duration:
// TMOD = (TMOD & 0xF0) | 0x01;
/* TMOD |= 0x01;
TH0 = 0xDC;
TL0 = 0x00;
ET0 = 1;
TR0 = 1;
EA =1;
*/
}
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