stc单片机实现PWM变频输出的设计-#include

sfrCCON = 0xD8;

sfr CMOD = 0xD9;

sfr CL = 0xE9;

sfr CH = 0xF9;

sfr CCAP0L = 0xEA;

sfr CCAP0H = 0xFA;

sfr CCAPM0 = 0xDA;

sfr CCAPM1 = 0xDB;

sbit CR = 0xDE;

sbit led = P2^0;

unsigned char duty = 0x80;

unsigned int fre = 0xffff;

void timer0_int （void） interrupt 1 using 1