#include<reg52.h>
sfr CCON = 0xD8;
sfr CMOD = 0xD9;
sfr CCAP0L = 0xEA;
sfr CCAP0H = 0xFA;
sfr CCAPM0 = 0xDA;
sfr CCAPM1 = 0xDB;
sbit CR = 0xDE;
void main(void)
{
CMOD = 0x02; // Setup PCA timer
CL = 0x00;
CH = 0x00;
CCAP0L = 0xc0; //Set the initial value same as CCAP0H
CCAP0H = 0xc0; //25% Duty Cycle
CCAPM0 = 0x42; //0100,0010 Setup PCA module 0 in PWM mode
CR = 1; //Start PCA Timer.
while(1){};
}
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