set_pwm.c

来自「该为无线遥控器控制台灯程序」· C语言 代码 · 共 41 行

C
41
字号

#include "sfr.h"
#include "port.h"


void set_pwm0(void)
{
	PCA0CPM0 = 0x42; //捕捉比较模块工作于8位PWM模式
	PCA0CPM1 = 0x00;	
	PCA0CPM2 = 0x00;	
}


void set_pwm1(void)
{
	PCA0CPM0 = 0x00;	
	PCA0CPM1 = 0x42;	
	PCA0CPM2 = 0x00;	
}


void set_pwm2(void)
{
	PCA0CPM0 = 0x00;	
	PCA0CPM1 = 0x00;	
	PCA0CPM2 = 0x42;	
}


void set_pwm_wideth(unchar x)
{
	PCA0CPL0 = x;
	PCA0CPH0 = x;
	PCA0CPL1 = x;
	PCA0CPH1 = x;
	PCA0CPL2 = x;
	PCA0CPH2 = x;
}


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