标题: MSP4305529 PWM例子 [打印本页]

---

作者: LJ旗飞飞    时间: 2018-7-24 02:38
标题: MSP4305529 PWM例子
#include "driverlib.h"
#define TIMER_PERIOD 511
#define DUTY_CYCLE  350
void main(void)
{
    //Stop WDT
    WDT_A_hold(WDT_A_BASE);
    //P2.0 as PWM output
    GPIO_setAsPeripheralModuleFunctionOutputPin(
        GPIO_PORT_P2,
        GPIO_PIN0
        );
    //Generate PWM - Timer runs in Up mode
    Timer_A_outputPWMParam param = {0};
    param.clockSource = TIMER_A_CLOCKSOURCE_SMCLK;
    param.clockSourceDivider = TIMER_A_CLOCKSOURCE_DIVIDER_1;
    param.timerPeriod = TIMER_PERIOD;
    param.compareRegister = TIMER_A_CAPTURECOMPARE_REGISTER_1;
    param.compareOutputMode = TIMER_A_OUTPUTMODE_RESET_SET;
    param.dutyCycle = DUTY_CYCLE;
    Timer_A_outputPWM(TIMER_A1_BASE, &param);
    //Enter LPM0
    __bis_SR_register(LPM0_bits);
    //For debugger
    __no_operation();
}

---

欢迎光临 (http://www.51hei.com/bbs/)

Powered by Discuz! X3.1