调整时钟64MHz。 RTT任务增加马达开启和关闭功能

tao_z

2021-07-14 82e38738a4d532cc3d56cbf80c1a4093f23cdd6a

 USR/SRC/pwm.c

@@ -9,6 +9,7 @@
 * 
 */
#include "pwm.h"
#include "bldc_ctrl.h"
static volatile uint32_t timer_outcnt = 0;
/*****************************************************************************************************
Timer2 is used to speed cal
@@ -24,10 +25,10 @@

    timer_deinit(TIMER2);

    timercontralcfg.prescaler = 4799; //48Mhz /4800 =0.01Mhz = 100us
    timercontralcfg.prescaler = TIMER2_PERIOD; //64Mhz /64 =1Mhz = 1us
    timercontralcfg.alignedmode = TIMER_COUNTER_EDGE;
    timercontralcfg.counterdirection = TIMER_COUNTER_UP;
    timercontralcfg.period = PERIOD_CAP; //100us*10000=1s
    timercontralcfg.period = PERIOD_CAP; //1us*30000=30ms

    timer_init(TIMER2, &timercontralcfg);
    timer_interrupt_flag_clear(TIMER2, TIMER_INT_UP);
@@ -61,21 +62,21 @@
    timercontralcfg.period = PERIOD_CMP;                 // set period(counter value 0~2^15)
    timer_init(TIMER0, &timercontralcfg);

    timeroutcfg[0].ocpolarity = TIMER_OC_POLARITY_HIGH; //channel output polarity is high
    timeroutcfg[0].ocpolarity = TIMER_OC_POLARITY_HIGH; //channel output polarity is low
    timeroutcfg[0].ocnpolarity = TIMER_OCN_POLARITY_HIGH;
    timeroutcfg[0].outputstate = TIMER_CCX_ENABLE;    //channel enable
    timeroutcfg[0].outputnstate = TIMER_CCXN_DISABLE; //channel complementary DISABLE
    timeroutcfg[0].ocidlestate = TIMER_OC_IDLE_STATE_LOW;
    timeroutcfg[0].ocnidlestate = TIMER_OCN_IDLE_STATE_LOW;

    timeroutcfg[1].ocpolarity = TIMER_OC_POLARITY_HIGH; //channel output polarity is high
    timeroutcfg[1].ocpolarity = TIMER_OC_POLARITY_HIGH; //channel output polarity is LOW
    timeroutcfg[1].ocnpolarity = TIMER_OCN_POLARITY_HIGH;
    timeroutcfg[1].outputstate = TIMER_CCX_ENABLE;    //channel enable
    timeroutcfg[1].outputnstate = TIMER_CCXN_DISABLE; //channel complementary  DISABLE
    timeroutcfg[1].ocidlestate = TIMER_OC_IDLE_STATE_LOW;
    timeroutcfg[1].ocnidlestate = TIMER_OCN_IDLE_STATE_LOW;

    timeroutcfg[2].ocpolarity = TIMER_OC_POLARITY_HIGH; //channel output polarity is high
    timeroutcfg[2].ocpolarity = TIMER_OC_POLARITY_HIGH; //channel output polarity is LOW
    timeroutcfg[2].ocnpolarity = TIMER_OCN_POLARITY_HIGH;
    timeroutcfg[2].outputstate = TIMER_CCX_ENABLE;    //channel enable
    timeroutcfg[2].outputnstate = TIMER_CCXN_DISABLE; //channel complementary  DISABLE
@@ -145,7 +146,11 @@
}
extern void TIMER2_IRQHandler_CallBack(void)
{
    timer_outcnt++;
    if (++timer_outcnt > SPEED_TIMEOUT)
    {
        //to do
        set_bldcm_disable();
    }
}

extern uint32_t GetSpeedTimerOutcnt(void)