想按照28035的BLDC库写570的函数,对于570的epwm想出现强制连续常高或常低,利用HALCOGEN在pinmux里设置EPWMxA/B,在ETPWM标签里ENABLE ePWM2/3/4,还要设置别的吗?我在函数里测试一下代码 电平不对,麻烦指点
etpwmInit();
etpwmREG2->AQCSFRC|=0x01;//set CSFA=1 outa=low AH
etpwmREG3->AQCSFRC|=0x01;//set CSFA=1 outa=low BH
etpwmREG4->AQCSFRC|=0x01;//set CSFA=1 outa=low CH
etpwmREG2->AQCSFRC|=0x08;//set CSFB=2 outa=high AL
etpwmREG3->AQCSFRC|=0x04;//set CSFB=1 outa=low BL
etpwmREG4->AQCSFRC|=0x08;//set CSFB=2 outa=high CL