EPwm2Regs.TBCTL.bit.SYNCOSEL = TB_SYNC_IN;//TB_CTR_ZERO;//TB_SYNC_IN;//TB_CTR_ZERO; //Send synchronization signal when counter = 0 EPwm2Regs.TBCTL.bit.PRDLD = TB_SHADOW; //Using shadow register for PWM period EPwm2Regs.TBCTL.bit.PHSEN = TB_ENABLE;//TB_DISABL...
; EPwm1Regs.TBCTL.bit.SYNCOSEL=TB_CTR_ZERO;但是,最终管脚没有同步脉冲输出,请帮忙分析,还需要哪些设置是不是同步脉冲太窄了,测不到呢第二个问题:通过Input X-BAR 将 baibai80002020-07-21 14:50:37 ePWM波的相位TBPHS使用出现CMPA点与CMPB点瞬间断掉的情况是为什么?
EPwm3Regs.TBCTL.bit.SYNCOSEL= TB_SYNC_IN;//sync flow-through(同步流入)EPwm3Regs.TBCTL.bit.PHSEN = TB_ENABLE;//Slave moduleEPwm3Regs.TBCTL.bit.PHSDIR = TB_UP;//Count Up on sync (=240 deg),同步信号来临时,向上计数EPwm3Regs.CMPCTL.bit.SHDWAMODE=CC_SHADOW; EPwm3Regs.CMPCTL.bit.SHD...
SWFSYNC is valid(operates) only when EPWMxSYNCI is selected by SYNCOSEL=00. 第5,4位: SYNCOSEL 同步输出选择。这些位选择的EPWMxSYNCO信号源。 00:EPWMxSYNC: 01:CTR=时基计数器等于零(TBCTR=0X0000) 10:CTR =CMPB:时基计数器等于比较B(TBCTR=CMPB) 11:禁用EPWMxSYNCO信号 Synchronization Out put Sel...
如果这样EPwm1Regs.TBCTL.bit.SYNCOSEL=3;配置了以后,是不是就没有同步信号了那么PHSEN是不是就不用配置了 是不是就是说PHSEN=O或者PHSEN=1都没有作用 麻烦顺便帮我看 ...
EPwm5Regs.TBCTR=0x0000;//Clearcounter //SetupshadowregisterloadonPERIOD EPwm5Regs.CMPCTL.bit.SHDWAMODE=0;//shadowmode EPwm5Regs.CMPCTL.bit.LOADAMODE=0; EPwm5Regs.CMPA.half.CMPA=EPWM5_TIMER_TBPRD; EPwm5Regs.TBCTL.bit.SYNCOSEL=0;//EPWM4SYNC EPwm5Regs.AQCTLA.bit.CAU=2;//forcehigh,when...
SWFSYNC is valid(operates) only when EPWMxSYNCI is selected by SYNCOSEL=00. 第5,4位:SYNCOSEL 同步输出选择。这些位选择的EPWMxSYNCO信号源。 00:EPWMxSYNC: 01:CTR=时基计数器等于零(TBCTR=0X0000) 10:CTR =CMPB:时基计数器等于比较B(TBCTR=CMPB) 11:禁用EPWMxSYNCO信号 Synchronization Out put Selec...
EPwm2Regs.TBCTL.bit.SYNCOSEL = TB_SYNC_IN;//TB_CTR_ZERO;//TB_SYNC_IN;//TB_CTR_ZERO; //Send synchronization signal when counter = 0 EPwm2Regs.TBCTL.bit.PRDLD = TB_SHADOW; //Using shadow register for PWM period EPwm2Regs.TBCTL.bit.PHSEN = TB_ENABLE;//TB_DISAB...