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我们做变频器控制,原来使用TMS320F2812做主控芯片,现在要更换为TMS320F28335,原来2812的PDPINTA引脚可以直接封锁6路PWM脉冲,28335如何使用?我看了SPRUG04文档也没有发现如何去配置
也就是说如果我使用TZ1作为封锁脉冲的保护信号,那么需要在软件中添加这样的配置
EPwm1Regs.TZSEL.bit.CBC1 = 1;
EPwm2Regs.TZSEL.bit.CBC1 = 1;
EPwm3Regs.TZSEL.bit.CBC1 = 1;