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TMS320F28027: 目前在参考贵司的tidm_hv_1ph_dcac项目的遇到问题如下:

Part Number: TMS320F28027
Other Parts Discussed in Thread: TIDM-HV-1PH-DCAC

本次主要是在链接www.ti.com/.../tiduay6e.pdf Guide: TIDM-HV-1PH-DCAC Voltage Source Inverter Reference Design):

问题一:四个管子Q1,Q2,Q3,Q4分别对应EPWM1和EPWM2的引脚是什么?个人理解为下面的对应关系

             Q1-----------------------PWM1B

             Q2-----------------------PWM1A

             Q3-----------------------PWM2B

             Q4-----------------------PWM2A

问题二:当MCU输出PWM信号的时候PWM是否是下面的驱动方式

从上图可以看出PWM信号PWM从DSC输出后经过U2后驱动推挽电路,这时PWM输出刚好与GTDRV相反,因为这涉及到代码对应关系,故硬件我要弄明白,谢谢!