如果想用外部同步,并且使用全部6个ePWM模块,是不是只能使用GPIO32和GPIO33作为外部同步管脚了?这两个管脚 同时也是I2C接口,而I2C接口没有其它的管脚映射,要使用I2C接口只能接到别的GPIO上使用软件模拟?
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