MSP430FR2633 那个pin可以作为PWM输出

hi,

如题，想加个红外发射，发现eUSCI_A的IRDA格式不合适。用PWM驱动看到Timer_A的描述“”both Timer0_A3 and Timer1_A3 are not externally connected and can only be used for
hardware period timing and interrupt generation.“

有点困惑。”

加红外发射电路上可以用哪个pin来做？只要发，不收