1.8V转3.3V,A/B的输入波形都正常稳定,但输出波形失真,上升时间太长,是什么原因呢?TX_E转RX_MCU和 TX_MCU转RX_E波形都一样,输出失真。
原理图
TX_E的波形:
RX1_MCU的波形:
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