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USARTx_TX 引脚需要进行 GPIO 配置,在全双工通信制式时,应配置为( ) GPIO 引脚工作模式。
A、复用开漏输出
B、通用开漏输出
C、复用推挽输出
D、通用推挽输出
 参考答案:
 佳题速递:
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