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85问答库 > hl 340串口线与rs232串口线有什么区别?

hl 340串口线与rs232串口线有什么区别?

2024-12-22 05:09:12

推荐回答（2个）

回答1：

rs232串口线就是 9芯的串口连接线
hl 340串口线就是 USB 转串口的连接线，芯片是 ch340

回答2：

没有听说过hl 340串口，估计你说的是芯片型号。一般是串口是RS232 ，RS422,RS485这几种。

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