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CH340B原装现货USB转串口芯片PDF数据手册引脚图产品参数产品手册
CH340是一个USB总线的转接芯片 ... 内置固件,软件兼容CH341,可以直接使用CH341的VCP驱动程序。 支持5V电源电压和3.3V电源电压。 CH340C/N/K/E/X/B内置 ...
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