长usb线ch340n硬件调试无法识别usb设备
全新原装正品ch340n sop8贴片芯片
通过查看电路图发现一个非常有意思的问题,如图:没错,串口芯片ch340n
ch340n:ch340e:ch340g
图片内容是:ch340n
原装 ch340n ch330n sop8贴片 ch340k essop10 usb转串口芯片ic
全新原装正品 贴片ch340n 内置晶振usb转串口芯片ch340系列现货
two . ch340n
全新原装 ch340n 贴片sop-8 usb转串口芯片ic
全新原装正品 贴片 ch340n sop-8 usb转串口ic芯片 内置晶振