CH375 is a universal interface chip for USB bus, supporting HOST mode and SLAVE mode.The schematic diagram of the circuit for MCS-51 microcontroller to read and write USB flash disk, the TXD pin of CH
[i=s]This post was last edited by jennyzhaojie on 2021-3-12 22:21[/i]Last time, I gave some introduction to the reading and writing functions of USB flash drives, but it was not comprehensive enough,
[i=s]This post was last edited by CcKk on 2019-12-13 09:29[/i]As shown in the picture, when the board is powered by a 5V to 3.3 converter from a power bank, should the D+D- on the USB connector be sho
[i=s]This post was last edited by freeelectron on 2022-9-16 08:37[/i]I received the development board for more than a week. Last weekend, I installed the development environment, downloaded software,