ch341a编程器电路图,

电路图(原文件名:1.jpg)
ch341a的电路原理图
ch341a编程器每次只能烧写一次stc单片机这是为什么
基于ch341a的usb串口通讯设计
usb多功能编程器-2328,485,ttl,avr,flash烧写