PCusb,一个读取串口原程序,VC++6.0-PCusb, a serial port to read the original procedure, VC++ 6.0

Xilinx USB JTAG 下載端程式 -The jtag_logic.vhd in this directory describes the logic for a parallel-serial converter to be connected to a FT245BM USB chip from FTDI Inc

CH341是一个USB总线的转接芯片，通过USB总线提供串口、打印口或者并口。 在串口方式下，CH341提供串口发送使能、串口接收就绪等交互式的速率控制信号以 及常用的MODEM联络信号，用于将普通的串口设备直接升级到USB总线。 -CH341 is a USB bus adapter chips, provided through the USB serial bus, printer port or parallel port. In serial mode, CH341 Send

vc界面，用于实现串口和usb的调试工具-serial and usb debugging