TOP PORT (USB) 调试接口说明 本接口是利用PL-2303HX的USB转RS232的接口芯片设计实现了一个TTL(5V)的RS232串口，并且利用了PL-2303HX的2个GPIO口软件模拟了一个低速的I2C总线.该接口由USB接口提供5V电压，可自带2Kbit(24C02)数据备份EEPROM (单独读写通道,不占用I2C总线地址)。并可对外提供小于250mA的5V电压。尤其适合WIN-XP以后的没有并口和串口笔记本电脑。整机成本不到￥20RMB。

FTD2XXST.exe is an application for configuring, serialising and testing communication functionality in FT8U232AM, FT8U245AM, FT232BM, and FT245BM designs. The application maintains data which describes USB devices and formats it so that it can be pro

This an application for using RS232 technique to configuring, serialising and testing communication functionality in FT8U232AM, FT8U245AM, FT232BM, and FT245BM designs. The application maintains data which describes USB devices and formats it so that