USB to LPT using ATMEGA8 driver and firmware

计算机所有端口数据流监测,包含USB,COMM,LPT.SATA.IDE等-Computer data stream monitoring all ports, including USB, COMM, LPT.SATA.IDE, etc.

Eagle PCB for USB to LPT

票据套打，本程序适用于并口(lpt端口)连接电脑的打印机,如果你的打印机是usb端口的,买一条 USB转并口线 即可-Paper chromatography printing, this procedure applies to the parallel port (lpt port) to connect a computer printer, if your printer is usb port, buy a USB-parallel cable can be