APPLE3的并行打印接口驱动源程序, 英文版的6502汇编语言.-APPLE3 the parallel printer interface driver source code, assembly language, English, 6502

一种多导联心电监测仪驱动程序，包括数据采集、处理、在液晶屏上显示文字和曲线以及微型热敏打印机驱动。-A multi-lead ECG monitor drivers, including data acquisition, processing, display text on the LCD screen and curves, and miniature thermal printer driver.

AT89C2051针式打印机驱动模块，将2051串口接收到的数据转换后发送到连接打印机的并口上。-AT89C2051 dot matrix printer driver module, after the 2051 serial convert the received data is sent to the printer s parallel port connection.