IBM PC INTERRUPTS code

用IBM-PC汇编语言实现的串行通讯程序。能够同时发送和接收信息。上面为接收窗口，下面为发送窗口。-With the IBM-PC assembly language implementation of serial communication program. Can simultaneously send and receive information. Above for the receive window, send the following to the window.

MAPPER86/87.A DX MAP DRAWING and Propagation Program for IBM PC Compatibles with graphics capability (Numerical Coprocessor version, Basic source code included)