dsp串口通讯，采用中断方式实现接收和发送功能-dsp serial communications using interruption means receive and transmit functions

利用DM642和dsp/bios,串口中断编程（外中断使用方法和752b中断使用方法），752b芯片，并附有各个设置寄存器使用说明。上机测试通过。-use and DM642 dsp / bios. interrupt programming (external interrupt usage and 752 b interruption use), 752b chips, all set with a register use. On the plane when the test.

MFC界面程序，与DSP实现串口通信，通过滑动条控制DSP输出PWM占空比-MFC interface program, commucate with DSP by serial, controling the duty of PWM of DSP by slide.

此文件是关于串口通信的内容，能实现DSP、单片机等SCI串口的通信。-This material is related to seria port communication. It can used on DSP or Single chip microcomputer.