在89C51单片机上实现DAC7811的数模转换，c语言-DAC7811' s digital-analog conversion on the 89C51 microcontroller, c language

dac7811的驱动程序。其是应用于宽带直流放大器的程序。可实现宽带信号的可增可减。lcd显示放大倍数-Dac7811 driver. It is applied in the broadband dc amplifier application. Can achieve broadband signal can increase can be reduced. LCD display magnification