通过PCF8591芯片实现数模和模数之间的转换！此源码包含详细I2C代码和数模和数转换程序！希望对大家有用！-PCF8591 chip by the number of modules and module conversion between! The source code contains detailed I2C converter and digital to analog and digital! Hope it useful!

这是一个基于单片机的用VC编程的AD_DA转换的源程序，里面附有原理图-This is a microcontroller-based programming with VC AD_DA conversion of the source, which with a schematic