通过AD值调节x9c102数字电位器的电阻值的大小，可以用来作为音量自动调节器的部分源程序。,AD value adjusted by x9c102 digital potentiometer resistance value of the size, can be used as part of the device automatically adjust the volume source.

使用PIC 16F877A及CCS-C语言编写的可以在ICD/MCD2 DEMO板上运行的应用程序，可以以RB0按键控制数字电位器（Xicor X9C102）改变电阻、并在DEMO板的1602 LCD上实时显示效果。-PIC 16F877A and the use of CCS-C language ICD/MCD2 DEMO board can run applications, key control can Rb0 Digital Potentiometers (Xicor X9C102)