Example of communicate with digital potentiometr AD5242. AVR

AD5242驱动程序，可分别控制两个通道递增。K1设定初始值，K2选择控制的通道，K3控制该通道增加，K4控制该通道减少。-AD5242 driver can control two-channel increments. Set the initial value K1, K2 control channel, K3 control of the channel increases, K4 controls the channel is reduced.

数字电位器AD5242头文件，可供电路开发时调用(Digital potentiometer AD5242 header file for circuit development calls)