PCF 8591 AD DA untuk arduino

Three module interface description The left and right side of the module, respectively, outside the expansion of 2-pin connector, respectively, as follows: Left AOUT chip DA output interface AINO chip analog input interface 0 AIN1 chip analog input interface 1 AIN2 chip analog input interface 2 AIN3 chip analog input interface 3 SCL IIC clock interface on the right then single-chip IO port SDA IIC digital interface connected MCU IO port GND module to ground VCC power interface external 3.3v-5v