PCF8591 ADC to DAC Converter Module

PCF8591 ADC to DAC Converter Module.

Description:

• PCF8591 operating voltage range of 2.5V-6V .
• Low standby current .
• Com: via I2C bus serial input / output .
• PCF8591 has 3 hardware addressing pins I2C.
• 4 analog inputs programmable as single-ended or differential input.
• Automatic incremental channel selection.
• Analog voltage range from VSS to VDD .
• 8-bit successive approximation A / D converters.
• DAC gain realized by an analog output.

Module Interface Description:

• AINO chip analog input interface 0
• AIN1 chip analog input interface 1
• AIN2 chip analog input interface 2
• AIN3 chip analog input interface 3
• SDA IIC digital interface connected to the microcontroller IO port
• GND module to an external ground
• VCC Power Interface External 3.3v-5v

Modules jumper instructions:

• P4 jumper connected = thermistor access circuit .
• P5 jumper connected = photoresistor access circuit .
• P6 jumper connected = select 0-5V adjustable voltage access circuit.