Multi - Function Shield

Description of product

Product Details:

Dimensions 69 x 54 x 11 (L / W / H)
Weight 27gm
Display 4 digit 7-segment LED display module driven by two serial 74HC595
wireless communication Bluetooth, wireless interfaces, voice module , voice recognition module
Servo interface Easy to drive servos

The APPC220 Bluetooth Voice Recognition Module has a wide range of features which makes it perfect for beginners who want to study. It can be useful for advanced users because it has built-in general purpose components:



4 red LEDs

10, 11, 12, 13

3 buttons + reset button

A1, A2, A3

Potentiometer (10 kOhm)


4-digit 7-sement LED tube driven by 74HC595

Latch 4, Clock 7, Data 8

Buzzer (loud speaker/beeper)

3 (digital On/Off)

Socket for infrared receiver (remote control)


Socket for temperature sensor LM35 or DS18B20


Header for APC220 shield

GND, +5v, 0, 1 (rx/tx)

Free pins (pwm)

5, 6, 9, A5