Given the device in Figure (both design and C++ sketch are given), describe the following: 1. Design of the circuit 2. Sketch of the circuit 3. Purpose of the device

TMP DIGITAL (PWM) int baseline emp = 0; int celsius = 0; 3int fahrenhest = 0; void setup() 5 pinMode(AO, INPUT); pisode 2, OUTPUT); pinMode(3, OUTPUT); pinMode(4, OUTPUT); 11 void loop() 121 baseline Temp = 40; 14 celsus - mapasalogRead(AD) - 20) 3.04), 0, 1023, -40, 125); 15 fahrenheit = ((celsius. 9) / 5. - 32); of Icela. = baselineen + 20 55 celsius