Given the device in Figure (both design and C++ sketch are given), describe the following: Design of the circuit Sketch of the circuit Purpose of the device TMP O * DIGITAL (PWM) 10 O UNO TON ARDUINO POWER ANALOG IN int baselineTemp = 0; int celsius = 0; 3 int fahrenheit = 0; 4 void setup() 5 6 pinMode (AO, INPUT); 7 pinMode(2, OUTPUT); 8 pinMode (3, OUTPUT); 9 pinMode(4, OUTPUT); 10 ) 11 void loop() 12 ] 13 baseline Temp = 40; 14 celsius = map(((analogRead (AO) - 20) - 3.04), 0, 1023, -40, 125); 15 fahrenheit = ((celsius. 9) / 5 + 32); 16 af (celsius = baseline Temp && celsius = baselineTemp + 10 se celsius = baselineTemp + 20 && celsius = baseline Temp + 30) { digitalWrite (2, HIGH); digitalWrite(3, HIGH); } delay(1000); 29 30 31 32 ) digitalWrite(4, HIGH); Figure