Lab Code

Question 1

Serial.print (“temperature”)

Answer 1

output to serial monitor without enter

Question 2

Serial.printIn (temperature)

Answer 2

output to serial monitor with enter

Question 3

constant int colorR = 255;
constant int colorG = 0;
constant int colorB = 0;

Answer 3

3 variable to store the color intensity for red, green and blue respectively.

Question 4

lcd.begin (16, 2);

Answer 4

Initiate LCD display into 2 rows and 16 column

Question 5

lcd.setRGB (colorR, colorG, colorB);

Answer 5

Setting the backlight color according to the value store in the variables

Question 6

lcd.print(“Hello World”)

Answer 6

“lcd.print” is the standard function to output to the display.

Question 7

lcd.setCursor(0,1);

Answer 7

“lcd.setCursor” is to locate the cursor to the position with “lcd.print” can out put the text

Question 8

Serial.begin(9600)

Answer 8

To initiate connection to serial monitor window. 9600 is the baud rate.

Question 9

How do you read digital signals?

Answer 9

There will be no “D” in front but just pin number.
Eg. digitalRead(5, HIGH)

Question 10

How to you write digital signals?

Answer 10

There will be no “D” in front but just pin number.
Eg. digitalWrite(5, HIGH)

Question 11

How do you read analog signals?

Answer 11

There will be an “A” in front
Eg. analogRead(A0)