XRobotix Assignment 1

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Arduino - Piece of Cake

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Question 1 ARDUINO

What is Arduino? Choose all the right options.

A small computer on a single integrated circuit.

It has audio out, HDMI and RCA video output and an Ethernet port.

Contains a processor core, memory, and programmable input/output.

It is suited for software, not hardware.

Question 2 ARDUINO BOARD

Name components 1 to 6 (Figure 1 below)

Figure 1 Arduino Board

Question 3 OUTPUT

What type of wave is represented in Figure 2?

Digital

Analog

Clear selection

Figure 2 WAVE

Question 4 PROGRAMMING

What is the difference between int and char? Demonstrate with an example.

Question 5 ARDUINO PROGRAMMING

Show how you would set up a basic Arduino program with the build-in LED ON for 2 seconds and then OFF.

Question 6 BLINK

Write a Blink Function. (Tip: only use loop)

Question 7 BREADBOARD

What is wrong with the connection in Figure 3?

Figure 3 Breadboard and Arduino

Question 8 RESISTORS

A 22kOhm resistor would make a light dimmer/brighter than a 1kOhm resistor connected to a 5V battery.

Brighter

Dimmer

Clear selection

Question 9 LED'S

Write the void setup() function for 2 LED's.

Question 14a RGB LED

In the case of a common cathode RGB LED, name (+/-) the pins (marked 1-4) in Figure 6 below? (Also name the colours of each pin)

Figure 6 RGB LED

Question 14b RGB CONNECTION

To which pins on the Arduino would you connect 1 to 5 in Figure 7 in the case of a common cathode RGB LED?

Figure 7 RGB Connection

Question 14c RGB PROGRAMMING

How would you write a RGB function that the red light is on for one second and then the blue light? Use the setup() function.

asdf *

sdddddd

Option 1

Option 2

Option 3

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