ARDUINO 101 | BAR GRAPH LED

by HertzandMadden in Circuits > Arduino

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ARDUINO 101 | BAR GRAPH LED

IC.png

This Instructable will guide you through the process of setting up a 10-LED bar graph with an Arduino ProMini.

Supplies

1) Arduino ProMini: Buy here.

2) Half-sized breadboard: Buy here.

3) FT232RL: Buy here.

4) Jumper wires: Buy here.

5) Red bar graph LED: Buy here.

CONNECTIONS

Screenshot (25)IC.png

Connect a 1K ohm resistor between Arduino's GND and the -ve rail of the breadboard.

LED PIN 1 -> DIGITAL PIN 11

LED PIN 2 -> DIGITAL PIN 10

LED PIN 3 -> DIGITAL PIN 9

LED PIN 4 -> DIGITAL PIN 8

LED PIN 5 -> DIGITAL PIN 7

LED PIN 6 -> DIGITAL PIN 6

LED PIN 7 -> DIGITAL PIN 5

LED PIN 8 -> DIGITAL PIN 4

LED PIN 9 -> DIGITAL PIN 3

LED PIN 10 -> DIGITAL PIN 2

PROGRAMMING

1) Download the code.

2) Open it using your Arduino IDE.

3) Verify the code.

4) Select the right board and communication port.

5) Upload the code.

TESTING

Arduino 101 | BARGRAPH LED

* SKIP TO 1:22 *

Have fun!