Data Sheet

LESSON 1
| 20
HARDWARE CONNECTION
SCHEMATIC DIAGRAM
LESSON 1
LED BLINKING
INTRODUCTION
LED is a light emitting diode. It will light up when a proper voltage is applied in correct
direction. LED will blink when delay is applied between ON and OFF.
RX 0
TX 1
2
~3
4
~5
~6
A5
A4
A3
A2
A1
A0
7
8
~9
~10
~11
12
13
5V VIN3V3
MAKER UNO
GND
220Ω
LED