RDIoT Demo

LCD1602 I2C (LCD1602) [D016]

https://www.youtube.com/watch?v=xj6KmHnGYqE

*GitHub : https://github.com/rdiot/rdiot-d016.git

* Contents

- Connect

GND  ------------------  GND

VCC  ------------------   5V

SDA  ------------------   A4 

SCL  ------------------   A5 

: Mega(SDA-D20, SCL-D21), Leo(SDA-D2, SCL-D3)

- DataSheet : http://www.elecrow.com/download/LCD1602.pdf

- Key Code

#include <Wire.h> 

#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2);  // set the LCD address to 0x20 for a 16 chars and 2 line display

void setup()

{

  lcd.init();                      // initialize the lcd 

  // Print a message to the LCD.

  lcd.backlight();

  lcd.print("Hello, world!");

  lcd.setCursor(0, 1);

  lcd.print("cursor 0,1");

}

LCD1602 (HD44780) [D002]

https://www.youtube.com/watch?v=j3BCNsJCj4I

*GitHub : https://github.com/rdiot/rdiot-d002.git

* Contents

- DataSheet : http://www.elecrow.com/download/LCD1602.pdf

- Connect

LiquidCrystal lcd(9, 8, 7, 6, 5, 4);

/*

[LCD Pin Number][BreadBoard][Arduino]

1.  Vss------------------ - GND------------------ - GND  ---> GND

2.  Vdd------------------ - VCC------------------ - 5V   ---> 5V (+)

3.  V0------------------ - GND                           ---> R4.7K

4.  RS----------------------------------------------------D13  ------------> RS D9

5.  RW------------------ - GND                           ------------> GND

6.  E----------------------------------------------------D12   ------------> RS D8

7.  DB0(X)

8.  DB1(X)

9.  DB2(X)

10. DB3(X)

11  DB4----------------------------------------------------D11 ----------> 7

12  DB5----------------------------------------------------D10 ----------> 6

13  DB6----------------------------------------------------D9  ----------> 5

14  DB7----------------------------------------------------D8  ----------> 4

15  LEDA------------------ - VCC                         -----> R220 ---- VCC

16  LEDK------------------ - GND                         -----> GND

*/

- Test Example : SerialDisplay

12V LED Strip SMD5630 Warm White Waterproof (SMD5630) [D041]

https://www.youtube.com/watch?v=CYxz7mVyPG8

* Specs

Emitting Color:Red/green/Blue/White/warn white

Light source:3528/5630/5050 SMD LED

Input voltage:12 V DC

IP Grade: waterproof

lifespan: > 50,000 hours

Certification: CE & RoHS