i2cLCD1602

makecode I2C LCD1602 package for micro:bit

Author: shaoziyang
Date: 2018.Mar

Add extension

open your microbit makecode project, in Extension, paste

https://github.com/makecode-extensions/i2cLCD1602

to search box then search.

Basic usage

let item = 0
I2C_LCD1602.LcdInit(0)
I2C_LCD1602.ShowString("Hello", 0, 0)
basic.forever(() => {
    item += 1
    I2C_LCD1602.ShowNumber(item, 0, 1)
    basic.pause(1000)
})

I2C Address

• PCF8574: 39
• PCF8574A: 63
• Auto: 0

API

• LcdInit(Addr: number)
  Initial LCD
  Addr: I2C Address. If Addr is zero, it will try to recognition correctly address automaticly.

• ShowNumber(n: number, x: number, y: number)
  show a number in LCD at given position.
  n: number will be show
  x: is LCD column position, [0 - 15]
  y: is LCD row position, [0 - 1]

• ShowString(s: string, x: number, y: number)
  show a string in LCD at given position.
  s: string will be show
  x: is LCD column position, [0 - 15]
  y: is LCD row position, [0 - 1]

• on()
  turn on LCD

• off()
  turn off LCD

• clear()
  clear LCD content

• BacklightOn()
  turn on LCD backlight

• BacklightOff()
  turn off LCD backlight

• shl() shift left screen

• shr() shift right screen

Demo

License

MIT

Copyright (c) 2018, microbit/micropython Chinese community

Supported targets

• for PXT/microbit

From microbit/micropython Chinese community