mrubyc-gem-aqm0802a

mruby/c sources for aqm0802a (LCD module)

device

https://akizukidenshi.com/catalog/g/gP-06669/

data sheet

https://akizukidenshi.com/download/ds/xiamen/AQM0802.pdf

sample code

#I2C 初期化
i2c = I2C.new()

# LCD 初期化
lcd = AQM0802A.new(i2c)

# LCD に "Hello World" 表示
lcd.clear          #初期化
str = "ESP"        #変数に値を代入
lcd.cursor(0, 0)   
lcd.print("Hello?!")
lcd.cursor(0, 1)
lcd.print("from #{str}") #変数の埋め込み