The common LCD needs more than 6 pins for controlling. With the limited pin resources, your project may be out of resources using normal LCD shield. Here we provide the SPI LCD module, you only need 3 lines (SPI) to display the information. Power Pin (VCC, GND) Digital Pin (Latch, Data, Clock, BL). Control the LCD Backlight by BL Pin when Back Light switch is off.
- Power Supply: 4.5 to 5.5V
- Display color:Blue light with white char
- LCD module:16x2 line LCD
- Backlight : Control by the BL pin & On off switch
- Module size:47x80x19mm
Bangla Tutorial: SPI LCD Module 16X2 কিভাবে ব্যবহার করবো?
documents e je program ta deoa ase otatei problem hocce
@Salim.sadman111- Kichu mone koren na :)
https://github.com/jrowberg/i2cdevlib/tree/master/Arduino/I2Cdev