Réalisation

Idées

A Big Display Made Up of Small LCD Displays

BIG Alpha-numeric DISPLAY

Adafruit TCA9548A 1-to-8 I2C Multiplexer Breakout

BOM

US $2.09 30% OFF|Tca9548a I2C Iic Multiplexer Breakout Board 8 Channel Expansion Board Arduino Iic Multiplexer Breakout Board Extension Board /|Computer Cables & Connectors| - AliExpress

US $4.93 7% OFF|5pcs/lot PCF8574 IIC I2C TWI SPI Serial Interface Board Port 1602 2004 LCD LCD1602 Adapter Plate LCD Adapter Converter Module|adapter for arduino|adapter plateinterface i2c - AliExpress

US $2.89 22% OFF|LCD1602 16x2 LCD Screen backlight 5V, IIC / I2C interface PCF8574 adapter board for arduino MEGA2560 LCD display module|LCD Modules| - AliExpress

Doc

Custom Large Font for 16x2 LCDs

LCD used in 90 degrees (vertical) position?

byte full[] = {0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F};
byte half_right[] = {0x1F, 0x1F, 0x1F, 0x1F, 0x00, 0x00, 0x00, 0x00};
byte half_left[] = {0x00, 0x00, 0x00, 0x00, 0x1F, 0x1F, 0x1F, 0x1F};
byte corner_bottom_left[] = {0x01, 0x03, 0x07, 0x07, 0x0F, 0x0F, 0x1F, 0x1F};
byte corner_top_right[] = {0x1E, 0x1C, 0x18, 0x18, 0x10, 0x10, 0x00, 0x00};
byte corner_top_left[] = {0x10, 0x18, 0x1C, 0x1C, 0x1E, 0x1E, 0x1F, 0x1F};
byte corner_bottom_right[] = {0x0F, 0x07, 0x03, 0x03, 0x01, 0x01, 0x00, 0x00};

LCD Custom Character Generator

Code