sumotoy
Well-known member
I will post pretty soon an efficent library for drive Hexa LCDs (same commands of LiquidCrystal) but use just 2 or 3 wires. It's based on a small hardware builded around MCP23s08 (for SPI) or MCP2308 (for I2C).
It can be used on Arduino 0.23/1.x IDE and has code optimizations for teensy3.
It can be used on Arduino 0.23/1.x IDE and has code optimizations for teensy3.