This project forked from marcelstoer/nodemcu-max7219
A NodeMCU library to write to MAX7219 8x8 matrix displays using SPI
License: MIT License
http://frightanic.com/iot/max7219-library-nodemcu-making/
max7219 = require("max7219")
max7219.setup({debug = true, numberOfModules = 4, slaveSelectPin = 8})
max7219.write({
{ 0x20, 0x74, 0x54, 0x54, 0x3C, 0x78, 0x40, 0x00 },
{ 0x41, 0x7F, 0x3F, 0x48, 0x48, 0x78, 0x30, 0x00 },
{ 0x38, 0x7C, 0x44, 0x44, 0x6C, 0x28, 0x00, 0x00 },
{ 0x30, 0x78, 0x48, 0x49, 0x3F, 0x7F, 0x40, 0x00 }
}, { rotate = "left" })All missing features are tracked as issues on GitHub.
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