This project combines two Arduino Uno boards: one as a master and the other as a slave. The master Arduino handles the LCD display and temperature monitoring using a DHT22 sensor. The slave Arduino ...

Information is dispalyed on custom 16×16 monochromatic led matrix made out of 0603 leds. Device can be programmed form Arduino IDE through built in micro USB.

The MAX7219 driver simplifies the process of controlling multiple LEDs in matrix or numeric display form. For fast prototyping, software code developed for the MAXREFDES99# reference design works with ...