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communicates via SPI only
This HAT does not come with a 12mm coin battery
It is specifically designed for people who want to program Atmega328P's to turn them into Arduino bootloader chips using an AVR-ISP sketch
Chip supports a 10K NTC thermistor which we have stuffed as a plain 10K
Adafruit Neopixel Neomatrix 8X8 - 64 RGB LED Pixel Matrix HDMI communicates via SPI onlyThis is the brightest LED matrix we have seen yet 64 eye blistering RGB LEDs adorn the NeoMatrix for a blast of configurable color. Arranged in an 8x8 matrix, each pixel is individually addressable. Only one microcontroller pin is required to control all the LEDs, and you get 24 bit color for each LED. Wiring it up is easy: there are two 3 pin connection ports. Solder wires to the input port and provide 5VDC to the +5V and ground pins, then connect
US$ 21.99
US$ 24.99
US$ 33.99