Bright Red LED chip, which is made from AlGaAs on GaAs substrate Blackface and RED LED segments Type: Common cathode No. of Pins: 18 Low Current Consumption High Brightness
Bright 2R3Y4G1B LED chip, which is made from AlGaAs on GaAs substrate Blackface and 2R3Y4G1B LED segments Type: Common cathode No. of Pins: 20 Low Current Consumption High Brightness
Bright Blue LED chip, which is made from AlGaAs on GaAs substrate Blackface and BLUE LED segments Type: Common cathode No. of Pins: 20 Low Current Consumption High Brightness
Bright Green LED chip, which is made from AlGaAs on GaAs substrate Blackface and GREEN LED segments Type: Common cathode No. of Pins: 20 Low Current Consumption High Brightness
Power: 5V Color?Red/Blue(This color means the color of the board, not the LED) This module is compatible with 5V and 3.3V microcontrollers. Material: PCB + Electronic Components
The MAX7219 has integrates a convenient four wire serial interface that can be used to all micro-controller, microprocessor. Each on-chip data can be addressed in the update without rewriting all display, and also allows you to select each data encoding or no-coding.
Operating voltage: 3.3 V to 5.5 V, typical 5 V Operating current: 0.2 mA to 80 mA, typical 27 mA 4 digit numeric display LED color: Red 8 adjustable luminance levels Grove compatible interface
264kB of embedded SRAM in six banks Six dedicated IO for SPI Flash (supporting XIP) 30 multifunction GPIO Dedicated hardware for commonly used peripherals
Bright White LED chip, which is made from AlGaAs on GaAs substrate Blackface and WHITE LED segments Type: Common cathode No. of Pins: 20 Low Current Consumption High Brightness
Bright Yellow LED chip, which is made from AlGaAs on GaAs substrate Blackface and YELLOW LED segments Type: Common cathode No. of Pins: 20 Low Current Consumption High Brightness
