2017 Holtek New Product Presentation
8×8 RGB LED Matrix Module BMS01030
Characteristics
■ Uses the Holtek HT16D35A device ■ High accuracy constant current and memory mapping LED display ■ 64-step Gray Scale and 64 LED illumination levels using software
controlled PWM circuitry
■ Provides constant current output control using external resistors for each row output terminal
■ A serial interface is provided to allow the device to receive instructions for its command mode and data mode
BMS01030 Features ■ Operating voltage : VDD = 2.7V~5.5V ■ 3-wire SPI serial interface ■ 64 RGB LED display ■ PWM duty : 64 levels for each dot ■ Auto fade function ■ Auto scrolling function : up, down, left, right
E08
2017 Holtek New Product Presentation
Circuit Diagram
E08
Application Example
Pin Description ■ GND : negative power supply ■ VDD : positive power supply ■ CLK : SPI CLK pin ■ DIO : SPI MOSI pin ■ CSB : SPI CSB pin
Arduino example code available! Connect 4 wires to the Arduino UNO, download the example code, and run the code freely.
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