Template:Pico-Pico-RGB-Matrix-P3-64x32 Manual

Setup environment

Please refer to Raspberry Pi's guide: https://www.raspberrypi.org/documentation/pico/getting-started/

Demo example

Hardware connection

Materials needed

• Pico-RGB-Matrix-P3-64x32 (this product)
• Raspberry Pi Pico (must be purchased separately, if not, it is recommended to buy a version with soldered headers, which is convenient for direct insertion and use)
• Micro USB cable (must be purchased separately)

Hardware connection steps

• 

  1

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  2

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  3

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  4

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  5（option）

Example display

Multi-Features Digital Clock

This example is developed based on the C++ SDK. In order to quickly demonstrate the effects and functions of the example, you can skip the steps of " Building a C++ SDK Development Environment " and "Program Debugging and Development" and directly " download and burn the program ". After the burning is completed, the running effect of the example is shown in the figure below:

【Function Description】

• Time display screen:
  • Display date, day of the week, hour, minute, lunar calendar and temperature
• Function setting menu
  • Date setting
  • time setting
  • BEEP setting (buzzer setting)
  • Auto brightness
  • Language setting (under development)

Fruit machine

This example is developed based on CircuitPython , and the program is downloaded . The effects and functions of the example are as follows:

【Function Description】

• The display can display a variety of fruits or other small BMP icons
• Automatically scroll icons at regular intervals, and randomly display the results of the scrolling

Infrared transceiver test

This example is developed based on MicroPython, the program is downloaded , the example effects and functions are as follows:：

【Function Description】

• The infrared serial code generated by the corresponding button of the infrared remote control can be recognized

Header Definition

Hardware Introduction

Pico connection pins

Board	Pico	Pin description
Pins used by RGB LED Matrix (HUB75 interface)
R1	GP02	R higher bit data
G1	GP03	G higher bit data
B1	GP04	B higher bit data
R2	GP05	R lower bit data
G2	GP08	G lower bit data
B2	GP09	B lower bit data
A	GP10	A line selection
B	GP16	B line selection
C	GP18	C line selection
D	GP20	D line selection
E	GP22	E line selection
CLK	GP11	clock input
STB/LAT	GP12	latch pin
OE	GP13	output enable

Board	Pico	Pin description
Pins used by other resources of the board
K0	GP15	KEY0 button, the MENU menu of the digital clock, can also be customized
K1	GP19	KEY1 button, + / Down button of digital clock, can also be customized
K2	GP21	KEY2 button,-/ UP button of digital clock, can also be customized
RUN	RUN	RESET button, can be used for Pico reset
BOOTSET	BOOTSET	BOOT button, can be used for Pico burning program (long press BOOT, then press RESET to enter the firmware download mode)
SDA	GP06	I2C data pin, used to control DS3231 RTC clock chip
SCL	GP07	I2C clock pin, used to control DS3231 RTC clock chip
BUZZ	GP27	Buzzer control pin
AIN	GP26	Photoresistor control pin
IRM	GP28	Infrared receiving control pin

See detailed hardware design of the circuit diagram.