Update Notes

2025-3-3

• Added Auto-Flashing Image to EMMC via SD Card.
• Added EMMC Flash Usage Guide.
• Added Device Map Feature.

2024-7-23

• WalnutPi OS (Debian 12) v2.4.0 released, with EMMC support.

• Added WalnutPi Introduction:

  • Product Specifications

• Added Getting Started - System Image Flashing:

  • EMMC Flashing Guide

• Added WalnutPi System Usage - Pre-installed Software:

  • btop System Monitoring Tool

• Added Community Open Source Projects

2024-6-13

• WalnutPi 1B Android image officially released.

• Added Android System Tutorial

2024-5-31

• Updated GPIO Application and C Embedded Programming entire chapters.

(Starting from WalnutPi OS v2.3, GPIO replaces WiringPi pin numbering with more intuitive header pin numbering.)

• Added OpenCV Tutorial

2024-4-11

• Added WalnutPi System Usage:

  • Boot LOGO
  • Auto-Run Script on Boot

2024-3-25

• Added Getting Started:

  • WalnutPi ZeroW Peripheral Assembly

2024-3-13

• Added Home Assistant Tutorial:

  • Connect to Apple HomeKit

2024-3-12

• Added Home Assistant Tutorial

2024-1-4

• Added WalnutPi System Usage:

  • Online System Upgrade (OTA)
  • HDMI Audio
  • config.txt Configuration File Introduction

• Added Linux System Build:

  • Compiling Drivers on the Board

2023-11-27

• Added Table of Contents
• Added Downloads

2023-11-2

• Added C Embedded Programming:
  • I2C
  • SPI
  • UART (Serial)

2023-10-23

• Added pyQT5:

  • Drawing Tutorial

2023-10-20

• Added pyQT5 Tutorial (Requires WalnutPi OS v1.2 or above).

2023-10-16

• Restructured document directory;

• Added GPIO Application:

  • GPIO Introduction
  • GPIO Command Operations
  • GPIO Device Configuration

2023-10-11

• Added Common Device Usage / WalnutPi 3.5-inch Display:

  • Using on Raspberry Pi

2023-10-9

• Added Python Embedded Programming / Sensor Examples:

  • HC-SR04 Ultrasonic Distance Measurement
  • BMP280 Barometric Pressure
  • MPU6050 6-Axis Accelerometer
  • VL53L1X Laser Distance Measurement
  • MLX90614 Infrared Thermometry

2023-9-19

• The first version released.