PandaOS — Cardputer ADV

Standalone firmware by PandaDev LLC, designed specifically for the M5Stack Cardputer ADV.

Features

• AI Chat using your own OpenRouter API key
• Ten free, on-device games with local SD scores
• Wi-Fi toolkit and local captive portal training tools
• Bluetooth Low Energy tools
• LoRa messaging and raw packet tools
• GNSS tools with compatible hardware
• Voice recording and SD WAV/MP3 playback
• Internet radio
• Local notifications and SD storage

No PandaOS Cloud account or subscription is required.

Requirements

• M5Stack Cardputer ADV; original Cardputer is not supported
• Compatible microSD card for file storage and audio
• Compatible LoRa/GNSS hardware for those functions
• Wi-Fi and a personal OpenRouter key for AI Chat

Installation

Factory installation resets internal settings, including saved Wi-Fi. The SD card is not formatted; PandaOS creates and maintains its own files.

Original PandaOS source is proprietary to PandaDev LLC. Third-party components retain their respective licenses.

Version description

PandaOS 0.5.0

Standalone Cardputer ADV firmware with AI Chat, ten local games, Wi-Fi/BLE tools, LoRa/GNSS tools, voice recording, SD music playback, internet radio and local SD storage.

Factory-install package for ESP32-S3:

• Flash address: 0x0
• Flash size: 8 MB
• Flash mode: DIO
• Flash frequency: 80 MHz

LoRa peer reception and range testing remain pending.