What It Does

A complete firmware and application platform for the PicoCalc handheld computer. Flicker-free 320x320 LCD rendering, VT100 terminal emulation, membrane keyboard input, SD card script auto-discovery, and arrow-key navigable menus.

Applications

Synth 4.0

4-instrument synthesizer with QWERTY piano, ADSR, arpeggiator, 16-step sequencer

Tetris

Classic Tetris with ghost piece, sound effects, and level progression

Snake

Snake with high score tracking, speed levels, and sound

Pickleball

Senior-friendly paddle game with pickleball scoring

ProxiScan

BLE proximity scanner and fox hunt tool with compass

WiFi Manager

WiFi scanner with signal bars, channel analysis, signal monitor

Ollama Client

Chat with local LLMs over WiFi via Ollama

Dev Dashboard

Web UI with file manager, diff, editor, REPL, drag-and-drop deploy

AI-Assisted Development

PicoCalc was one of the first hardware projects to integrate AI-assisted development via the Model Context Protocol. The MCP server lets AI coding assistants talk directly to the device over USB, and the Claude Code skills teach the AI how to build correctly for the hardware.

YouTube

Watch the PicoCalc in action with demo videos, build walkthroughs, and feature showcases on the YouTube channel.