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App Catalog

Browse by main-menu category. Each App page includes: overview & screenshots, shortcuts, and usage notes.

Screenshot naming: docs/public/shots/app_{app}_{feature}.png (captured on device with Fn+s). Full gallery: Screenshot Gallery (wide page, no sidebar).

Basics

Most screens share the keys below. App-specific keys are on each App page. Full list: Global Shortcuts.

KeyAction
Letter keysOpen the matching App from the main menu
ESC / GO (side button)Return to the main menu; if Help is open, close Help first
hOpen / close Help on any screen
; , / ↑ / ←Previous page
. / / ↓ / →Next page
[ ]Page some lists / grids
Fn + sScreenshot

Exception: Keyboard sends ` to the host as Esc and exits with a long-press BtnGO; Help is Fn + h so it is not typed to the host.

More detail: Getting Started · Main Menu.

menu-001menu-002menu-003

Smart Home

KeyAppDescription
mMijiaLocal LAN Mijia control
Get Device TokenExport token / ble.key via cloud tools into config.json format
xInfraredTV / AC IR remote (GPIO44)
nAC AutoBLE HT sensor triggers IR AC on/off

Network & Config

KeyAppDescription
uConfigEdit firmware config.json via AP or LAN Web
wWiFiConnect, scan, switch saved WiFi profiles (up to 5)

Time & Power

KeyAppDescription
tTimeClock tools: Uptime / Clock / countdown / stopwatch
aCalendarFull-month grid; month / year nav; today highlight
pBatteryLive charge level and ~1-hour history chart
sSleepEnter light / deep sleep

Productivity

KeyAppDescription
cCursorCursor usage Summary, day / week / month charts
kKeyboardUSB / BLE HID keyboard
jMorseMorse tones, symbol highlighting, and live waveform

System & Info

KeyAppDescription
oOptionsSystem settings: brightness, sound, time, infrared
iInfoMemory / storage / chip / firmware / network / runtime info
vVersionVersion / about

Hardware Debug & Demos

KeyAppDescription
eGroveRadio, NFC, GPS, ExI2 scan
gMini GamesCoin, pendulum, wheel, Dice, Newton cradle, Neon FX, curves, Minesweeper, Snake, Conway Life, MATRIX, WAVE, PCLOCK, LISSA
hHardware TestDisplay, IMU, Font, Icons, LED, BLE, I2C, page-2 Mic

exi2c-hubnfc-maingps-live

Sparks for M5Stack Cardputer