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Building the firmware

The firmware binary is not always up to date with the current code. Building from source is pretty easy (on Ubuntu), please follow these steps.

Flashing the firmware

How to flash your PortaPack: Flashing firmware

How to use the main UI

The top bar is always present. From left to right, it shows:

• A "back" button, if it is possible to go to the previous UI screen.
• The current screen/app title.
• The stealth mode toggle button (green if enabled).
• The text entry mode select button (currently disabled as being not very useful).
• The screenshot button.
• The sleep button.
• The SD card's status.

App/mode specifics

• ADS-B receiver
• ADS-B transmitter
• Close Call
• CW generator
• Frequency manager
• Jammer
• LCR transmitter
• Microphone transmitter
• Morse transmitter
• Play Dead mode
• POCSAG receiver
• POCSAG transmitter
• PWM RSSI output
• Radiosonde receiver
• RDS transmitter
• Soundboard
• Stealth mode
• Unistroke text entry
• Xy/Ep transmitter