Main function to run the visiting vehicle check process.

Map pressure value to PSI bar position

Map pressure value to needle rotation angle

Build a stable string for checksumming (order-independent).

Open all the serial ports in the list. Used when the GUI is first opened.

Parse CLI assignments like: label=value Supports relative updates: label=+1.5 or label=-2 Returns dict: label -> ('set'|'inc'|'dec', valu

Parse a date string that could be in either two-digit or four-digit year format.

Parse NASA visiting vehicle data into dock and undock events.

Parses tty name from ID_VENDOR string. Example of device as a string: Device('/sys/devices/platform/scb/fd500000.pcie/pci0000:00/0000:00

Fire a single UrlRequest to `http://www.google.com/generate_204`. Calls `callback(bool_is_up)` on completion.

Renders two images: - map_nozoe.jpg (nightshade only) - map_zoe.jpg (nightshade + ZOE overlay if present) Returns dict with p

Save data to a JSON file.

Send the crew information as a single message.

Send a notification message along with an image to a Discord webhook.

Set the current astronauts for EVA stats display Args: astronaut_names: List of tuples [(firstname, lastname), ...] or li

Set the user location and update the display.

Start playing back the selected data file.

Stop the current playback.

Turn off all LEDs.

True only for files *inside* 3D_Printing/ (not 3D_Printing_SLA/).

Refresh the little Arduino-status icon and counter on every screen that actually defines the two Image/Label widgets.

Updates the ActiveTDRS list based on the provided message and TDRS ID. :param msg: The incoming message with TDRS data. :param tdrs_id:

Update the crew sleep timer based on standard sleep schedule (21:30-06:00 GMT).

Updates the database with the active TDRS IDs and timestamp. :param active_tdrs: List of active TDRS IDs. :param timestamp: Timestamp to

Update the visiting vehicle database with new data.

Update SGANT telemetry values from database

Update the TDRS label with active satellite information

Update TDRS widget positions based on their actual orbital positions relative to ISS

Update all telemetry values using accurate state vectors, and cache live altitude.

Reload the VV image from the data directory.

Query VV database and update VV screen widgets only.

Validate that telemetry data has the correct structure.

Wait until DB file exists *and* table `telemetry` exists.

Replace the year field but keep month/day/time. Handles Feb-29 safely (not relevant for July).