The Station Display uses standard bluetooth characteristics for configuration. An App like nRF Connect can be used instead of the official app the configure the device.
Station Display Service ID: "d29a9c37-c13b-4ed4-8c68-1e3f1d3854e8"
Here is the current characteristics list:
| characteristics | type | format | description |
|---|---|---|---|
| 4b02f36a-f7e6-45a8-a7a1-f0c2c3665881 | READ | text | Device Serial |
| 21a54a59-b503-43f8-b75b-5a8e0024a174 | READ | text | Hardware Version |
| 41b22899-009e-4dad-ad8b-cd02c66e4f82 | READ | text | Version |
| 75e82c97-dc7e-4834-963b-37a0beb5ad64 | READ/WRITE | text | Wifi SSID |
| ee90cd40-9672-4de6-8013-47d5352d6f6c | WRITE | text | Wifi Password |
| f9cdc6b4-ed49-4c99-860b-5fad34265f50 | READ/WRITE | text (1 = default, 2 = with title bar, 3 = High contrast, 4 = high contrast with title bar) | Theme |
| b26f2ee4-5ccb-4243-8d50-3cb6183e0e9b | READ/WRITE | text | Station Id |
| 9f0eedb3-02dd-4009-a99d-cea6180da13f | READ/WRITE | text (A = All, R = In, H = Out) | Station Direction |
| eb438a8c-e9f5-44e5-bbec-12e370097882 | WRITE | text | Trigger Reboot if required (Will trigger a reboot if any settig was changed that requires a reboot to take effect) |
| c9d09e31-fa6c-4237-bfb4-2477407ad7d6 | READ/WRITE | text (de-CH, fr-CH, it-CH, en-US) | Language |
| bc6d40d0-745a-4799-8bcb-2acfe17ebe56 | READ/WRITE | text | Bluetooth Device Name |
| 4f709081-6ad4-443f-b67b-d9cf81dd5bcf | READ/WRITE | text (A, 0-255) | LCD Brightness |
| 4cddf99a-49d0-11ee-be56-0242ac120002 | READ/WRITE | int (1 = disabled, 2 = enabled) | BLe Auto Off, for security this should be left disabled |
| 35e327fa-33aa-4c05-ae7b-8c0c1cbbdefa | READ | text | Wifi Signal |
| 64ba442f-a956-4715-8d93-ef4d7ff86f37 | READ | text | Wifi Status |
| 80fd2b0d-5ed0-4e17-8ca5-e76dae36eaa1 | READ/WRITE | text (1 = Auto, 2 = off, 3 = scroll, 4 = full screen) | Alert Mode |
| 3c760a76-d46d-412c-8a2a-60f4ae84e4cb | READ/WRITE | text | API Url (default = https://api.stationdisplay.com/station/departure-arrival) |
| 4d62760b-2221-457c-beb3-f0ac3191d7de | WRITE | text | Check for OTA |