sl-uwb
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8ee9b4cca9
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feat: UWB tag BLE configuration interface (Issue #690)
Adds BLE GATT config server to uwb_tag firmware:
Advertising:
- Device name "UWB_TAG_XXXX" (last 4 hex digits of WiFi MAC)
- Service UUID: 12345678-1234-5678-1234-56789abcdef0
- Compatible with nRF Connect app
Characteristics:
- Config (R/W) UUID: ...abcdef1
Read: returns current config as JSON
Write: accepts partial JSON with any config keys
- Status (R/N) UUID: ...abcdef2
Notifies "+OK" or "+ERR:<reason>" after each write
Config keys (NVS-persisted, applied immediately unless noted):
sleep_timeout_s [5..3600] OLED display timeout
display_brightness [0..255] OLED contrast (SSD1306_SETCONTRAST)
tag_name [max 16] friendly name
uwb_channel [1..7] UWB RF channel (next boot)
ranging_interval_ms [50..2000] minimum ranging poll interval
battery_report bool include battery flag in ESP-NOW packets
Partition: huge_app.csv (3MB app) — BLE + WiFi + DW1000 needs ~1.76MB
Build: 55.8% flash, 18.1% RAM (SUCCESS)
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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2026-03-18 10:47:55 -04:00 |
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