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nRF52840 Power Management - Phase 1 - Boot Low VBAT Voltage Lockout

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Added NRF52840 power management core functionality:
- Boot‑voltage lockout
- Initial support for shutdown/reset reason storage and capture (via RESETREAS/GPREGRET2)
- LPCOMP wake (for voltage-driven shutdowns)
- VBUS wake (for voltage-driven shutdowns)
- Per-board shutdown handler for board-specific tasks
- Exposed CLI queries for power‑management status in CommonCLI.cpp
- Added documentation in docs/nrf52_power_management.md.
- Enabled power management support in Xiao nRF52840, RAK4631, Heltec T114 boards
This commit is contained in:
entr0p1
2026-01-23 17:18:41 +11:00
parent 7d1f52252b
commit 1f59e52880
17 changed files with 667 additions and 24 deletions
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1
variants/rak4631/platformio.ini
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@@ -7,6 +7,7 @@ build_flags = ${nrf52_base.build_flags}
-I variants/rak4631
-D RAK_4631
-D RAK_BOARD
-D NRF52_POWER_MANAGEMENT
-D PIN_BOARD_SCL=14
-D PIN_BOARD_SDA=13
-D PIN_GPS_TX=PIN_SERIAL1_RX