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samples: fix nRF52840 sleep current #53

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Merged
milewr merged 1 commit into from
Sep 15, 2025
Merged

samples: fix nRF52840 sleep current #53

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11 changes: 11 additions & 0 deletions samples/light_switch/snippets/low_power/boards/nrf52840dk_nrf52840.conf
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Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
#
# Copyright (c) 2025 Nordic Semiconductor
#
# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
#

# Workaround for NCS 2.9.0/3.0.0
# Uses kernel timer instead of dedicated timer2 to avoid 10µA sleep current increase
# when timer2 is explicitly enabled in overlay files
# TODO: Remove this when upgrading to NCS 3.1.0+
CONFIG_ZIGBEE_TIME_KTIMER=y
5 changes: 5 additions & 0 deletions samples/light_switch/snippets/low_power/snippet.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -7,3 +7,8 @@
name: low_power
append:
EXTRA_CONF_FILE: low_power.conf

boards:
nrf52840dk/nrf52840:
append:
EXTRA_CONF_FILE: boards/nrf52840dk_nrf52840.conf