From bc65beaa1e88d30652df3dbea6f79814735c85ff Mon Sep 17 00:00:00 2001 From: Nordic Builder Date: Mon, 14 Apr 2025 11:55:37 +0000 Subject: [PATCH 1/2] manifest: Update sdk-zephyr revision (auto-manifest PR) Automatically created by Github Action Signed-off-by: Nordic Builder --- west.yml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/west.yml b/west.yml index 179be677dcba..3fab7af090c8 100644 --- a/west.yml +++ b/west.yml @@ -65,7 +65,7 @@ manifest: # https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/zephyr/guides/modules.html - name: zephyr repo-path: sdk-zephyr - revision: 749f6b5252fc4c3359cfa7fa4a09d65f544d9b6f + revision: pull/2762/head import: # In addition to the zephyr repository itself, NCS also # imports the contents of zephyr/west.yml at the above From a63b710ee9acc8a5f63f03fdaa9177f582daf617 Mon Sep 17 00:00:00 2001 From: Andrzej Kuros Date: Fri, 11 Apr 2025 12:30:20 +0200 Subject: [PATCH 2/2] doc: nrf21540 update recommended timing values for nrf54l The default timing value for the `tx-en-settle-time-us` property is changed to 26. For the nrf54L the time is 1us bigger. This commit adjusts fem doc recommendation for the nRF54L. Signed-off-by: Andrzej Kuros --- doc/nrf/app_dev/device_guides/fem/fem_nrf21540_gpio.rst | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/doc/nrf/app_dev/device_guides/fem/fem_nrf21540_gpio.rst b/doc/nrf/app_dev/device_guides/fem/fem_nrf21540_gpio.rst index c4ec6d45b9b7..88f159467c78 100644 --- a/doc/nrf/app_dev/device_guides/fem/fem_nrf21540_gpio.rst +++ b/doc/nrf/app_dev/device_guides/fem/fem_nrf21540_gpio.rst @@ -84,7 +84,11 @@ To use nRF21540 in GPIO mode, complete the following steps: The nRF54L devices contain only four PPIB channels between PERI Power Domain and Low Power Domain. Due to this limitation, only two out of three pins from group ``tx-en-gpios``, ``rx-en-gpios`` and ``pdn-gpios`` (for example, ``tx-en-gpios`` and ``rx-en-gpios``) can be controlled by GPIO P0. Select other GPIO port for the one remaining pin of the pin group (for example ``pdn-gpios``). - To ensure proper timing, set the ``tx-en-settle-time-us`` and ``rx-en-settle-time-us`` devicetree properties of the ``nrf_radio_fem`` node to the value ``12``. + To ensure proper timing, set the following devicetree properties of the ``nrf_radio_fem`` node: + + * ``tx-en-settle-time-us`` to the value ``27``. + * ``rx-en-settle-time-us`` to the value ``12``. + Enable appropriate instances of the ``DPPIC`` and ``PPIB`` peripherals in the devicetree file: .. code-block:: devicetree