diff --git a/doc/images/board_configurator_nrf54l15_0_3_0.png b/doc/images/board_configurator_nrf54l15_0_3_0.png new file mode 100644 index 0000000000..d2785eb653 Binary files /dev/null and b/doc/images/board_configurator_nrf54l15_0_3_0.png differ diff --git a/doc/setting_up_sidewalk_environment/setting_up_hardware.rst b/doc/setting_up_sidewalk_environment/setting_up_hardware.rst index c525e07817..231d496798 100644 --- a/doc/setting_up_sidewalk_environment/setting_up_hardware.rst +++ b/doc/setting_up_sidewalk_environment/setting_up_hardware.rst @@ -88,6 +88,77 @@ Connect the Semtech shield to the Arduino-compatible headers on the development +---------------+-------------+ | NRESET | P0.04 | +---------------+-------------+ + + .. tab:: nRF54L15 PDK + + The nRF54L15 PDK does not have the Arduino-compatible header. + The connection layout may differ depending on the revision of your PDK. + GPIO assignments are recommended by the Nordic Semiconductor. + However, if you need to modify the pinout, refer to the `Infocenter`_ SoC documentation, as some functions are limited to dedicated pins. + + The nRF54L15 PDK operates on lower voltage level (1.8V). + The Semtech Shield is compatible with this voltage and can be safely provided to the pin marked as 3.3V. + Due to the lower voltage, the Semtech radio cannot achieve the full transmit power, and it will reach a plateau at 15 dBm gain even when a higher value is configured. + The specification of the Semtech module describes that it is possible to provide separate, higher voltage source for radio, while maintaining lower voltage for communication. + However, the recommended shield does not support this configuration. + + .. tabs:: + + .. tab:: PDK revision v0.2.1 + + The v0.2.1 PDK revision does not require any hardware modification, but the buttons are reused to connect the Semtech SX126X shield. + Pressing the buttons while working with Semtech module can lead to malfunctions and undefined behavior. + This issue is caused by the limitation of the v0.2.1 PDK revision. + It is possible to assign different pins for the radio shield, but you might need to disable some of the PDK's functions, or modify connections by cutting or soldering PDK bridges. + + +---------------+-------------+ + | SX126X shield | nRF54L15 PDK | + +===============+=============+ + | BUSY | P1.12 | + +---------------+-------------+ + | DIO1 | P1.10 | + +---------------+-------------+ + | NSS | P2.10 | + +---------------+-------------+ + | ANT_SW | P2.07 | + +---------------+-------------+ + | SPI MOSI | P2.08 | + +---------------+-------------+ + | SPI MISO | P2.09 | + +---------------+-------------+ + | SPI SCK | P2.06 | + +---------------+-------------+ + | NRESET | P1.11 | + +---------------+-------------+ + + .. tab:: PDK revision v0.3.0 / v0.7.0 + + To use the suggested pins, disable **UART0** (not used by Sidewalk samples) through the `Board Configurator`_ tool in the nRF Connect for Desktop. + This step is required for the shield to work as some pins are connected to **UART0** by default. + + See a board configuration for the suggested pin layout: + + .. figure:: /images/board_configurator_nrf54l15_0_3_0.png + + +---------------+-------------+ + | SX126X shield | nRF54L15 PDK | + +===============+=============+ + | BUSY | P0.00 | + +---------------+-------------+ + | DIO1 | P0.03 | + +---------------+-------------+ + | NSS | P2.10 | + +---------------+-------------+ + | ANT_SW | P0.01 | + +---------------+-------------+ + | SPI MOSI | P2.08 | + +---------------+-------------+ + | SPI MISO | P1.11 | + +---------------+-------------+ + | SPI SCK | P2.06 | + +---------------+-------------+ + | NRESET | P0.02 | + +---------------+-------------+ .. _setting_up_sidewalk_gateway: @@ -111,3 +182,5 @@ For the exact instructions, refer to the `Setting up a Sidewalk gateway`_ docume .. _Amazon Sidewalk gateways: https://docs.sidewalk.amazon/introduction/sidewalk-gateways.html .. _Setting up a Sidewalk gateway: https://docs.sidewalk.amazon/getting-started/sidewalk-onboard-prereq-gateway.html .. _Semtech SX1262MB2CAS: https://www.semtech.com/products/wireless-rf/lora-transceivers/sx1262mb2cas +.. _Board Configurator: https://docs.nordicsemi.com/bundle/nrf-connect-board-configurator/page/index.html +.. _Infocenter: https://infocenter.nordicsemi.com/index.jsp