Implementing deep sleep in nRF54L15
Using sys_poweroff()
System gets reset upon wake up by button press
Using k_sleep(K_FOREVER)
System is not waking up by button...
Hello! I've been trying to do the same project for about a month now - just a simple keyboard adapter that takes the input from a keyboard and translates it into HID signals...
I would assume that nrfutil device will respect MacOS DYLD_LIBRARY_PATH environment variable but instead it fails to load libjlinkarm.dylib. Steps to reproduce: - Run nrfutil...
Hello i am running the radio_test sample on the custom nrf5340 board for the logging purpose i am using the pins 8 and 9 of the port 0 but the issue arising is that there...
Hi.
I made the smallest system module using nRF52840. The schematic diagram is as follows.
My reference design for power supply is as follows,
For Firmware....
Hi,
How to implement two sets of SPI on the NCS v3.0.0 nRF54L15 P2 port? If it can be achieved, please provide the corresponding IO ports for these two sets of SPI.
Kind...
I have a 5 year old design using a nrf52832 on a MDBT42Q module. The BLE option was placed on the PCB in 2020 and has been unoccupied since going into production. My customer...
Hello everyone,
I am trying to execute Nordic Bluetooth ESL tutorial with PAwR. Here, I am able to change the images and handling the state of an LED connected at the Tag...
Hi,
We are encountering an issue where the existing firmware does not run on the chip when powered by a coin cell, even though a 3.3V power supply is available from the...
When I compiled and flashed the Nordic Distance Toolbox example onto two nrf5430dk boards without changing any options, the following message appeared on one of the UART ports...
Hi,
I have the following scenario:
nrf5340
SDK 2.1.1
HFCLK: 32Mhz crystal
LFCLK: square wave of 32768 Hz from an external RTC, range [0 - 1.8] Volts
square wave...
Hi, I am using a custom nrf52832 device. In that device , button is connected with reset pin P0.21. due to reset functionality I am not able get interrupt from button.
how...
Hi,
I am using nrf52840 to develop a product. I use NCS sdk v2.5.0.
I developed a project based on the [Bluetooth: Central HIDS] example in the NCS SDK. This example enables...
Hi,
i am using SDK 2.1.1 with nrf5340.
I would like to add the linker option --wrap.
What are the possibilities to add this option in Visual Studio Code ?
Could it...
Hi,
I am using nrf connect SDK 2.9.0 with nrf52840DK and MCUboot with own RSA .pem file (from older versions, so no ECDSA possible). How can I increase verbosity when building...
Hello,
My BLE peripheral code works fine with Android devices, but it is failing with iOS devices. I am encountering an error message: "Ignoring data for unknown channel...
I'm working through the tutorial here. https://academy.nordicsemi.com/courses/nrf-connect-sdk-fundamentals/lessons/lesson-4-serial-communication-uart/topic/uart-driver/#uart_config...
I'm working with nRF52840, my function will read wav file from SD card and play it using Zephyr I2S driver. My source code about playing sound in below.
The strange is the...
Hi,
For a meter application with battery, I want MCU is sleeping but comparator still working to count a pulse input (freq <100khz)
Can Nordic IC can support this idea...
Good day. I'm working on a custom board that uses nRF5340 as the main MCU with a WIFI module, nRF7002. The nRF5340 and nRF7002 are wired based on the nRF7002DK. When I uploaded...
My project as above.
I'm developing my code in nrf52832,with nrf SDK v17.0.0.
I try to add some customized params by FDS so that I can get them after the next run.
The...
Hello,
I am having trouble reading an interrupt on an nRF5340. This is on a custom board using the ISP2053 SIP.
We are using the high speed SPI interface on pins P0.08...
