To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi , am working on nrf52840 .with nrf desktop v2.9.1 . I am working on display ST7789V with the nrf52840 using Zephyr. I have integrated overlay file . while working on it...
Hello Nordic Team,
I'm experiencing issues when trying to flash my Matter application to the internal flash of the nRF54L15. I've followed the guidance from this forum post...
Our design has an nRF5340 with RV3028C7 to provide the 32 kHz clock via P0.00.
If I configure P0.00 as a digital input, I can see the pin toggling.
However, if I use the...
Hello
According to Enhanced ShockBurst (ESB) documentation , to stop the ESB module you need to call esb_disable(), but it also says that you need to check if the module...
I have a project where we did not populate the external oscillator for our custom board which has an nrf5340 on it. I did most of my BLE testing on the nrf5340 devkit and...
Hi,
I designed a custom PCB with the nrf5340 CLAA chip and am testing out the board. I want to flash a simple project of lighting up the on-board LED (the LED is connected...
I have problem with i2c that can't read the cst816s, its always return log message `<err> cst816s: failed reading chip id` and `<err> cst816s: Could not read x data` when...
I am currentry trying to evaluate the RAYTAC-MDBT50Q-CX-40.
Raytac Corporation 勁達國際電子股份有限公司
But sample applications(helloworld, blinky) don't work.
I installed the...
servo uses pwm0 device, channel 1 in DTS file.
But in its pinctrl file, GPIO P0.13 uses PWM_OUT0 which is channel 0.
It should be changed to " psels = < NRF_PSEL ( PWM_OUT1...
My application communicates via UDP and all communication is initiated from the device. Before packet transmission, network registration status is checked (CEREG) and sendto...
Sorry for the inconvenience!
I have downloaded V2.8.0 nRF SDK, and I use this command to build light bulb project:
west build -p always --build-dir nrf/samples/matter...
Hi,
I still have problems understanding the port and pin assignment for peripherals on the nrf54L15.
I need up to three SPIM, one UART and one TWI. That should work, right...
Hi, Can you please help in connecting the nrf52840 DK with CMW500 and to measure the RF power at different levels of nrf. (For example, at 8dBm, 4dBm, 0dBm, -40dBm). In this...
Hello Team,
I’m working on creating a custom Matter cluster using the instructions provided in the Nordic documentation: https://docs.nordicsemi.com/bundle/ncs-latest/page...
Hello,
I get "data_len_update failed (err -5)" error message in lesson 3 exercise 2 of Bluetooth course. I have posted the output log below. Any idea why this is happening...
