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...
The OSCILLATORS documentation says:
" The device starts at 64 MHz. For 128 MHz, it must be configured when the CPU starts and before any peripherals that use the high-frequency...
Hello,
I was given an existing code with a possible bug in it relating to RAM retention and I'm trying to make sense of what I'm seeing. I am using NRF52832 with SDK 17...
Function: Now we have developed a function similar to usb file upgrade on the application side by ourselves (which requires operating bank1, writing the Settings page, involving...
Hi,
we are looking into incorporating a NRF52 module into our control units, but to allow extending the antenna position away from the case through male-female SMA cables...
I'm having trouble getting the I2C interface working on our nRF54L15-based prototypes. The initial config write to the device fails; specifically, in the twim driver (i2c_nrfx_twim...
Hi There
while extending the actual Sofware with more flash entries i discovered that the capability of provisioing devices decreases, and end up in a hardfault.
Is there...
Hello
In my board I am using an ic as a switch to control the routing of the TX and RX pins of the UART, due to the fact that the nRF9160 does not have more than 4 peripherals...
Hello, I am developing a project that involves authentication over NFC, and need to store a private key in TrustZone. I found the psa_crypto zephyr sample in the sdk, which...
Hi everyone,
I’m trying to understand how wireless mice/keyboards using 2.4 GHz protocols communicate with their receiver dongles so that i can try build one using nRF...
Hi, I'm encountering an issue with one particular nRF52832 unit (we use nRF SDK 15.2.0). The problem is that a value 0x20 (decimal 32) is being written to a memory address...
I've been working off this example, which provides a great synchronization mechanism.
https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/samples/bluetooth/conn_time_sync...
Hi,
I recently wanted to compile this example https://github.com/NordicPlayground/nrf5-ble-tutorial-characteristic?tab=readme-ov-file on another dk to learn about ble development...
Original Title: How to maximize WIFI throughput when using SPI4 between nRF5340 and nRF7002
We are trying to max out the wifi throughput via nRF7002 when connected to...
