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...
Hello,
I have recently been working on other Zephyr projects that use non-Nordic MCUs. I installed raw Zephyr in my documents folder (“C:\Users\gilles.devillers.SECTRONIC...
Dear DevZone,
We've encountered yet another Wi-Fi related issue after upgrading from SDK version 2.6.1 to 2.9.1. Our code is based on your HTTPS client. When calling connect...
Hi,
I am trying to integrate Sensirion SHT40 sensor with nRF52840. I am using the sensor sample app from 2.9.0 SDK. I am building with 2.6.1 SDK with toolchain 2.6.1. The...
While collecting 2-byte samples via SPI4 (with a 32 MHz clock) using PPI and timers—one triggering transfers at 400 kHz and another handling an interrupt every 512 samples...
Hi, Im setting up a project for custom board based on NRF54L15. I followed a tutorial on creating custom board and it works fine. Now i want to add BLE functionality similiar...
I am attempting to increase the MTU size on s132 3.0.0 and need to increase the available SoftDevice RAM unproportionally.
For every MTU byte I need to give dozens of bytes...
my minimal main() does the following, after coming out of reset with the MCU in its default state:
NRF_P1_S->DIRSET = 1; // LED0 output NRF_P1_S->OUTSET = 1l // LED0 on...
Hi Support Team,
I want to use an external flash(2M byte) to store the sensor data in a 'circular overwrite' way. I now tried it with the FCB(Flash Circular Buffer) on nRF5340...
I am currently reviewing Zigbee for an upcoming project using the nRF5340DK board. The build environment is nRF Connect for VS Code Extension Pack, and I’m using SDK version...
Hello,
I've developed a PCB that connects an RTD (PT100) to a Wheatstone bridge, set to 100 ohms at 0°C. The bridge terminals (as seen in the diagram) connect to AIN4 and...
Hi everyone,
I am experiencing an issue with my custom board configuration for the nRF9151. When using the same code that works with the nRF9151 DK configuration, I encounter...
Hi there!
May I know how to have UART00 on P2 like what is shown below as I wanted to have higher speed.
Is it the same as other UART assignments on P0 and P1?
Thanks...
I am using VSCode with the nRF Connect extension (latest) and SDK 2.9.1.
I made my new app from the Bluetooth Peripheral sample.
When I try to debug I get the following...
I am using VSCode with nRF Connect extension with the 2.9.1 SDK.
I am trying to write my own device driver for the Zephyr OS and the TI CC1101 chip. Since the tutorial isn...
