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
I am using ble_app_blinky but led is not blinking. I am using P0.27, P0,28, P0.29 pin for LED but in program pin of LED are define as
#define BSP_BOARD_BUTTON_0 0 ...
Hi to everyone. I'm starting developing a bluetooth LE application based on the new Nordic SDK using Zephyr.
I currently have two nrf52_pca10040 boards and I'm trying to...
Hi everyone!
After defining a variable as no_init , my intention is to update its value along the program to debug what was its last state before a random reset.
I am...
Hi !
I am on SDK 15.2 and NRF52832. My peripheral device is on BLE5 and my Central is on BLE4.
I have read that extended advertisement ( up to 256bytes) is a BLE5 functionality...
Hi,
I followed the nRF52840 USB Dongle Antenna has reference layout. I have a small doubt of Antenna matching capacitors(c3,c4,c26) and inductor Should use the same package...
Hi all, I am combining MESH SDK 3.0.0 light switch example client and server with SDK 15.2. I have combined some server code to client and there are no error. And I can use...
hello,
We have developed a custom board corresponding to mbed pca10024 evaluation board.We haven't mounted the rf section and not even the crystal.The only thing that the...
I'm trying to read temperature sensor data through TWI (I2C) from SHT3x using NRF52-DK and SDK v16.0. Observing an oscillator, the address and the return value with CLK looks...
Hello team,
Due to very constricted space on PCB, I am sharing one green LED between to IC's.
U1 is the NRF52832, and U2 is a Lipo Battery Charger IC. I want either one...
Hello,
I am working on the Nordic DFU to develop a bootloader for OTA update on our product.
So far I just ported the Secure Bootloader from Nordic examples. No functionality...
Hello!
I am trying to understand why the HFCLK of the DecaWave DWM1001C module based on nRF52832 has a significant (7000-10000 ppm) frequency offset w.r.t. its nominal value...
Hi
I use SES and nRF52832 dongle . I want to send data on "ble uart" and get that data on "nRF UART v2.0" app. mean i want send a string in program while every 5 second...
I'm working on modifying an existing app written on a custom nRF52832 board. The app uses softdevice s132, and was written for SDK14.2. The app was originally written with...
It seems that the PEER ID is managed by the PEER MANAGER. Can I manage this information myself? For example, I save this information (ADDR IRK) after the connection event...
