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 There
Here we have been encountering some problems and would appreciate if you could help.
We are designing the hardware based on the following schematic, please...
Hi!
Just want to ask if anyone have had the same issue as me, when flashing nRF9160 with J-Link V6.50.
In SEGGER Embedded Studio - Build -> Build and run || Target ->...
Hello!
I use a usb secure bootloader with MBR (without SD) for update my application via USB. Also, my application receives new firmware via GSM modem and saves it to an...
I'm using pc-ble-driver to talk to the nRF52840 dev-dongle from a Windows PC. I started with examples\heart_rate_collector\main.c I receive events in a function 'ble_evt_dispatch...
Hi all,
I want to use the nrf51dk to answer and reject phone calls. One button on the kit would be used to accept calls and another to reject or finish them. The audio...
Hi dear team,
I am using the nRF5840 Dongle and pc-ble-driver-py for development, but I encountered a lot of issue while debugging, I thought I used wrong parameter or other...
We have worked through getting AWS MQTT working and have the FOTA job file loading properly. When the HTTP request is made the file begins downloading but fails to download...
Hello, How do I program the NRF52840 module to read and write data with a single UUID, because the mobile application I used earlier was working with the data read and write...
Hi Nordic
I am trying to run the AWS BLE FreeRTOS demo found at:
https://docs.aws.amazon.com/freertos/latest/userguide/ble-demo.html#ble-demo-mqtt
I am using an...
Hi,
I am developing a product with battery power. To preserve the battery life, this product needs to work in low power mode.
My Environment is a nRF52832, SDK15.2 & custom...
Here S332 -ble_ant_app_hrm file is modified using supported board pca10040 (nrf52832).
There is in pca10040.h file,RX pin number & TX pin number predefined.
And we use...
Hello,
until now, I was using nrfjprog to flash devices. Command I used:
Now I have changed the platform, and am forced to use ARM processor. I found out there is a...
Hey
I want to use pin 57 (SIO_10)and pin59 (SIO_09) as output pin but they are configured as NFC pin by default. How to change the configuration to SIO without using the...
