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've noticed that the following s110 API work in my application, when called from the main context, but fail when called from an ISR context (button press interrupt...
I want to convert an integer to a char array and feel like this is something an nRF library may have already implemented. Nothing showed up after an initial search of itoa...
Hello,
I wish to create a mesh for my product and I have two options Zigbee and nordic SoC. My application involves very little data transfer and that too at very low rate...
Different examples for s110 use different methods to configure advertising, sd_ble_gap_adv_start() and ble_advertising_init(). What is the guidance for choosing between the...
Hello,
I'm looking to get the nRF24LU1+ dongle to work as a VCP. I had a code running 4 years ago on the dongle as a Mass Storage device but I was wondering if someone...
Hi guys,
I have to port the current library that is working at the arduino uno for arduino zero pro but when I change the board type I get the following errors:
__file__...
Hi
Here's what I would like to do: I have a bluetooth device with an nrf51822, with which I gather some sensor data, with a period of say 1 minute. I would like to store...
Hi,
If the bootloader is allocated 16 kB of flash, can it be upgraded Over-The-Air to a larger size bootloader at a later point, or does that require flashing the device...
I am a beginner and I am trying to generate a data ready event and after that reading the FIFO_Count but FIFO_Count gives me the value 1024 that is the maximum possible size...
Hello,
We are in interaction design in a school in France and we must create a connected object. We bought a BLUETOOTH SMART BEACON KIT (nRF51822) and we would know what...
I used nrf51822_narrow module DT26.
softdevice : s110
application: ble_app_hids_mouse
sdk: nrf51_sdk_v6_1_0
Now , we are able to move the cursor with the mouse of the...
Hi,
In the nRF51-ble-bcast-mesh example, it is mentioned that "handle_count" refers to "The maximum number of handle-value pairs available to the application. May not be...
With reference to the IoT SDK for nrf51, I see the APIs and examples of either server or client.
In order to create mesh or peer-to-peer, which API should I use? Or do...
