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 am experiencing some strange behaviour through DFU process when build with GCC -O2 optimisation.
The upgrade process seems to complete successfully but after...
I got a device with a secure bootloader, but I lost the private key and the firmware got corrupted somehow. Is it possible to flash a new bootloader via BLE or is it bricked...
I am trying to understand the following, hopefully someone can explain:
AFAIK, BLE advertising is stopped as soon as the limit of the SD is reached, AKA the PERIPHERAL_LINK_COUNT...
Hello, I am I'm a novice at developing NRF 51822. My Development Environment sdk : 12.3 IDE: KEIL v5 SoftDevices : s130
It's being developed in this environment. Q1 .NRF...
Hi. I am struggling to build the DFU secure bootloader example for the n52 DK development kit. Using SEGGER embedded studio.
I get the following error;
cannot find .....
Hi Support Team,
We bought the nRF52 DK along with the PPK so we can measure current consumption of a DUT. It was working on the power profiler App in nRF Connect and we...
I am starting up with nRF52840, currently i have the dongle but expected to receive my DK in the next few days. This is my first BLE project, so i started reading a lot of...
We have a BLE peripheral implementation using the nRF52832 and both the S332 v2.0.0 and v7.0.1 softdevice. We are supplying the LF clock to the nRF52 from an STM32 MCO output...
Hi,
I would like to set up a couple of boards communicating over Bluetooth; I was hoping someone could provide some pointers.
I would like to connect the nRF9160DK to...
Hello, i'm trying to get usbd_msc example to work on custom, test pcb, with Microchip SST26VF064B flash chip (SDK version 16). As previously advised, i have redefined NRFX_QSPI_PIN_xxx...
Hi,
I wanted to setup a dynamic buffer but I don't have any leads on how to set it up.
Basically, i want to store a stream of data every time it is recorded and then send...
I know this has been asked a couple of times, but I haven't been able to find a straight forward answer.
I have a GPS module that spits out data via UART (no flow control...
Hello, Team.
I always thank to you.
I tried to find some information, but it is a little bit hard to find, so I upload this Q&A.
Now I'm interested in Mesh protocol...
I would like to store unit configuration information into the UICR "customer" area. This is done only once, on first startup, saving configuration received from the host....
