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...
what is the external 32.768khz crystal tolerance range for BLE? we have a product, it easily disconnect with another one when the distance is 5m, the PPM is -120ppm, fine...
Hi,
The project is a multi-link environment of nrf52840, The 7 peripherals has the task of send data constantly of a sensors. All is working on coded_s8.
The objective...
Hi
Which example Implement the central whitelist function?Is the whitelist of the center mainly used to connect the slave device which address is the same as the address...
Trying to activate iBasis SIM in the nrfcloud.com, getting message "User cannot be updated" with no extra information.
I'm in Dublin, Ireland.
An activation dialog keeps...
Hello.
I'm using nrf52832 (S132 v7.0.1, SDK v17.0.0) to develop peripheral roles.
I want to create a characteristic with the Read settings assigned and set the data to...
I have downloaded the nrf connect sdk 1.7.1 and want to use the newset version of nordic official sdk. However, I have tried so many times to delete and redownload the sdk...
H, I have a problem, that I can connect to my BT device without entering the PIN upon first paring. The device is based on nRF52832 and I followed peripheral_sc_only sample...
HI,
I think that the modem_info_json_string_encode function from modem info library has a problem.
The functions crashes when all modem info data options are enabled in...
Hi all,
I have two nRF52840-DK boards advertising on legacy(1M) and Coded PHY mode.
Connections on 1M PHY are working fine, however, for Coded or 2M, I am having a "Precise...
Hi,
I'm trying to run the test code in https://github.com/NordicSemiconductor/pynrfjprog:
I'm getting the following error:
Python 3.8.10
nrfjprog version: 10...
According to this blogpost https://limitedresults.com/2020/06/nrf52-debug-resurrection-approtect-bypass/ the APPROTECT feature to prevent code readout can be circumvent quite...
Hello, We have a product that will be frequently separated from the mesh and will rejoin. There's a goal of 250 devices that all need to get updates sent to them. Think something...
I am trying to get external_lib example application to compile for NRF5340pdk. I am using nRF Connect SDK v1.4.1 and picked the example provided in zepher/samples/application_development...
