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...
In SDK 1.9.0 i saw that QSPI deep power down was implemented and i can confirm that that works using the below code. The issue I see is that if the device is in deep power...
Hi,
Is there any sample/example that comes with SDK that shows how to add extended data in BLE advertisement (using Zephyr)?
I have tried adding some additional bytes...
We have 3 nRF52840 to establish a net. one for master device, One for Master device, One for HUB(Msater-Slave) device, and One for Slave device. The data flow is Slave device...
Hi,
Following the update of my mac (M1) in Monterey, i can no longer flash programs on my board (everything worked under Big Sur).
I got the error JLinkARM DLL load...
Hello,
I am currently trying to add a FEM (nRF21540) to an already existing BLE project that is using nRF5 SDK. For that purpose I ordered the nRF21540 DK that is using...
Hello, I developed for my customer, a ZigBee coordinator in last 2019, using nRF5 SDK for Thread and Zigbee v3.2.0. Now my customer ask me if it possible to have the LQI value...
Hi,
My goal is to use a timer to trigger SPI transactions and the spi_event_handler() to trigger bluetooth transfers. In order to make it as fast as possible, I would...
Hello, we're trying to make products using BLE with nRF52840(central) and nRF52833(peripheral).
We did make custom boards and also made a program that once paired(bonded...
Hi all,
I'm working with a pressure sensor (LPS22HBTR) and the nRF52-DK and I have some issues when sending data through BLE (nRF52832). When I run the program without...
I have recently upgraded from NCS 1.5.0 to 1.8.0 and noticed that the native TLS stack (vanilla mbedtls) was no longer being used for TLS based sessions.
My use case requires...
Hi,
I found the online power profiler for BLE ( Online Power Profiler for Bluetooth LE - opp - Online Power Profiler - Nordic DevZone (nordicsemi.com) ), it helped me to...
I was working with VS code just fine and then upon booting it up today suddenly nothing will build anymore including sample projects. the only thing that i could tell that...
hello Nordic
i am working with nrf52840, with zephyr 2.6.9, ncs 1.7.1
i want to have an interrupt on a pin toggle and have a callback for up and one for down
i configure...
