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...
I'm working on the nrf5340 with a modified sample found here ( main.c of the base sample here ) and nrf connect sdk 1.7.1
I see that adc_sequence_options .interval_us can...
I need to calculate the power consumption of a device. For this I purchased PPK2.
I use nRF52-DK for tests (there is the same microcontroller as we need).
The accelerometer...
Hi,
I am trying to utilise the available thread examples to build comms from CoAP server to external website through Border Router.
I have configured Border Router as...
Hi There,
I am presently running a BLE peripheral example on a custom board with SD Card data logging functionality, The SD Card library has worked fine until now , Since...
How to print a float value in segger embedded studio?
I am using nrf5_sdk17.1.0 version
I have used the below statement but it is outputting 0 only always.
NRF_LOG_INFO...
Hi,
I am using nrf52832 for a battery powered PIR sensor. I want the device to be awake only when in it detects motion. Can anyone guide me to use the lpn example in the...
I am using nRF52840 SoC for NCP/RCP application at the border router side, and nRF_Connect_SDK_v1.9.1 for NCP/RCP application development. My border router is my custom gateway...
Hey!
I want to try my SIM but I can't start the modem. Each command related to the modem that I execute gives me this error. I tried different firmware, but I can't upload...
I am looking for a BLE module to develop a product which will be used to track location and speed, with at least 2Hz frequency.
Requirements:
- Precision (location must...
Hello,
I would like to use the nRF5340 DK external debug port to program Thingy:91 as shown in Thingy:91's Getting started guide.
I believe that it is possible to use...
Hi
I want to use Sqrt() function from math.h but in my application it triggers some errors. Kindly guide me on how to properly include the math.h library into my application...
Dear Mr, Mrs
I was wondering how many flash size is left to the application firmware for a nrf52810 using both central & peripheral.
As far as I undestood, I need a s132...
Hi! I'm working on this particular project and the next step that I need to solve is connected to find a way to put in the same application the code of the GNSS example and...
