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,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Here's is my device profile:
Running on SDK 15.2.0
FreeRTOS
Custom board, based on NRF52840
Powered by a 3.5Ah battery
Using CLI utility
Using the following...
Hello, we are developing a BLE application using SDK 5.2 and softdevice 6.2.1 (we are aware this is old, but we still have to support it).
We actually use Keil IDE 5.10...
Hello. I'm reviving an old project (nrf51 and 12.3.0 SKD with sd130 2.0.1). Unfortunately bootloader is not working properly. It worked just fine at the beginning of the year...
Hello:
GPS and LTE can't work at the sametime currenty with 1.0.0 modem firmware.
You know that EMC test need GPS and LTE work at the same time.
Will GPS and LTE work...
Hello, I would like to utilize UART and NUS to both send and receive data using the ble_app_uart example as a starting point. I have tried connecting to the nRF52 DK with...
Dear All,
I am using UART read write operation along with the system off mode. So, usually nRF9160 chip goes to sleep and wakes up when it receives something on UART and...
Hello Nordic support team,
I'm working with NRF52832 development Kit. I want to transfer our firmware application (OTA-DFU) from nordic central device to nordic peripheral...
Hi, I am trying to get RSSI values using BLE module on nRF52840(pca20035). But I could not see possible way to get the RSSI values on Nordic Thingy91(nRF9160) Please map me...
hi all
i want porting qpc with softdevice. it need set SCB_SYSPRI exception priorities with PRIMASK bit or the BASEPRI register for critical section
can anyone give me...
Hello,
I would like to update an nrf52840 with DFU (usb-serial). On windows I can use nrfutil. But how to proceed if I want to do that from another microcontroller?
Is...
Hi,
I am working with nrf52840 DK and sending real time sensor data to nrf toolbox using ble_uart. I would like to store adc output in flash and then send it over ble uart...
Hi Devzone
I tried to use saadc with 4channels. when I use this without fpu_fft, It prints correct value well.
But, when I insert the fpu_fft and run it, after a while...
Hello
I have a question about SIG certification. As far as I know, to get SIG certified, I need to download the DTM firmware to the board and pass it to the certification...
OS in development environment ：Windows7 HARD :(Taiyo Yuden)EBSHSN Series Evaluation Board : Central / Peripherals CPU :(Nordic) nRF52832 / ARMR Cortex-M4F 32 bit processor...
Dear Community;
I am trying to make an HTTP GET request based on this code . It works fine but I need to adapt that to fit it in my code. I need to pass some arguments...
