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...
After nightmares with Eclipse I managed to setup Segger within 5 minutes and flash, using the guide from here .
That guide show a lot of very specific stuff you have to...
I have the following ADC code: bitbucket.org/.../eakpq
I have been trying for the past few days to get this code to just perform a single ADC scan, on five channels, once...
Hi,
I use ble_ant_app_hrm example on 41822.
I set advertising time is 10 secs then I will get a timeout event from stack. When I get this timeout event, I will put the...
Hi
I am trying to use DFU feature using nRF5_SDK_14.2.0_17b948a. I used given preexisted example hex files for bootloader and app and successfully able to use DFU feature...
Develop environment:
BLE: nrf8001(non-connectable mode)
MCU: MSP430F5529
Problem:
I would like to use MCU's timer interrupt to wake up nrf8001 for broadcasting....
I perform some time critical task in my application and sometimes this task fails. Before executing the task I make sure that my device in not in BLE connection and ADV is...
Hi,
I'm looking for an example of how NRFX_UARTE works.
I would like to set up a serial port with EasyDMA to send and receive a thirty bytes.
Thanks in advance for your...
Hello, I am developing ble scanner in which I want to print data of adv reports over uart. Printing is executed in main and in on_ble_evt function I add items to circular...
Hi Expert,
I saw Nordic infocenter said that " HID Keyboard Application is not power optimized! "
I am going to optimize the power consumption,but I don't know how to...
Hello. I am able to send simple text using nRF Connect app to the nrf52832 and write received data to the SD card. So I want to send file (mp3, txt, jpg etc) and write this...
So I've been searching around for an answer to this on these forums and I can't really find what I'm looking for.
I'm using a RedBear BLE Nano v2 to act as an intermediate...
Hello everyone,
I am developing a PCB based on the NRF52 chip, and I need help for the programming interface.
After reading a few threads in the forum, we decided to...
Hi,
I'm using following code, but app_button event is not invoked. I have also enabled the app_timer, app_button and gpiote in the sdk_config.h file. I'm using nrf52832...
hi
we want to receive wireless certification of products that include the nRF24L01P.
We purchased the nRF24L01P-EK and we want to use this to set the wireless certification...
