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...
Hi,
I'm developing a FW with a lot of services and characteristics. Since I added the ANCS service, I have the "NRF_ERROR_NO_MEM".
Configuration : NRF51822_XXAC / S130...
hello everyone,
i use nrf51822-QFAA(256kb flash,16kb ram).i want to use sdk12.3.
at first i can't build the project,after i install some tools, i can build it ok.
...
i am using nRF5_SDK_13.0.0-1.alpha_055eef3 s132_nrf52_5.0.0-1.alpha_softdevice and used examples\dfu\bootloader_secure\pca10040\ for secure DFu OTA .everytime i try i get...
What's the current consumption for a Timer on the nRF52832 when it's used in Counter mode? Do Timers require the 16MHz or 1MHz clock when configured for counter mode?
Hi Vidar,
I am planning to start devlopment on the nRF52 and I would like to use GCC ARM with Eclipse. After having read your post "Development with GCC and Eclipse" and...
Okay so the issue is a little more complicated than this.
Phones used for testing were htc m8 (android 6.0) and lg g5 (android 7.0).
Ble chip running on a linux OS using...
Hello, I'm using this code(observer):
github.com/.../nRF51-multi-role-conn-observer-advertiser
SDK9.0.0
I try to add DFU function, now can enter dfu mode and iPhone6...
Hi Nordic Team,
Can you please share any information regarding Indoor Location Tracking feature/application that nRF52840 can support? does this have AoA/AoD? and can this...
I want to establish BLE connection and have a central device receive data from a peripheral device. I am using the Heart Rate Collector as an example and notice the main file...
Dear All :
Is it possible to creat a pwm with 1sec period?
Since the lowest frequency of the base clock is 125kHz，the top count of the pwm with 1sec period will be 125000...
Hi.
I havent found answer for - in my opinion - common question - how to temporarily change name of ble device on button press. As long as button isnt pressed - advertise...
Hi, I'd like to know if there is a way to subtract two different square waves that are coming from two different input pins and then measure the pulse width (or the frequency...
I have been using Power Profiler Kit nRF6707 for awhile without problem. If I made a mistake by downloading firmware when the PPK is attached to nRF52 DK, the software on...
