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 all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
Hi, do you guys have any recommended parts for transmitting audio through Bluetooth? I would also like something that is compatible with iOS and Android if possible. Thanks...
Hello,
I know that similar questions have been asked before, but I am trying to schedule a number of 2 or 3 different advertising messages that I want to broadcast one...
I have a Jayconsystems breakout board for the nrf8002 bluetooth chip. Nothing is connected to the breakout board and the chip is unprogrammed. My current meter reads 6.0 mA...
Hello,
I want to make my Arduino coupled with the nrf8001 advertising a simple data (an integer). There should also be a possibility for dynamically changing the advertising...
Hello,
I was trying to compile a BLE proximity project with Keil nRF52 SDK, but got error such as struct "" has no field. I can command out all these error and compile...
Hi,
in order to find out how Android nRFToolbox App works, I downloaded Source Code on:
https://github.com/NordicSemiconductor/Android-nRF-Toolbox/releases
I unzipped...
Hi,
I am using nrf_gpio_port_read to read port 1 (pins 8-15), and I want to know how long it takes to read the port, ie. how many instructions. I am doing this in an interrupt...
I have a need to maintain current state of my device along with other parameters, including temperature and hours used. If I update my pstorage page frequently, like once...
Hello,
I'm working on S110 peripherial <-> S120 central project using GATT. I have succesfully implemented S110-based peripherial device with some custom characteristics...
Hey All,
I am trying to create a simple data transfer system using a DFRobot Bluno (CC2540 chip) as the central device, and a Redbear Labs Blend (nRF8001 chip) as the peripheral...
Hello all,
In many thread I can read that it is not recommended to use the internal DC-DC converter to supply the nRF51822.
Can you tell me why it is better to use an...
Greetings all -
We have an nrf51-dongle for development and testing purposes, and are unable to connect to the device over USB with any of the Segger or Nordic tools. I...
