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, this is my first question here. I am using softdevice S120 v2.1 for connecting and discovering a custom service with 9 custom characteristics. I was trying to read all...
Master Control Panel occasionally works for me, but at other times it will never launch. I click on the app, something seems to happen but the window never appears. I tried...
Hi,
I'm looking for an easy way to send raw data measured by NRF51822 (as single bytes) to a host computer, without using Nordic dongle.
The example project ble_app_uart...
Hello!
I have a problem with getting a value (uint8_t) from a characteristics.
I am using 2 nrf51422 boards, where one is a central and the other is a peripheral. I...
I am running a GATT server with multiple proprietary characteristics. I need to perform an action when some of these characteristics are read. They are read-only characteristics...
I'm using an nRF52832 (QFAAB0) on a custom PCB, nRF5 SDK, S132 v2.0.
I'm occasionally encountering spontaneous resets and want to tract down the source. I found the RESETREAS...
On fds_init() I am getting back an "Invalid Data" error code and I'm not sure why.
This is on pca10040, SDK11 and S132 v 2.0
I lifted the example mentioned here -> devzone...
Hi all,
I am using mbed for developing on nRF51-DK. The code has an initialization of a character array as follows:
char tmpbuff[80];
The code compiles and when loaded...
Hello!
I think I might be having some trouble writing to the UICR register, and I've therefore read the UICR register using the nrfjrpog -NRF52 --readuicr command. Im interessted...
Hi, i used this script to change my MAC adress but i checked with MCP , the MAC @ is the same.
More then that, the error code returned is really not logic in fact i got error...
Hello,
I bought a BLE nano and MK20 set with nRF51822 from RedBearLab. Love Nordic complete bluetooth solutions.
In general I am pretty new to Bluetooth development...
Hi there,
I'm currently building a custom app for detecting eddystone/ble peripherals in both iOS and Android, and am using the same hardware to test. On Android, I'm getting...
Hi,
we use nRF8001 in a custom hardware/software project. The device is battery powered and should
use minimum current (in the range of <20µA). When we set the advertising...
Hi all,
I use nRF51822 module and my environment is Eclipse + GCC + SDK 10.0. I refer to the example in path <SDK_PATH>/examples/ble_peripheral/ble_app_template, then make...
Hi,
I've read the BT specs covering addressing several times and still don't really understand how private addresses work in real life.
Lets say my peripheral starts...
