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...
My design may not connect to a client for most of its operational life but will need to be in advertizing mode whenever not connected. I want to specifiy the advertizing interval...
The nRF Utility app for Android does not support the Galaxy Note 3 yet. Probably because the phone has only been released for a few days so far.
Please add support for...
Hi all,
I am a new user to the BLE technology and to the Nordic's development tools/chips.
I use the nRF51822 development kit and the nRFgo Starter kit to develop a BLE...
In my current project, I have to develop a board with 2 mcu:
nRF51822
STM32F2/F4
The nRF51822 should running S110 SoftDevice and act as a kind of »over the air«...
Hi,
i am using the adc module to read 3 channels in an app_timer handler. I configure the adc each time i get into the handler to read the desired input and read it twice...
I am developing packet exchange process for betwween nRF51822 BLE to My MCU.
I modify to use nordic demo project.
It is place C:\Keil\ARM\Device\Nordic\nrf51822\Board\pca10001...
Hi,
I created firmware to nRF51822 Development Kit but I have a problem with connection. PCA10004 board is programmed to advertising packets whole the time and measure battery...
Hi ,
We are using nordic nrf51822 custom board.
In our we are not using any external oscillator.
so here is my configuration for advertisement in ble_proximity
...
Hello,
I have posted a question regarding the HID template code for the nrf8001. I would like to say that the progress from your help has helped immensely.
Currently...
I am having an interesting issue trying to send packets. Only a very small number are being received (~1 per second even when transmitting one after another), and they are...
I want to use a UICR for device serial number. Correct me if I am wrong but it is my understanding that a UICR cannot be changed programmatically like onboard flash can. So...
I'm using the UART to talk to a GSM modem. It has hardware flow control and supports a baud rate of 115200. I'm using app_uart_fifo.c, not app_uart.c. I'm using the SoftDevice...
