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...
Title says it all. My nordicsemi.com id/pw is not working here. (But it isn't working there either. I'm getting the following error, which I presume is some breakage in the...
I have a customer that wants to be able to have a single nRF51822 sends sensor information to two iphones at the same time. Is this possible? Can you pair a peripheral to...
Hello,
I have a question....
I have real ECG device and I almost got PCA10001 development board. Studying about PCA10001 I noticed that this board has ADC. I downloaded...
Hi,
It is not transparent to me, how can I determine this value? Is it a best practices value?
I want to implement Tx Power profile but I don't know where to get this...
Dear Nordic support team,
What is the maximum number of timers that I can create (and use) using the app_timer lib?
err_code = app_timer_create(&m_timer_m_1_0,
APP_TIMER_MODE_REPEATED...
I've recently started sharing development activities with another developer. I created a GIT from the folder: C:\Keil\ARM\Device\Nordic\nrf51822\Board\pca10001\ble\myProjectFolder...
I'm leveraging off the heart rate sensor example to create my own VS service. I've successfully registered a 128-bit UUID with the Soft Device which is enumerated along with...
Hi,
i get the example for using PWM to run and modfied it to use it in my application. My Prolem is that i only have one PWM Output toggle Pin. How can i build a second...
Hi,
I'm using the MCP to send a long to a nrf6310 board loaded with SD v6. The board hangs when I send a long though, is this due to the MCP not being set up to send longs...
Hello,
I have the nRF51822 Evaluation Kit. I have run the basic code examples like 'Blinky' and the BlueTooth HRS (Heart Rate) application, successfully.
Now I would like...
Hi,
Is it possible to give a function address to the "Task End-Point" of a PPI channel?
Like :
err_code = sd_ppi_channel_assign(PPI_CHAN0_TO_TOGGLE_LED,
&(NRF_TIMER1...
I am designing a device that needs to operate both as a Peripheral (such as a Heart Rate sensor) and also as a Central so it can optionally connect and gather data from other...
