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...
Hello All,
we want to calculate the total power consumption when the controller is put on SYSTEM ON low power mode. Do you have any information on the way to do this? ...
My Central is willing to perform a bond ( pairing with bond ) to a Peripheral.
As an example and according to
Message Sequence Chart > Central Security Procedures >...
I have some copy jlink, they can used in keil and JFlash.exe, but can not use in nRFgoStudio.exe, is it right? nRFgoStudio can not support copy jlink edition?
Hi,
i have a wierd behavior on my board.
On my nrf52832 custom board i have sdk14.1 with DEBUG flag and NRF_LOG enabled.
Usualy when my board crash i got into some kind...
Hi.
I have RF communication between nRF24L01 + and nRF24LU1 +.
Incorrect data is transmitted occasionally during communication.
So, I want to use CRC, but when CRC...
I want to get 32000 bytes per second with NRF24LU1+ ,as my audio sampling rate is 16K and sampling bits is 16.But actually I have lost one packet or more per 10ms. data loss...
Hi Everyone,
Is it possible to programmatically assign a static mesh-local EID IPv6 address to a node in a network? I would like to communicate to individual nodes in the...
I am using the nRF52832 Soc, and have a requirement of using a timer with a large timeout value, hence I want to use the watchdog timer.But as I get TIMEOUT interrupt the...
Hello!
I need sensitive gpio.
I want that is gpio rising in 20[nsec].
However, the test results using the function below show that the gpio rise time is 200 nsec...
Hi,
I am new to the BLE environment. I am trying to connect my smart phone with nRF52832 development kit over BLE. Here, my smart phone should be able to send some user...
I am looking to extend the RTC beyond 24 bits using the Overflow interrupt.
The code in the rtc handler would look like:
static void rtc_handler(nrf_drv_rtc_int_type_t...
I have been trying to install the new version of everything Nordic 52.
That starts with the MDK 5.18.
To make sure I don't have an update problem I do a clean install...
Hi,
I want to know about mathematical formula to find / estimate the battery life of Bluetooth beacon containing NRF8240. If chip is transmitting at +8 dBm and have 1000...
Hi,
I add the NUS in the ble_app_hids_mouse example which the sdk version is 14.0.
There are four services in the project: dis, bas, hids and nus.
When I connceted the...
