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
I am making some low-power wireless sensors powered by coin cells, which will sleep for long intervals between readings/transmits. I am using the micro ESB libraries...
Whenever I try to burn program to external nRF24LE1 with ISP interfacing from nRFgo Starter kit using nRF Studio, I am notified that chip on board couldn't be detected. I...
Hello,
I would like to have more info about canceling the pairing request on iPhone (thru the popup that asks if you want to pair with the device which is managed by iOS...
Hi, Nordic staff.
I'm studying about the gazell for our next product of using gazell protocol.
I'm just wondering if there is a sniffer like a BLE for gazell protocol...
I often see that I cannot 'watch' variables in the watch window, and they just show as - even when I am stepping through a function and actually working with them.
Is there...
Hello,
I want to store some values to flash. What is the best method to store data to flash?
I'm trying to get pstorage working but i have no luck, so i'm wondering...
Hi,
I'm trying to run the Template app on a beacon but am not having much luck. So far I've been able to run it on the nRF51-Dongle but it appears dead on the beacon. ...
Hello everyone, I'm severely struggling to perform a simple task. I must be missing a very simple answer and, I hope with your help that I resolve the issue.
I am trying...
Hi,all. i faced a problem:when i take my phone far away from my device,link-lost severce can work,but turn bluetooth switch off on my phone directly,my device can't alarm...
Hi,
I am trying to upload dual_bank_ble_s110 example on nrf51-dk using Keil. But it shows error:
C:\Program Files (x86)\Nordic Semiconductor\nrf5x\bin\nrfjprog.exe...
Hi, I am trying to generate PWM pulse based on sample application in GitHub. However instead of using different modes and multiple channels, I tried to simplify it to just...
Probably a silly question, but I am new to Nordic Semiconductor and can't figure this out. I am trying to make a new project based on the Template example for nrf51422_xxac_s100...
I am writing my own function to setup a notification characteristic, but it failed,
Could anyone help me check it ?
static uint8_t d[2] = {0};
static ble_gatts_char_handles_t...
