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 there,
I connected my nRF5340 PDK to an external target - which was unluckily defective.
Since the external board had its own power supply, there was now either an...
Hello,
i have built my own custom service.
I have 13 characteristics ....
But in NRF Connect on an iphone, i can see 13 characteristics , but only in the first there...
Hi
Technically this is a Zephyr question, but googling the issue gave no success. Also, reading the Zephyr docs gavve me no clue.
I have a custom nrf9160 board with an...
I'm trying to capture events like accessing an invalid idx of a C++ vector
I'm using the method at , like this:
std::vector<int> my_array;
my_array.at(10000);
...
Hi,
I want to use the SAADC to measure the voltage on the VDDH pin. I am using a design based on circuit config #4 and following the SAADC example in the SDK version 15...
Hi,
I am using nRF mesh Android app version 2.1.4
I have flashed the devices with light-switch example application under nRF5 SDK for mesh V 4.0.0 on PCA10040 DK. I'm...
Hi,
I have a custom application running on a custom PCBA using the nRF52840 MCU. The Softdevice (S140, v7.0.1) is also utilised because the main application supports BLE...
Hi,
I am looking for the timing of when a connection event will happened. Radio Notification seems the right method for me since it provide an interrupt right before an...
I'm looking at the feasibility of using extended and/or periodic advertisements from an NRF52 to be received by a cell phone. I've used nRF Connect on a couple slightly older...
We have a multi protocol project THREAD and BLE. It currently uses the BLE DFU for OTA updates. We would like to add the THREAD DFU so we can use either transport mechanism...
Hi -
I have 2 questions:
1) I am looking for an example application that demonstrates acquiring acceleration data at high ODR of 5kHz from LIS3DH sensor using nRF52832...
Hi
I had got some problem with fds_record_write(). I found that I couldn't get the correct data from flash without waiting fds_evt_handler( ) that was called after calling...
Hi, I would like to test interconnection between an android phone with nRF Connect (central) and nRF52840 DK (peripherial) in long range mode. My question are:
Does it...
