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...
Using Segger with PCA10056 as a debugger connected to a pcb with a NRF52840 on it. Been working fine and I tried building open bootloader and programmed it. I see the device...
Hello,
I am a newby to the nRF5340 and Zephyr and I am stuck. I would like to know how to map physical pins to a particular UARTE.
I have read in the user manual OPS_v0...
Hello,
Currently developing a system based around the NRF9160 running Zephyr. My application is threaded and i would like to run the thread_analyzer. I got this working...
Hello,
I want to hide the BLE(RF signals) completely soon after updating the configuration in my application and whenever I need to update the config I should be able to...
Hi, I'm reading an ADC channel connected to large capacitors. I do the read when charging is off so no ripple. The caps are large (super-caps) so hold well enough to show...
Hey. If the device is repeatedly flashed without turning off its power (it does not matter if I program it through SES or nRFgo), it may start to malfunction or slow down...
Hello
I would like to use three PWM to output multiple sounds with one buzzer.
First of all, I am testing using two PWM. There is no problem using only one PWM, but there...
Hi, I'm currently using TAIYO YUDEN's EYSLCNZWW (nRF52810) and We are developing a device like a pulse oximeter.
I would like to change SAADC_SAMPLE_RATE from 400ms to 100ms...
Hi, after using the nRF SDK examples with SES for some time now, I decided to go with a project from scratch but for some strange reason the directory where I keep the nRF...
Hi everyone,
I am using the custom nRF52840 module provided by Raytac. I integrated into my evaluation board and I flash it using SWD and JLink debugger. My problem is that...
I have DFU code base working. It consists of a thin layer of our code, and majority is from Bootloader component from SDK v17.
I started with DFU OTA, and then incorporated...
Hello,
I am trying to reproduce the Mesh Light Switch demo at home now, with my own dev equipment and have hit some problems I did not expect -
Problem:
nRF52840 Dongle...
I have developed an app for the nrf51822, using the nrf51-dk with SDK12.3, together with DFU functionality.
After having solved many issues to get to this point with the...
