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'm having problem using SPIS on nrf9160. The data/clock from master looks clean on scope, but 91 is not receiving the data. Interestingly, when I connect a debugger...
Dear,
We would like to have a setup where we want to measure the current consumption of a battery-powered device with an NRF-52840 chip:
The battery is a Li-Ion one...
Hello together,
I am try to get the asset_trecker_v2 to work on my thingy 91. When reading the debug log in LTE Link Monitor I see the warning:
So I downloaded the latest...
Hello, the chip I use is nrf52810 QCAA, when I use j-flash lite to earse the whole chip, it success, then I program the flash_s112_nrf52_7.2.0_softdevice into the chip by...
I am trying to merge the following projects:
SDK versions: 17.0.2 and 5.0
I have taken the contents of the mesh example sensor/server and merged it into the ble_blinky_example...
I created .c file, and add a few TWI functions to it. However, when I run the code in segger, all functions in the .c file shows a "multiple definitions of xxxx" error (see...
Hi!
I am working on an AoA project and I am using nRF Connect SDK. For the transmitter part I saw that sample application is already written and for receiving part it is...
Hi,
Our entire board is running around a nRF52832. Recently it has been difficult to find some of these SOC. Is it safe to replace it with the nRF52811 without changing...
Hi,
I am trying to compile ble_advertising.c file for a specific application based on nrf52840 and I am getting the following error:
nRF5_SDK_15.3.0_59ac345/components...
I am working with an nRF52840 on a custom board. Our device has a number of sensor attached in various ways including spim, twim, uart. I've used the ble_app_blinky as a starting...
Hi Dev Team,
I am enhancing my Thingy91 application using the mqtt_simple sample and NCS v1.5.0. I am basically connecting to the MQTT broker, sending data and then disconnecting...
I am using nrf52840 as PTX and nrf24l01+ as PRX. The application I am working on requires me to send 30 bytes from PTX to PRX at a 2 kHz packet rate. If both devices are near...
I am trying to make ble communication work with I2C but i cant make it work i dont understand what is the issue the code is being build but it does not advertise can someone...
I'm building a firmware for nRF52 which is using app timer v2 with RTC1. After a while, app_timer starts running many times faster than normal, and I'm not sure why. Nothing...
