Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
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I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
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I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
Hi,
I'm trying to develop buttonless DFU and followed below guidelines and got to work all the way to step6. Thank you.
https://github.com/gamnes/nRF52832-buttonless...
I want to build my own board configuration:
The default configuration of the board is as follows: ncs?v1.2.0,zephyr?boards?arm?nrf9160_pca10090
How do I generate my own...
Hello
I'm using NRF connect the app to perform read and write on nrf52840 board SDK ver of 15.0.0.
I can perform the write and read operations using nrf connect app, and...
Hi
I'm working on a custom PCB based on nRF52840 soc and SDK version 16.0
currently I'm trying to interface my MCU with an external flash of model MT25QL01GBBB
my...
Hi,
I would like to interface ICM20948 with nrf52832 and communicate over TWI or SPI. That thing I don't understand is the logic voltage of the bus. In nrf52 specifications...
Hello,
I went through the instructions in the Getting Started Assistant to setup nRF Connect SDK for Linux but I am getting the following error when trying to build a project...
Hi,
I am programming nRF52840 dev kit (SDK16) as a peripheral with S140. Smartphone is central.
data needs to be transferred between both.
I need the dev kit to consume...
Hello, I’m using nRF52840 with SDK 16 and SD 7. My purpose is to save as much power is possible using high-frequency clock (32MHz) only during periodic duties and BLE activity...
What are best practices for updating an nRF52832 via UART from an nRF52840? There seem to be at least two problems to solve:
Transmitting the 832 image via BLE to the...
Hello,
I'm measuring the idle current using a PCA10040 DK, SDK v16.
Finding that the idle current is about 3uA (which I think is correct) after any debug operation like...
Our setup is using a NRF52832 with SDK15.0.0.
While working with a time sensitive external circuit where we both sample the state of the GPIO and enable LDETECT on it...
I have just received my nRF52 development board and I have tried to program one of the pre-bjui;t examples (Blinky). The USB drive on the board appears and if I drag the hex...
Hi,
I'm using an application with FreeRTOS , nRF52833, SDK 16.
When I'm trying to get it into low power (sleep mode) the system still consumes ~4mA
In vPortSuppressTicksAndSleep...
Hi,
I am starting with PPK. Tried some measurements on ble examples and looks like i am doing something wrong. I have aproximatelly 7mA during advertising. Am I doing something...
Hi,
i have load existing program to new nRF52 module. But it shows NRF_ERROR_NO_MEM.
Same old module doesn't show this error. i also reload the soft device. But no improvement...
