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...
I've got several problems but they are all linked more or less with the power profiler.
All devices I have are nRF52840 dk. The code is written with Zephyr but I doubt it...
Hi Everyone We are using nrf52840 for our custom PCB along with QSPI memory. We are using W25Q128FV as our qspi memory chip.
This function mentioned below is used to initlaize...
Hi,
I want to read and write the data from IS25LP064A NOR flash with QSPI. I am using the QSPI example from SDK v16. Please let me know how to get started with QSPI in order...
Hi,
I am wanting some information about any guarantees on the ordering of queued notifications and indications. According to https://devzone.nordicsemi.com/f/nordic-q-a...
SoC nrf52840, nrf connect SDK v1.4.2
we have a board with 3 sensors connected with independent SPI interfaces. after porting the code to ncs v1.4.2 from v1.2.0 the SPI communication...
Hi ...
I am getting the occasional error NRFX_TWI_EVT_BUS_ERROR being reported from the twi_irq_handler()
You can see in the following code snippet from this function...
I am using SDK17, nRF52840 based custom board and SoftDevice 7.2.0 with SES.
I want to use SDK's secure bootloader (pca10056_s140_ble) with my own keys.
To enter to...
Hi,
I have used a Custom board using nrf52832. It follows some procedures. After that, it needs to get into sleep mode for a time which was sent from the app
I use the SEGGER Embedded Studio for ARM IDE to build a clean build directory. From the IDE I can build the project and it completes successfully.
So I then take the same...
We have a product that uses a module containing NR52832 and also both 32kHz and 32MHz crystals. This has been operating correctly and is in full scale production.
On our...
Hi,
I'm having some difficulty debugging an issue with the mqtt library on the nrf9160dk.
I have written my own Cmqtt library class that wraps the Zephyr mqtt library...
Dear ,
On Windows 10 Bluetooth add a device,
Why SDK_17_0_2 Example does Bluetooth be disconnect immediately after pairing
(Use about \nRF5_SDK_17_0_2\examples\ble_peripheral...
When I open the Light Bulb project in Segger Embedded Studio I see a bewildering list of project items. I pick the first project, 'zephyr/merged.hex' and right click to set...
SDK: 4.1.0
CHIP: 52840
Hi, I have developed sleepy zed. It lost the connection with the network after joining in 1~3 days.
It assumes that the zed couldn't get the...
