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...
Hi
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 recently ordered two NRF52840-PDK and a Segger J-Link Base to program/debug the boards.
Then I just read that the development kit have a J-Link OB included, or I could...
Hi.
I wonder that how to setting continuous modulated output mode for nRF24L01P.
I see Appendix C - Constant carrier wave output for testing in datasheet.
But there is...
I see in the SDK 13.0.0 release notes that the NFC type 4 library was updated to "production ready", but I couldn't find a summary of the changes made to the NFC Type 4 library...
So... As I understand it, micro-ECC is a free library that lets you create an ECC private key for signing the SecureDFU that Nordic is using.
The nrf52840 has Cryptocell...
I've put on the stock dfu/bootloader_secure on the nrf52 DK.
I've then create a distribution ZIP and upload a blinky app to the DK. That worked fine.
Then I compiled...
Hi,
I have problem with DFU for 51822xxAB witch has 128kB flash.
I use dual bank bootloader for nrf51422xxAC witch has 256kB flash memory within nrf51822xxAB.
Ofcourse...
I know this might be a dumb question to you all, I am first time doing this sort of work
How to connect Jlink to NRF52? I need to flash a custom built BLE board with new...
I'm running on a nrf51822 chip, using Keil and a JLink Segger programmer. I'm running on SDK 12.2.0 and I believe I was correct in choosing pca 10028 s130 but I'm not 100...
I followed the instruction and installed the latest version of nRFgo 64bit v1.21.2. After installation, I can not find ble-sniffer___SNIFFER.zip at all.
Where can I find...
Hello,
I was able to get SEGGER_RTT_WriteString() to work correctly, however SEGGER_RTT_printf keeps giving me this issue when compiling:
._build\nrf52832_xxaa.axf:...
I am programming a beacon, first I had some problems using sd_ble_gap_adv_start() so I changed to ble_advertising_start() .
Now I have a problem when compiling:
_build...
I'm trying to use the PPK with an nRF51 dev board, and I'm getting this output whenever I try to start the PPK Software:
Checking installed packages
pyside: 1.2.4
pyqtgraph...
I tested a 23byte data transition in iPhone 5s with Softdevice 3.1.0, sdk12.2 .
it is ok. I know that iphone 5s is ble 4.0.
So I thought it would be possible on Android...
How do I set TIMER2 to interrupt every 1 ms?
Sounds like a very basic question, but I haven't succeed. For TIMER1 I can get it working, but for TIMER2 the highest frequecy...
