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...
Hi
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...
Hello,
I need a PMIC for a lithium polymer rechargeable battery solution.
The nPM1100 from Nordic is interesting, but I see there is a cap on the output current available...
I cannot get the blinky example to work with my NRF52 development kit. I used the example in the pca10040/blank/ses folder and it worked fine. I then modified the code per...
Hi,
I'm evaluating a NRF52833 DK running the peripheral-uart example.
My Galaxy 10E can pair with the DK and the nRF connect Android app on the phone can find it and connect...
Trying to diagnose an issue, and looking for documentation on the memory mappings for the nrf52833 using S140 v7.2.0 - something like infocenter.nordicsemi.com/index.jsp ...
Hi,
We have a custom PCB with external crystal for HFCLK. Can you tell whether the external crystal is used by default for HFCLK or it has to be selected in the HFCLKSTAT...
I am using timer 3 as a counter for my capacitor discharge time. Currently, the value of is always problematic because it shows with too many deviation values sometimes...
Hello,
Is there any user manual to the nRF Connect for Android? I guess it is quite simple tool, but I am complete beginner in the BLE and would appreciate some description...
Hello All,
Currently we have a nRF52832 firmware .hex file for mass production.
And we use "nrf connect - programmer" to firmware programming without any problem.
...
Hi!
I'm updating to SDK v1.7.1 and I am looking at the changes in LwM2M Carrier Library v0.20.1. I was previously using LwM2M Carrier LIbrary v0.10.2
The big change is...
Hello,
I'm trying to install circuitpython onto an nrf52833 dk board, and am running into a fair amount of trouble.
Wondering if anyone can provide a guide on the explicit...
Hello,
I am trying to port the 51822 project to 52833. I am testing the port to 52832 temporarily.
The 51822 project is a commercial product.
SDK – 17.1.0 SD-S132, PCA10040...
Hi ,
I check the datatsheet "nRF21540_PS_v1.0.pdf" but I confuse on page 22 "TX_Gain initialized with POUTA_PROD (20 dBm +/- 0.5 dB)".
Which one is correct??
1: Tx gain...
I’m trying to use the Power Profiler app v3.2.0 under nRFConnect for Desktop v3.9.1 with a PPK 1 attached to an nRF52 DK board (containing the 52832 processor), but am having...
