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 figure out how to properly use GPIO pins, but so far I did not find a document explaining how to use GPIO with nrf included functions.
I found bits and...
I am using nRF51 (PCA10028) DK and nRF51 SDK v9.0.0 for Development. I want to merge all three DFU(BLE + SERIAL + ANT). i have merge BLE and SERIAL DFU code. For this i have...
Hi,
I merged 3 hex files(softdevice.hex, bootloader.hex, application.hex)
I uploaded this hex file to nrf52382 DK.
After uploading hex file to DK, although there...
Hai
i have the following queries about pairing / bonding in nrf51822.
can i retrieve the bonding information from flash memory. if so how can i do that..?
if a...
Hi
Last year I got a nRF52 devboard and I modified the ble uart peripheral example to flash a led depending on what it recieves from nRF uart app.
It all worked fine(after...
Hi,
I'm trying to use the SPI example from the SDK 11 to comunicate with a MPU accelerometer.
The first time it works well, but then the clock send only 8 peak, so the...
FIrst timer with the nordic.. so i could use some help.
i've tried my code on the eval kit and it worked fine. On my custom board (has external 16MHz crystal www.digikey...
I've come across a couple of products that shows up as both classic and BLE. But when connecting to these products via nRF Connect or inspecting the traffic, I can't seem...
From reading the reference manual, product specification as well as searching the developer zone: here and here . Is it correct that the AVDD pin supply's ONLY the radio....
I have a strange problem with the secure bootloader.
After a succsessful DFU update of firmware, the firmware starts, but resets after a short while (about a second). ...
Hi,
While I'm Flashing LED Blinking Example in nRF51822 Ek using Keil uVision 5 along with SDK v12.2.0 , Program is uploaded but LED is Continuously glowing without blinking...
Hi
I have been trying to make a dual bank serial dfu bootloader with security features for nrf51822 (board 10028), but seems the UART/HCI dfu support is missing in SDK...
Hi,
I am having some trouble getting my design into low power.
I have a BLE central application using an nRF51822. I am using the power on sleep mode by calling sd_app_evt_wait...
