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...
My application uses SDK 11 and s130 on an nRF51822. In certain cases I want to delete all my bonds and go into sys off.
I presume that when I call pm_peers_delete() , that...
I am not clear on what is failing to open here. Anybody have any tips.
(This is on windows)
C:\projects\CB\app>nrfutil dfu ble -f -pkg _build/careband.zip -n test
Please...
Hi Nordic,
I am trying now to create a star network, in which the central node is master of different slave channels. The idea is to configure and open different independent...
Hello,
I'm using the ble_app_uart_c as an example for a Central application. After writing to a characteristic in a peripheral I expect a notification back from that node...
I have a main loop in my application like this:
while (true)
{
// Other calls left out here.
app_sched_execute();
err_code = sd_app_evt_wait();
APP_ERROR_CHECK...
Hello,
I am new to the nordic's controller. We are planning to evaluate the nRF51/52 for our IOT application need.
I am more interested to know the possibility to have...
Hi,
I'm using the button event handler code on the SDK. It fires once when pressed down, and once again when i release the button. How do i make it only fire once per push...
I have two nrf51822AC mcu chips that are integrated on custom boards, and I need to communicate between those two chips (one set as a transmitter and the other as the receiver...
Hi,
I own company that builds a PIC 8-bit devices, and can code at a low bit level in the PIC environment.
I picked up the NRF52 Dev board, and am trying to learn the...
My peripheral device connects with central one very rarely. I decided that I don't want peripheral to negotiate connection parameters with central, just use settings imposed...
I'm developing custom board of nrF51822 CEAA (256k, 16k)
I set my bootloader ROM, RAM just like below
as I understand,
Firmware size should not larger than...
hi,
i just ask about nrf52832.
im using it with keil compiler and trying to divide the memory section (it that will be update and not)
but i have hard time to do with keil...
I'd like to log some debug stuff to a mobile app over BLE, when in a connection, using the NRF_LOG library and the Nordic UART service. I have this working just fine without...
I'm trying to write to specific address on flash memory (data region) for debug purpose using
nrfjprog.exe --memwr 0x3B820 --val 0xAA000000 --verify
but when I read...
