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...
I'm using the nrf51822 with the IoT softdevice and SDK as an IPv6/6LoWPAN peripheral and Linux with a BLE dongle in the central role. Basically, I have everything working...
I'm trying to write 7 bytes (0x01 02 03 04 05 06 07) to my nrf51 Dongle with my own custom service running based on the Battery Service.
The problem is that I can only...
Why does it say that the nRF51822 has 1Mb/s and 2Mb/s data rates if it doesn't?
Quote from devzone: "6 * 20 B* 1/0.0075 s = 16 kB/s = 128 kbps".
And its only for S110...
Hi there
I am having problems with uart app on SDK V7.2
I have dowloaded Keil and all of the other demo's seem to be working but this one is not.
It will not connect...
Hi. i have a little problem.
For start, i want to use the referance Layout found here link text with the hardware description file of PCA10004.
So there is a simple method...
Previously, I used to load and debug my programs.
after a few months,
Today when I setup the environment again, now I can only compile and generate hex files from Keil....
Hi,
Now I am try to use sd_flash_page_erase() to erase a flash page.
Before I call it, I already stop all interrupt but I always get a error message "NRF_ERROR_NO_MEM...
Hello,
I am working with nRF51822 development kit (s130 softdevice). I want to use one software interrupt for my custom application. Is there any software interrupt available...
During my development with ANT protocol, I found that if you have a bunch of units all have one master channel. Channels will actually bump into other channels easily and...
Hi,
I'm trying to get the SPI Slave example working on my nRF51822 PCA100001 development kit.
SPI1_TWI1_IRQHandler never gets called even though the ACQUIRED and...
Looking into the schematics, I could not find any uart or spi signals on the connectors. I am good in soldering, but I would not dare connecting wires to the nrf51422... ...
Hallo everyone!
I need very low consumption when BLE working. according to S110 SDS, BLE power profile section, when BLE in idle-connect, there is Ion+Irtc+Ix32k, same...
