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...
Is there a firmware I can download to have nRF51 Dongle working with ANTWARE II?
I plugged in nRF51 Dongle (PCA10031 V1.0.0 2014.30). I can see it in nRF Studio.
When...
Dear Sir,
I'm studying S120 and S130 soft device.
However, the document inside SDK dose not explain the detail of connection procedure.
I'm interest in the device how to...
I have one task to send image to nordic device(BLE device), But i am confuse to where to start,
Is it Possible to send image to Nordic device Using BLE?
Any guidance on...
Hi! I've never worked with bluetooth before. I am using a Blend micro arduino-based board to send to the computer some different values (for instance an array of 10 float...
Hi,
I have a question related to GATT Services in BLE, so not strictly a nrf51 question although it's related to one of the examples. The example for the (Human) Thermometer...
I have a BLE wearable (Pebble watch) that I wish to detect using the nrf51822 evaluation kit. I can use the Control Panel to see the pebble. I would like to be able to us...
When I put the ESB lib into my BLE Soft Device the MDK tell me that it have some error in it.
What's wrong in my project? if I need ESB+BLE what should I do?(NRF51822+SDK6...
So I installed the Master Control panel software, plugged in the PCA10000, whereupon I was advised to update the firmware in the PCA10000. The firmware update apparently failed...
Hi,
I am trying to get the s130 example to work on my PCA10028 board nRF51.
First I had to change the starting adresse from 0x1C000 to 0x1D000.
I guess that this is due...
There are only the last version nRF51822 Product Specification V3.1 on the web. However, I need a V2.0 PS. So, where can I download the nRF51822 PS V2.0?
Hi,
I wrote a very simple program which compare the analog reference input 0 (P0.00) with AIN0 (P0.26) and generate an interrupt on cross using Low Power comparator on...
Could you update the ble-app-lbs example for SDK 7.1.0?
github.com/.../nrf51-ble-app-lbs
I haven’t been able to get it work.
Since the led_char_add() uses these setters...
Is there a limit to the number of characteristics per (custom) service?
After some testing, it looks like 20 is the maximum (21 causes the device to stop functioning) ...
