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'd like to have a short email dialogue with someone familiar with Arduino programming. Probably not a suitable forum topic; would someone be willing to email me? or.. message...
This is my first time working on Nordic-made IC.
My previous experience is on PIC which has its own compiler (relatively cheap at 200$). I'm shifting to nRF51822 development...
I am using soft device S110 ver 6.0.0 with nrf51822. SDK version is 5.1.0. Reading the source of SDK, I see that it must be possible to create multiple hid services. I am...
Hello,
after programming the nrf51822 the SWDIO/nRESET pin is in "debug mode", to resume the normal mode the SWDCLK and SWDIO/nRESET line shuold low for a minimum of 100...
I get a nRF51422 Development Kit. Followd the nRF51422 Development Kit User Guide v2.0. When I connect the nRFgo Studio, it shows wrong Module. It shows nRF51822.
Could this...
Hi,
I am looking into possible use of bluetooth in the subsea business, but i need to get som questions answered. I hope some of you can help.
Can a bluetooth device...
If I've missed some documentation on the use of Nordic Semiconductor's nRF8001/nRF24L01+ Adapter for Arduino, I apologize but I couldn't find any.
Steps I've taken:
...
I have some question about ANCS ,when trun off/on bluetooth function on ios device ,or rebooting iOS Device ,ANCS does not work.i program ANCS example again,and then ,reconnect...
Hi,
I'm using Hid over GATT for a basic BLE button-pad device (peripheral).
The HOGP was choosen to get events and automatic reconnections etc as the central is a Linux...
Hi,
My name is Meron Wilf and I'm the founder of ToyBee. We develop a solution - script enviornment and protocols for toy firms that seek to gain access to interactive...
When using BLE_GATTS_VLOC_USER with a variable-length characteristic, we still need to use sd_ble_gatts_value_set to keep SoftDevice appraised of updates to characteristic...
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Hi,
I was wondering if anyone has done this seemingly doable job of producing continuous ECG trace using PCA1004 and PCA10005 devices. My intended use case is this: Use one...
I found that " The nRF51822 is built around a 32-bit ARM Cortex M0 CPU". On the page of Keil ( www.keil.com/.../4803.htm) is written that I can use either "J-link ARM" offered...
Hi all,
I'm puzzled about the relationship between normal BT and BLE, Is BLE connection is based on normal BL connection? And if it's integrant to set up a BL connection...
