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 received my nRF52840 yesterday, I believe I've set up my dev environment well-enough to run the demo programs supplied by Nordic (namely the proximity and heartrate...
I'm trying to realize the behavior of "BLE peripheral" that implements 20 "characteristics". While I was in the process of implementation, when I added 18 pieces, the return...
Hi,
I'm using SDK 15.2 & HID Keyboard example. When there are like 50-60 Bluetooth devices around my nrf52832, I notice bluetooth dropouts. What can be a possible solution...
Details: SDK v15.2.0 using ble_app_hrs_c example. Windows 8.1, uploading to nRF52 DK.
This screenshot shows the device operating in working (green) and broken states (red...
Hi,
I'm trying to use the example of the light_switch contained in the Zigbee SDK 3.0.0 to connect with Alexa: I'm using the nRF52840 board and, when I ask Alexa to find...
It looks like mbedtls-2.13.1 tag does not exist from what I can see on github. When I run west update, it is failing on mbedtls even if I have the repo already cloned.
...
Hello,
First, let me introduce you to my problem :
I am waiting for my custom pcb based on the nrf52832 to be ready and I want to test the flashing process. I am curently...
Hi all,
I am trying to create a very simple program with GPIO peripheral (not GPIOTE) that toggles the state of an output pin through an interrupt handler, when an input...
I'm trying to understand how to make use of the nRF9160 LTE modem coexistence interface in a design. I started asking about this topic in another thread about the BLE Gateway...
Hi,
I try to implement custom characteristic. But I notice when I use read auth or normal read event, the handle value is zero. I have linked the handl to the add characteristic...
hi, i'm using nrf52-dk (nfc example) with android nfc reader app.
I heard that the nfc tag has a unique id.
But, other tags in the same module have the same ID. (In fact...
I am debugging a strange issue regarding UART DFU. I am using the SES project in .\nRF5_SDK_15.3.0_59ac345\examples\dfu\secure_bootloader\pca10040_uart_debug\ses
I erase...
HI:
Since SDK 15.x was released, the broadcasting channel settings have changed completely. The specification manual of Bluetooth 5.0 is found through source file annotations...