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...
After reviewing this thread https://devzone.nordicsemi.com/f/nordic-q-a/53743/zigbee-sdk-on-top-of-freertos I managed to get FreeRTOS working with ZigBee and BLE using the...
On the development boards, the JLink OB stops working after 24 days and needs to be disconnected to work again.
This affects at least the USB UART endpoint, but possible...
I have seen some situations where putting the modem into offline mode (CFUN=4) will cause my application to lock up because the at_cmd never returns. It looks like this is...
Hi, I am using Mesh SDK 4.0.0 and have couple of nRF52840 dev kits.
1) In light switch server example of Mesh SDK, is it possible to add more on_off data types to the server...
Hello I am trying to develop an application for advertising in SLOW mode.
Here is my Advertising Init function.
/**@brief Function for initializing the Advertising...
Can somebody help me out the reason behind below failure on thingy 91. I am building asset tracker example using west on command line. Following is the logs that i got after...
Hi,
I am working on the Thingy91 and trying to set up an event when the USB power state changes (USB cable w/power is plugged or unplugged). For now I will just blink...
Hi,
I changed the softdevice on the nRF52833 light client example from the S113 to the S140, but the program
hangs at startup before even enter the main loop (catched...
Hi ,
During the review, I came across the certification question. After some reading, I found some details.
This got me worried because it looks like it is a difficult...
I have found the example using nRF52833 in the latest SDK (ble_app_att_mtu_through....)
I am using Keil uVision 5.29.0 and I have downloaded the software packs 8.27.1, 8...
Hii,
Our input voltage to nrf52840 is 2 volt, we want to know whether 2 volt will be detected has low(0) or high(1) or undetermined state.we are using gpio pins (1,10) and...
Hello,
I'm considering writing BLE relay application, where central side should bond and encrypt connections (cause sensor device requires it and will not function without...
I'm trying to get the most performance per mA out of my nRF52, for test purposes I've used the nrfx libraries to communicate to the peripherals but I want to make my own....
I want to add a global variable that would increase every time the timer handler is called. I can't get it to work with static, volatile, or even pass on as variable. the...
Dear all,
I am very new to BLE developments and Nordic product, I have purchased the nRF52840 dongle to have a feeling on the product ( I understand I should get the nRF52840...
