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...
Hi,
I'm trying to implement nrfutil serial DFU master in C code. I have few doubts on it.
1. Can we avoid ping packet at the start?
2. What is PNR and how we can...
Hi i'm trying to execute a code, but during the compilation it gives me a bug. The bug happens when I pressed a Button that has been programmed to restart the Ublox module...
Hello,
I am using nRF52840, SDK_16.0.0, SoftDevice S140 V7.0.1 and Segger for flashing the image. I am using ‘ble_app_blinky’.
I want to recover after fatal error...
To the kind attention of Nordic support team,
reading this https://devzone.nordicsemi.com/f/nordic-q-a/39630/windows-command-line-dfu-over-ble-with-pca10059 thread,
I...
Hi, I'm using the Cyclone FX programmer to program our custom boards with the NRF52840 chip, but after programming all the hex files, the application starts straightaway bypassing...
I want to use a timer to generate a Manchester data. The fastest data rate is 3.906 K-bit. So I want to generate a timer interrupt once 128 uS. Can anyone guide me how to...
Hi,
I am using Laird's BL654 USB dongle based on the nrf52840 and would like to convert the peripheral USBD BLE UART example ( https://infocenter.nordicsemi.com/index.jsp...
Good day!
52840 datasheet states " If the power failure warning is enabled and the supply voltage is below the threshold, the power-fail comparator will prevent the NVMC...
After the MTU size exchange of 247 bytes with Android LL_LENGTH_REQ/LL_LENGTH_RSP are exchanged with 123 byte octets for TX and RX. Data flows properly after that.
But with...
Hello,
I'm working on NRF52840 drivers for custom hardware using Nordic's FatFS / SDIO drivers and a tickless FreeRTOS configuration. When I load the demo code (fatfs demo...
Hi There,
ISSUE:
New Nordic Thingy:91 will not connect to the LTE network, it is giving "LTE link could not be established." and then rebooting.
Things I have tried...
Hi All,
I'm working on adding simple melodies (2-5 tones) to my app using the I2S module and i'm facing some problems:
How do i determine the tone?
Can i determine the...
The supl domain name doesn't resolve.... SPM: NS image at 0xc000
SPM: NS MSP at 0x20027508
SPM: NS reset vector at 0xe965
SPM: prepare to jump to Non-Secure...
