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 have a bit strange problems with example project "pwm_library". At first I compiled with segger embedded studio and ran the project on my NRF52-DK board, and it worked...
I have used nRF52811 chip in my custom board.
1. Please provide the First time programming procedure using J-Link (J-Link-Pro tool) interface.
2. We have a nRF52840DK...
Hi teams,
Recently, I upgraded JLink driver to 7.5x and suddenly all of my nRF DK boards are not detected via USB.
All of my 4 DKs shows the same symptom. LED5 near JLink...
I am working on an embedded design that uses the nRF52840 MCU and 2x additional processors (Processor #1, Processor #2).
The intent of the system design requires that Processor...
dear all
I used the lvgl in zephyr. When I made a image rotation, I found that I copied some of the image pictures。Is there anyone in the forum who has encountered similar...
Dear friends: I am based on the following link: devzone.nordicsemi.com/.../device-firmware-update-dfu-with-mcuboot-bootloader Operation steps test the function of mcuboot...
Hello I am using sdk17.0.2 and nrf52840.
I used nrf52832 to combine ble_app_uart and crypto_aes_ctr codes. And now I'm going to move the code to nrf52840.
However, there...
Hi! I made a custom board with an external flash memory that communicate with nRF52840 through QSPI. I have some boards that works very well, but i have someones that freeze...
I am trying to connect XBee 3.0 Zigbee to a Nordic USB dongle (PAC10059) which has the nRF52840 chipset.
I have been watching the traffic on channel 16 with a CC2531 sniffer...
Hello,
I've gotten the sample AWS FOTA to work on my nrf9160 using a very permissive public S3 bucket, but for production I need FOTAs to use a private S3 bucket.
According...
in fact the error that i posted is related to this file and exactly to the bloc in grey on nvic.h file
" C:/Users/rzaafouri/ncs/v1.5.1/zephyr/include/arch/arm/aarch32/cortex_m...
Excuse me
Prorammmer app in nrf connect for desktop Prompt no device available when I connect thingy91 to PC with mirco-usb cable,I want to update modem， certificate and...
Hi everyone,
We design an application using the nRF52840 and SDK16. This application is intended to be used for gait analysis and one of the requirements is a real-time...
Hello,
I'm trying to initialize the values of all my attributes using sd_ble_gatts_value_set . According to the documentation, the connection handle is ignored if the value...
Hi,
I unsecured my device and running it with JLink RTT to observe logging. If I program uicr registers during this process, the devices gets secured and I have to redo...
