I am trying to find out the part number of the antenna (I assume it is a PCB antenna) used in the nRF51 DK ( www.nordicsemi.com/.../nRF51-DK) . I found a lot of similar questions...
Hi.
I am using the NRF52 Development board, on Keil uVision, to implement a C program that uses Dynamic Structs. The Structs re-size themselves ( by increasing their capacity...
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...
Hi,
Can someone help me with question on SPI?
What is the difference between SPIM and SPI? They seem to have different clocks
Also in the SPIM section, the frequency...
Hi there,
I am developing a BLE dongle on nrf51822. There is no external 32.768KHz crystal oscillator on my customized board(only has an external 16MHz oscillator)....
hi,
I need to know how to use "power on reset". From the reference document, I can understand BOR and POFWARN. But the POWER ON RESET, I could not get any idea.
1. POR...
i have project with nRf51822 and uart. i use uart fifo in Uart_app_ble example sdk11. now i need disable or enable Rx, TX.i tried this function :
NRF_UART0->TASKS_STARTRX...
Hi,
Has anyone successfully used semaphores/mutex implementations of FreeRTOS?
The code I am working on is based on the FreeRTOS HRS SDK example. I am looking to add a...
Trying to compile using the on-line Mbed compiler. I keep getting cannot find "nrf.perhiperals.h", and I cannot locate it either.
Possible someone can point me in the right...
Hello.
I'm using Tielen Marjle STM32 library for nrf24l01+ ( https://stm32f4-discovery.net/2014/06/library-17-nrf24l01-stm32f4xx/ ) which worked great till now, when I...
This is related to the new nordic dev zone, not nrf connect, but there is no dropdown option for it.
After signing into the new nordic dev zone for the first time since...
Hi there,
I'm using ASUS RT-AC1900P router with IPv6 DHCPv6 on. RPi gest its own IP with prefix specified in router but interface wpan0 (wpantund) not. I have configured...
just like the title.
I'm using sd_radio_session_open APIs very similar with
https://github.com/nordic-auko/nRF5-ble-timesync-demo
and add data uploading by gatt.
using...
Hi, all!
Sorry, I'm not good at English myself.
My device is nrf52832. Base code is ble_app_uart (sdk 12.0.0, pca10040, s132).
ADD. fs_sys_event_handler
ADD...
My develop board is nrf51822 and the SDK version is 9.0 softdevice s130. Because the NRF51 board is build by the customer. So the UART connect pin is changed from {13,14,12...
Hi, I am in the schematics phase of a new device which may talk via BT to lets say a mobile phone. The communication between the new devices CPU and the nRF52810 shall be...
I'm trying to connect my nRF51 dongle to the DK using the Master Control Panel3.10.0, but I keep getting "no response from master emulator" and failed discovery. I read the...
