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...
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...
I am getting SAADC output on BLE device, but issue is I am getting hexadecimal output but i want decimal values.
I am not getting what to make changes. please suggest i...
Hi
We are doing some power optimizations. We are currently running the nrf52840 with REG0 as LDO, REGOUT0 to 2.1V and for REG1 the internal DCDC converter. As I see from...
Hello,
I am using the SDK 15.3.0 on nrf52832 DK evolution board, Segger Studio IDE.
Is there any issues with having the NFC tag extended a meter away from the PCB??
...
Hi,
We have developed a wearable device using the following config: nRF52832, SDK14.2, freertos based app, SD5.0.0 and secure_dfu_bootloader
Our device is headless hence...
Dear,
I got nRF5_SDK_15.3.0_59ac345 package but I couldn't find "Heart Rate Demo for nRF52 DK" source code there.
Actually, I found the HEX file of " "Heart Rate Demo...
Hello,
thanks for providing the very helpfull pc-ble-driver library on github. I really appreciate this! :-) I have an application, based on a nrf52 (a BLE SWD Debugger...
"We are developing some solution where we want to password protect BLE functionality based on individual device. It is very important to connect each device with some security...
Hi, I am following this post to set the TX power level of the beacon. https://devzone.nordicsemi.com/f/nordic-q-a/45871/setting-tx-power-level-in-example-ble_app_beacon-for...
I can not register 2 services 128-bit vendor-specific UUI in one project at the same time. For example if I use services ble_lbs_c.c and ble_nus_c.c the sd_ble_uuid_vs_add...
Hi,
I've got some code (at https://github.com/espruino/Espruino/blob/master/targets/nrf5x/jshardware.c#L1201-L1318 ) where I use nrf_drv_uart to access the UART. I don't...
Currently my colleague and I are trying to connect his stm32 qfpn48 MCU to nrf52840 via SPI protocol.
I tried the sample in SDK and successfully setup a workable dummy SPI...
Is there a sniffer firmware for this board ?
I download "nrf_sniffer_2.0.0-beta-1_51296aa.zip" but it appear that no fw exist for this board.
Is it correct ?
Seba...
Hi, I could not find in documentation function or some command I can call in software to restart the MCU. Is there such a thing, and can this be done? Best regards, Voja
hi ....
i want to test the bidirectional working , i am using uart peripheral example , i have taken the rxd,txd,cts pin from Nrf52840 board interfaced with TTl uart .....
