Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hello! Is it possible to select to which interrupt types WFI (wake up from sleep mode) reacts?
I have a system with nRF51 where RTC clock initiates temperature measurements...
Hi,
The project "Thingy Mesh Provisioning Demo v0.7" which is available here on GitHub is for " Nordic nRF5 SDK for Mesh v3.2.0 "
Question: Is this project only supported...
Hi,
On our board, we have a nRF5340 + nRF9160 that turn on as soon as power is provided to the board.
We would like to reduce the inrush current drawn by these components...
Hi all,
I am working on CAN driver for the MCP25625 device, which communicates to the nrf9160 via SPI. I am following the SPI example https://github.com/Rallare/fw-nrfconnect...
Hi，
in the timeout_handler of app_timer_create, invoking function nrf_esb_write_payload(&tx_payload)，The timeout_handler function won't come in again，why? timer cancel?
Dear all,
I am using NRF52832 for a mesh application. I utilize the light switch example for the project.
Description of my application:
1. We have 6 devices. They...
I am trying to integrate LPS22hb sensor n nrf52832. I am starting with twi_master_using_nrf_twi_mngr example(sdk15a->compents->drivers_ext->lps22hb)
I have added lps22hb...
Hello,
I have a device that samples data from a bunch of sensors every n hours, and that when in IDLE must consume around 100uA. To achieve this, I'm using a counter (that...
Hi,
I connected MCUBoot and FOTA to my project. I checked that the download is working, but not stable. I saw in the documentation that you can enable the continuation of...
Hello I need a falling edge response via GPIOTE. The settings I use for sdk 16 to sdk 14.2.0 do not work. For sdk 16 I use the functions nrfx_gpiote _..., for sdk 14.2.0 nrf_drv_gpiote_...
I observed a peak of 334 ua during system-on low-power mode during idle time which is periodic around 4 sec. I am using ble with RC clock option.
1.is it waking for calibration...
Previously, I learned that BLE is capable of 1:1, 1:N, and N:N communication, but I didn't get the exact information. Can I get some information? How do you do it, what's...
What is the max current nRF52840-DK source from Vdd pins, i am connecting multiple sensors through the Vdd of nRF52840-DK i want to know how much load it can source ?
