How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
Hello,
I am using nRF52840. I am trying to get hands on DFU. Without any modifications, I am using examples as is.
1) I followed below steps to do DFU hrs_application_s140...
I am looking for some 'getting started' information on configuring the nrf52833 DK for direction finding.
I have read the thread: https://devzone.nordicsemi.com/f/nordic...
Hello,
I have made a custom board based on NRF52840 IC.
The board is using GPIOTE, SPI2 and TWI1, and when put to sleep, consume 665µA. When just initializing the SPI...
Hi,
I would like to read accelerometer value from orientation_detector_calibrate() (in asset_tracker/src/orientation_detector/orientation_detector. c).
But from main.c...
Hi,
I am learning nRF development with 52DK device and SDK v16.0. I noticed that by default the 52DK planned P0.5~8 for UART purpose.
I am wondering if I can disable UART...
Hello ,
I am trying to send 1,000 of MPU-9250 data from NRF5832 peripheral(ble_nus_uart) to NRF52832 central(ble_app_uart_c).
And i have been searched this site and set...
I would like to move existing nRF9160 solution created according to nrfConnect Getting Started Guide to another directory under Windows.
Simply moving the folder doesn't...
Hello
I'm trying to implement interfacing between BME280 and nrf52840 on a custom board using zephyr BME280 sample example. I'm using SPI for the interface but there no...
I am evaluating the nRF Connect SDK for nRF5340. Currently, nRF Connect SDK seems to use zephyr's open source stack as the BLE stack.
By the way, nrfxlib / ble_controller...
I am developing application for nRF5340. I have two questions.
1. What value VTOR when reset? ApplicationCore'VTOR==0x00000000/NetworkCore'VTOR==0x01000000 ?
2. How to...
Hi,
i'm a beginner. now only i start with Segger studio & ble concepts.
i need internal RTC with calendar formats? i have check with the example programs , avail only...
Hi, I'm having issues connecting to the ble_app_ots example application from the nrf connect phone app. I have attached a trace from wireshark, and for comparison what it...
Hello,
I tried the basic proprietary rf code that is esb_prx and esb_ptx on the boards and the communication is very fine. The default set of data that is 0x00 to 0xFF is...
Hey! I'm writing a program for communicating the laser sensor pmw 3610 (pixart) with the micro nrf52832. In the sensor datasheet it is said that the time between sending the...
Hi:
I am an engineer from China. Visiting infocentre in China is quite slow. I found some offline documents for nRF5_SDK in https://developer.nordicsemi.com/ and they are...
