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...
Hi I am developing a custom PCB for the nrf51822 chip. I heard the nrf51822 chips do not come with preloaded firmware or bootloader. Do I need to also flash the bootloader...
Base on nRF5_SDK_15.3.0_59ac345 for NRF52810, I wrote the following codes,
Use nrf_drv_uart_tx to send data is successful, and NRF_DRV_UART_EVT_TX_DONE occur normally...
Hi All,
I am interested in designing my own Bluetooth beacon (Several of them, about 10) and connect it to a computer and read sensor data from those beacons (For example...
Dear Nordic:
Hi,i install nRF Studio <nrfgostudio_win-64_1.21.2_installer.msi>, and i want to erase NRF52840 flash,but when i click on "nRF5x_Programming",i cannot get...
Hi guys! I feel really excited about working with Nordic Semiconductors, but I have a problem with PWM driver.
Do you know how to support 13 independent devices that will...
Hello,
I was looking into the nRF5280 and was going to purchase it. But I had some questions that were not cleared up in the data sheets. It seems that a battery or a power...
Hello Everyone,
I have been using nrf52840 DK for several weeks. However I find it very difficult to understand the source code. I have experience only using arduino programming...
I've been attempting to use PSM but got an error.
I've already checked the post below. I download the project file and fixed a bit.
https://devzone.nordicsemi.com/nordic...
Hello .
I am looking for a way to pass the calendar time from the PC by the emulator to the MCU on first run.
I am using Segger Embedded studio 4.12
Is there a function...
I get the following error when launching the app, and the "Start scan" button either doesn't do anything or can't be clicked.
Error while probing devices: Error occured...
Hi
I am measuring the current consumption (with an amperemeter) of the nRF52 on the PCA10056 Devboard. The nRF52840 is supplied directly by connecting the external power...
Hi,
I have a problem when I do a write request on a 20 bytes characteristic from a custom service.
The funtion sd_ble_gattc_write return error 0x7 but I can't find what...
I want to stream a mono audio signal with high bandwidth (20kHz) from a remote device to a base device.
Need to A2D signal on remote and D2A the signal on the base. Low...
Hi,
The SEGGER have released a JLink software version that support to use JLink on ARM Linux platform。
I try it on raspberry pi, and it work well. But when i use pynrfjprog...
