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...
I am using nrf52840 as PTX and nrf24l01+ as PRX. The application I am working on requires me to send 30 bytes from PTX to PRX at a 2 kHz packet rate. If both devices are near...
I am trying to make ble communication work with I2C but i cant make it work i dont understand what is the issue the code is being build but it does not advertise can someone...
I'm building a firmware for nRF52 which is using app timer v2 with RTC1. After a while, app_timer starts running many times faster than normal, and I'm not sure why. Nothing...
I use pc-ble-driver to control nRF52840 dongle. I want to speed up scanning of advertising time.
So I change SCAN_INTERVAL and SCAN_WINDOW.
How can I modify the parameters...
The enocean_switch example has MESH-config example, to store data in FLASH, within the mesh rules.
I use it in my app, IT WORKS, but the biggest data array what I can store...
hello folk,
I am working on nrf52840, I want it to assign Static UID of any kind that even won't change after the device gets reset.
I have already gone through "FICR...
Hi,
I am looking at using the nrf5340/nrf9160 in a device. In this device, I need to have high endurance storage of some data that must be kept secret, integrity checked...
Hi,
My project involves an nRF52840 DK connected to an accelerometer on a breadboard, connecting to my Mac via USB-micro.
I'm editing the twi_scanner SES project so...
nRF5_SDK_17.0.0_9d13099,
IDE Segger V4.52c
soft device s132
I took ble_app_uart example, and then modified it to run I2C, SPI. everything is working fine
problem I...
I have a question about how to perform DFU over Mesh.
I'm using nRF52840 device.
Following the steps at the URL below (Configuring and performing DFU over Mesh), I'm trying...
nRF5_SDK_17.0.0_9d13099,
IDE Segger V4.52c
soft device s132
Reading the spec of nrf52832 I saw I2S, I need to interface a MIC, so I selected I2S Mic SPH0645, but after...
Hello,
is there a way to record Advertising Packets on all three channels (37,38,39) simultaneously using 3 individual nRF52840-Dongles and piping the output to a stream...
Both Devzone and Mesh SDK 5.0 are mentioned that store user data in mesh should using flash manager.
But read the source code of the mesh SDK , the mesh SDK already called...
We have used nus profile for over a year, and it has worked as expected. Now we added security to the BLE connection, with ble sec connection enabled, it works as expected...
