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 have some problems with functions sd_ble_gap_disconnect and sd_ble_gap_adv_stop.
I got critical error when i try to disconnect or stop_adv and my phone is connected...
Hello,
In our application we don't allow bonding. Therefore I'm not allowing the application to send peer data to the bootloader using dfu_app_peer_data_set()...Therefore...
In NRF52-DK, I am currently working on NRF5 SDK 11.0.
In examples/peripheral/spi/pca10040/,
The master spi device is continuously sending "Nordic" string every 200msec...
I've submitted my product using nRF51822 chipset for Bluetooth certification. The BQE asks for QDID of proximity profile. Anyone knows about the QDID #?
Thanks,
Hello,
Is there a way to test packet corruption? My setup would be that I have my FW in nRF52-DK. Then I would test communication using nRF51-Dongle. I would like to force...
I want to connect two nRF51822-BKs and find their proximity. If one of the beacons go >5m away from the other beacon then one should beep/LED ON.
What is the best way to...
I have some troubles to understand the system clock functionality.
I am using a Module from Rigado which uses the nRF52 and has an external 32Mhz osc. on board.
In the...
Hi, I use the following.
Raspberry Pi 3 (RPi3 with Raspbian Jessie 4.4) as a router,
RPi3 is connected to a Wi-Fi router to access the Internet by using the built...
hi
i didn't manage to find detailed requirements on the voltage from the chip.
in the spec i see voltage range of :1.7-3.6v
but its not enough data for designing converter...
hi everyone, I am new to developing apps for nrf51822, and currently I want to learn first, I tried to google a lot around and could not look for the right resources, it would...
hi,
I would like to connect hid keypad with ipad,phone5s and android phone(all these have Bluetooth version 4 )but i couldn't connect this.ie, The nrf51822 module advertising...
I attempted to capture a waveform when running the SPI master example on nFR52 SDK/PCA10040. The source code I have as default and showing as follows
#define SPI0_ENABLED...
Hello,
We are working on a project that includes a countdown but we could not able to do it. Simply we want to do this:
Nrf51822 receives a signal-->run our funcion...
Recently, I've built up the latest OpenMesh v.0.85 example among 3 pieces of nRF51DK successfully. For my application, I would like to increase the data payload, is it possible...
Hi,
I am using Gazell for communication between two nodes. The first node is sending a sensor reading to the second node (which will be called henceforth the sink node...
