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 have the following ADC code: bitbucket.org/.../eakpq
I have been trying for the past few days to get this code to just perform a single ADC scan, on five channels, once...
Hi,
I use ble_ant_app_hrm example on 41822.
I set advertising time is 10 secs then I will get a timeout event from stack. When I get this timeout event, I will put the...
Hi
I am trying to use DFU feature using nRF5_SDK_14.2.0_17b948a. I used given preexisted example hex files for bootloader and app and successfully able to use DFU feature...
Develop environment:
BLE: nrf8001(non-connectable mode)
MCU: MSP430F5529
Problem:
I would like to use MCU's timer interrupt to wake up nrf8001 for broadcasting....
I perform some time critical task in my application and sometimes this task fails. Before executing the task I make sure that my device in not in BLE connection and ADV is...
Hi,
I'm looking for an example of how NRFX_UARTE works.
I would like to set up a serial port with EasyDMA to send and receive a thirty bytes.
Thanks in advance for your...
Hello, I am developing ble scanner in which I want to print data of adv reports over uart. Printing is executed in main and in on_ble_evt function I add items to circular...
Hi Expert,
I saw Nordic infocenter said that " HID Keyboard Application is not power optimized! "
I am going to optimize the power consumption,but I don't know how to...
Hello. I am able to send simple text using nRF Connect app to the nrf52832 and write received data to the SD card. So I want to send file (mp3, txt, jpg etc) and write this...
So I've been searching around for an answer to this on these forums and I can't really find what I'm looking for.
I'm using a RedBear BLE Nano v2 to act as an intermediate...
Hello everyone,
I am developing a PCB based on the NRF52 chip, and I need help for the programming interface.
After reading a few threads in the forum, we decided to...
Hi,
I'm using following code, but app_button event is not invoked. I have also enabled the app_timer, app_button and gpiote in the sdk_config.h file. I'm using nrf52832...
hi
we want to receive wireless certification of products that include the nRF24L01P.
We purchased the nRF24L01P-EK and we want to use this to set the wireless certification...
It seems that there are parts missing from the nRF5x SDK v15 if attempting to use the microecc backend, the first is that it expects NRF_CRYPTO_HASH_ENABLED to be defined...
