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 written a driver for Dali (prototocol used in lighting management system) on nRF8240. It is a baremetal application which uses the SDK of Nordic (the drivers...
While it's easy enough to download the SDK from Nordic's website, it's a slow and painful process.
It's slow I assume because the site is hosted far away from me. Loading...
Hi!,
I am trying to use one of the analog inputs for reading the voltage using saadc.
Since a don't have a battery now that is about 3.5V or less, I decided to use one...
Hi, I am trying to create a custom board and add it to the zephyr app. Currently, I have added boards/arm/irnas_izoramv21 file to my application folder. When I am building...
Hi
I am using nRF51822, S130, SDK12, Working on adding static key security to my application
So far I have change the GLS (glucose) example to static passkey and connected...
I am creating a peripheral and central. The peripheral is done and appears to work fine. The central is in progress. It will use the serial port to communicate with a host...
I'm using the nordic SDK since version 8 (now version 16). For various reasons I always tried to not use the SDK and just programmed against the soft device API and programmed...
Hi,
I am implementing PPPoS using LwIP + FreeRTOS on nRF52840.
I have added LwIP and FreeRTOS which is available in " SDK/external/ " folder.
In LwIP I used LwIP's Sockets...
Hi,
I am trying to use nRF Connect for desktop with a dongle or nrf52 DK to connect with another board. When I want to get the value from the connected board, it would always...
We have a custom board based on the nrf52, We trying to integrate BLE functionality into our already existing firmware. I am able to create a custom service and characteristic...
ret is declared inside a "CRITICAL_REGION" which is a block, so not accessible outside that block to return: ret_code_t app_usbd_hid_generic_idle_report_set(app_usbd_hid_generic_t...
Hello, trying to make the leeap from nRFGo studio to nRFConnect, programming tool. I have connected to an old device programmed with nRFGo, and see the memory map below. I...
I am trying to debug an app error in my code. I have an app_error_fault_handler that starts like this:
But, the "Fatal Error in file..." line doesn't show the file...
DFU over serial
- Application alone - works
- Softdevice + bootloader works, but then doesn't respond to ping when trying to send Application image next
nRF52832 ...
