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 would like to know if nPM1300 supports an input voltage of 4V for Vbus. According to the datasheet, the recommended operating condition for Vbus is from 4V to 5.5V...
It seems BLE stops advertising after the first connection. Is this expected behavior? Should I restart advertising in my "connected" connection callback?
prj.conf:
main...
We have firmware that works great on the nRF7002-DK board, but now that we have our own board with a Fanstel Wi-Fi module it appears that the Wi-Fi hardware is not responding...
Does Zephyr support automatic reconnection of the Wi-Fi if a connection is lost? I can't find any documentation on this, or code examples. It seems like every example connects...
Hi!
With SDK15, I figured that is possible to change the advertisement content on the fly by overwriting the content of `adv_data.adv_data.p_data` and updating `adv_data...
I am using nrf5340 in my project. We had to replace flash memory but need a replacement with the same layout. So I am currently looking at w25q01jvzeim or w25q01jvzeiq . The...
I have a characteristic whose value is an array of char, which can from 1 to 20 bytes long. Using SDK17 I can set a vlen attribute and use the function update_characteristic...
I'm using Nrf connect for Mobile to test my BLE firmware. I noticed that when trying to write more than 20 bytes to a characteristic, nothing gets logged which means my write...
Hello,
We are in the final stages of development with a board that combines the nRF5340 with the nRF7002. This board also requires native USB support and we are routing...
I have a test application which uses the "Azure IoT Hub" library. I have set up the IoT Hub, Update Account, update instance, etc. The device does successfully connect to...
Hi,
I need support to get my brand new nrf9151 development board LTE connection up and running.
I have bought this kit and it came with 2 SIM cards as per documentation...
We are using the nRF5340 with Zephyr OS v3.6.99-100befc70c74 and nRF Connect SDK v2.7.0-5cb85570ca43. We have the following questions:
Is our understanding correct that...
We are currently utilizing the nRF5340 with Zephyr OS version 3.6.99-100befc70c74 and nRF Connect SDK version 2.7.0-5cb85570ca43. We have the following inquiries:
If we...
Hello,
To provide some context, I am using an ANNA-B112 with nRF52832 on a custom PCB board we manufactured for evaluation. The nRF52832 is setup with the NUS service with...
