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 am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Good afternoon everyone, how are you?
I'm using custom hardware, Nrf52833+Nrf21540, already reviewed by and tuned by Nordic. We are going to carry out the tests for product...
I need to work on single bank DFU from esp32 to nrf52833. I found a website with instructions on single bank configuration here: academy.nordicsemi.com/.../topic /exercise...
Hello,
i'm working on a project where the system will be always in deep sleep unless there is an external event to wake him up. Upon this event, the system connects through...
Hello, I have a question about how to operate on multiple Zigbee devices simultaneously. I am currently developing a hub to control and retrieve data from home appliances...
I want to make a secure pairing with Bluetooth. Let it first pair with the device, then connect directly without pairing. Maximum how many devices can I register?
Hi,
I'm using an nRF52832 in SDK v.17.1.0 and, starting from the ble_app_uart example code, I'm sending data from the board to another device. I want monitoring it with...
Hey all,
I'm looking for a bit of guidance here to nail a bus fault that happens about 30 minutes into the program.
The message is the following:
Reading through previous...
Hello
I am trying to test the esl example project.
Is there a simple, accurate, step by step guide for this?
Current documentation has some incorrect sections and when...
Hi Team
Customer want to use Bluetooth_Base_UUID (00000000-0000-1000-8000-00805F9B34FB) as 128 bit UUID base. They can use any other 128 bit UUID base but this one. When...
Hello, I'm working on an application with precise timing requirements. Basically I need to generate a short pulse and sample two channels during the pulse. In addition, I...
I use the nrf5340.
I want to filter 8 devices with different addresses.
When scan_filter_match() recognizes one of the addresses, can you quickly identify which of the...
Hello, I built a matter-over-thread firmware for nrf52840 on the Matter SDK 1.3-sve branch and NCS 2.5.0 version. It work well with Apple, Google and chip-tool, but commissioning...
Dear sir or madam,
I am facing a peculiar issue. In my application, I am using nrf52840 dongle and I am setting several GPIO pins as output pins with output value high...
Hello DevZone,
I am developing battery powered Zigbee end device. Using nrf Connect SDK 2.6.0 on nrf52840 chip.
I have issue that I am trying to solve. From time to time...
Hello there,
I was using 2.5 SDK on my development. Recenelty I updated the SDK to the latest of 2.7.0-rc3. I got many warnings.
Then, I created a brand new BLE NUS project...
