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 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...
Hello,
We have an nRF9160 DK and have successfully set-up the tools necessary to re-flash and write firmware for the DK using Zephyr and SEGGER Embedded Studio. We are planning...
Hi
I have tried to pull down the updates for the Zephyr project to for the mqtt_simple example. when I do a git checkout master and a git pull all goes fine. but when I...
Sir,
I have seen example pgm for communication between UART and BLE, and another pgm which communicates between 2 UARTs. But for my project I need 2 UARTs and the BLE together...
Hey,
previously working with BLE devices I had manage them reading/writing its characteristic. To control my new device I have to write the value into its handle ( i. e...
Hello Sir,
I have a PCA10090 (nRF9160) DevKit and it was working fine with Asset Tracker Example. Kit sent data to nRF Cloud last month. Today i have again verify the...
Hi, I developed a simple app that connects to a Bluetooth device, receives some data from that device and output it to the uart. As a receiver I have a custom board with a...
I have to develop a project for nRF51822 but I can't find tools that work. I tried SES and Eclipse and none can compile the examples of SDK12 (the last one that supports my...
Hello,
I've recently purchased the fanstel BT840F evaluation board which is based on the nRF52840. I understand that you cannot directly program the BT840F evaluation board...
Hi!
I just saw the MQTT example that has been merged in the master branch and tried to run it on my DK (NB-IoT). Without changing anything in the code or configuration the...
Following my last post a few days ago, I was finally able to communicate with a slave via the TWI interface, thank you very much for your help! This time, I have a problem...
Hi,
I'm using nrf52832 as host and peripheral concurrently, with soft device s132. I know that peer manager can handle both host and peripheral.
I now have a need to remove...
Hi everyone,
We are (still) in the process of evaluating the nrf9160 with the DK.
Our use case is the following one: we want the nrf9160 to send periodic messages in PSM...
Hi, We've developed an IoT platform that runs on Raspberry Pi's that has just been released and we're actively seeking beta testers (see www.omniot.com ). In short the platform...
This is a break from another thread where I was having issues getting the .emproject to show up. Now it is complaining about a missing file...
OK so I went back to the getting...
Hi, I wrote a simple program to communicate with ICM20948 IMU .
The IMU correctly acknowledges its address.
But, when I try to read its WHO_AM_I ID, the program halts...
