How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
Greetings,
I'm using nRF52 DK to transfer LIS3DH accelerometer data in Bluetooth. I successfully managed to establish an I2C connection with my sensor, I get my XYZ values...
Hello Nordicsemi Community,
I am attempting to update the firmware of nrf5340pdk cpuapp from a mcumgr cli running on a raspberry pi 4 linux. From the logs, it seems the...
Hi,
i am using a nRF52840 with sdk v17.0.2 on soft device s112. using the ble beacon example. i can set up the connection from the raspberry pi with a 2 second beacon...
Hello Nordic Team
I am working on SDK v-17.0.2 SPI example to interface with external flash memory. I have Winbond W25Q128FV and Fudan FM25Q08 flash memory but have same...
Hi,
I have modified the Cloud Client sample from ncs v1.4.0 for sending sensor values to the AWS IoT. The sensor code makes use of GPIOTE interrupts using this sample as...
Hi after a long time,
we have developed a custom board with nRF52840 and there is a part of the project, which is focused on sensing sound and evaluating sound pressure...
Hello,
I am experiencing a weird issue with a code which I wrote for my ultrasonic distance measurement sensor for Thingy91. The code works fine and gives measurement values...
Hi, I have a very odd problem but one which is consistent. As part of my lcd library I send several ''packets' of data interleaved with spacing from a timer. It typically...
Hi,
I am developing using nRF52820 / SDK 17.0.2
In order to store data in FDS, the handlers were registered and initialized as follows.
FDS_Event_handler does...
Hi.
I am working on nRF52832. I want to store a structure with 492kb I am getting heap is too large error. So how can I tell the complier to store my variable in flash instead...
Hello,
I am using nrf52_DK to debug PDM with a digital MIC, and select the pin 29 for the PDM CLK, But I haven't seen any clock signal output, for generating the clock...
I am develop a android application with BLE.
My bluetooth device can be searched by bluetooth scanning of android.
And my application can connect with the bluetooth device...
Hi,
My system is
- nRF5340 custom board - Zephyr OS build v2.3.0-rc1-ncs1 - nRF-Connect-SDK v1.2.0
To perform DFU over UART I was told to merge MCUBoot + mcumgr +...
Hi,
I am developing an application that needs to activate a relay on a central device when an event occurs on the peripheral device. The peripheral will always connect to...
