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...
Dear friends,
We plan to develop a mesh gateway, however, i found the SDK only offered a mesh serial example which based on python, but our platform can't support python...
I have an nrf52832 DK, which when on, constantly obtains and sends accelerometer data from an IMU to whatever BT device it is connected to. I also have an nrf52840 Bluetooth...
Hi,
I just want to add SPI to my BLE project to read some data from my gyro , but after spi's addition, the code doesn't work normally anymore. I print a log in the cycle...
Hello
i'm use nrf52840 and I want write external qspi flash over BLE DFU but cannot be use
how can i solve this problem?
DFU log
modified nrf_fstorage_sd...
I'm building a project for the nRF52832 using the NRF5-SDK version 14.0.0. I'm compiling using GCC 6.3.1 ( arm-none-eabi-gcc (GNU Tools for ARM Embedded Processors 6-2017...
Hello,
We are using the AWS library on a Thingy91 to enable FOTA. We have a working example where we store the bin file in S3 as instructed in the SDK documentation.
Now...
Hello, I am trying to use the Peripheral UART code with the nRF9160-DK. I followed this guide https://devzone.nordicsemi.com/nordic/nrf-connect-sdk-guides/b/getting-started...
Dear All, I was wondering if you could provide any examples or advice as to good practice techniques when using the Watchdog timer in a multi-threaded Zephyr application.
Hi all,
I'd appreciate some help on the following problem:
I'm trying to put a custom hardware into a low power sleep mode from which I want to wake up regularly. I’m...
Hello
I am doing a project need to implement firmware update from the application
and I reference bellow thread,
https://devzone.nordicsemi.com/f/nordic-q-a/68368/write...
Hi, I am trying to build the light switch server in the nRF for Mesh SDK, but I cannot generate the SES build files using cmake.
I am receiving the following error
CMake...
My central and peripheral are continuously connected at 1sec connection interval to conserve power on both devices.
When a button is pressed, I would like to exchange data...
I don't fully understand datasheet for LFXO.
17.4.3
CL_LFXO Load Capacitance = 12.5pF. Is this the recommended CL for external crystal?
RS_LXFO ESR = 100k. Is this the...
