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...
I use nrf connect sdk 1.9.0, to run periodic_adv and periodic_sync example.
The adv side sends this data: mfg_data[] = { 0xff, 0xff, 0x00 };
But in sync side in scan_recv...
Hi,
My mesh project is occasionally suffering some dropped messages and after probing around I found this on one of the nodes.
I have four nodes and one gateway running...
Hi,
In nrf52840 dongle, I use nrf_crypto_ecdsa_sign function to sign.
Everything is fine in when building, but when testing the real world data, it’ll will show error...
I use 52820 to do ble_usb+esb project, but I have encountered problems when adding USB. I have added USBD_HID_COMPOSIT in the project of \ examples \ peripheral \ usbd_ble_uart...
Dear community
I am developing an autarkic embedded system where I harvest energy from a thermoelectrical generator. It is a simple application, I need to acquire the open...
Hello,
NCS1.8.0 Windows10 X64;
i test v1.8.0\nrf\samples\bluetooth\direct_test_mode, and i want to use nrf21540 model.
i've set CONFIG_NRF21540_FEM=y and do Project...
Hi,
I have been playing around with the nRF9160 DK trying to get it reading a range of sensors, so far with success, however I have found an issue which has stumped me...
We use nRF9160 on our own board. The firmware "Serial lte modem" is installed on the chip with connection to an external MCU. We connect to the broker through the MQTT command...
Hi,
I'm trying to compile Zigbee examples nRF5-SDK-for-Thread-and-Zigbee in Keil but faced some errors.
This is the error I got. This is the exact location of the project...
Hello,
I'm designing a device based on nRF52840 SoC that receives a configuration (set of 50 parameters) from an app which downloads the configuration in JSON format from...
Hi, I tried to run an adc example ( https://github.com/haakonsh/NCS_SAADC_example/tree/master . ) for nrf5340 in another post ( how-to-configure-the-dma-in-adc-and-how-to...
Hej!
Upgrading from SDK16.0.0 to SDK17.1.0, concerning sdk_config.h in my application: I worry that some new options could have been introduced while some old ones might...
Dear support,
I tried to follow the video here for adding service to https://webinars.nordicsemi.com/developing-bluetooth-low-energy-6 ,
Read and notification works fine...
I think I may have found errata. Using the combination in the title I can enable output, verified at the pin using OUTSET. Once the softdevice is enabled the same command...
