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 am trying to deploy an trained Impulse module into nRF52840, but not sure about how to do it.
In the edge impulse documentation, they mention we can link the impulse from...
We've been chasing a seemingly randomly appearing bug, where a call to the Zephyr MQTT library seems to sometimes block indefinitely. More specifically the hanging function...
Hello. I am developing a central operation using nrf52832 (S132 v7.0.1, SDK v17.0.0).
When receiving advertisements, "nrf_ble_scan_filter_set" is used to filter the device...
Hi ,
There is an error when to debug the nRF52840 target board by the PCA10028 board(as error information).
(pls note, There is running okay when to debug the nRF52840...
I have an nRF52805-based BC805M module from Fanstel. I need to control it from an MCU over serial/I2C/SPI to implement Bluetooth profiles like BIP and FTP. I prefer canned...
Hi,
I have two sets of hardware, one is nrf52840 DK, and the other is my own board. I use the same program, update package and mobile phone. When using nrf52840 DK, the...
I am using below base example on my peripheral device to send a string over BLE to a central device:
\examples\ble_peripheral\ble_app_uart\pca10040\s132
I use function...
Hi,
I am working on a custom board using an nRF52840 and developing with SDK5 (V17.02).
I have a serial communications channel to the device which must use UART as I need...
Hi,
sounds odd but is not, I try to run samples and my own project on a nano 33 ble, and with the first upload of blinky it seams that the system start and crash (ttyACM0...
Hi!
I'm developing a custom PCB with a NRF52840 which I made a custom firmware based on ble_app_uart example. I test my product with different phones, Android and Apple...
Hi.
I am developing PCB where there is a Wifi module ESP32-WROOM and a nRF52833 connected via 2-wire UART interface (TX/RX only), there is no way to use 4-wire UART because...
EDIT: We found the reason for this and it is a hardware issue. This question can be deleted as it is no longer valid.
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Hello,
We are currently developing a...
Hi!
When opening the LTE Link Monitor in nRFconnect 3.7 under Linux (Ubuntu 20.04) only a "whitescreen" appears after I select the device. The application is not visible...
Hello,
I am using NCS v1.5.0 and would like to check is a KMU slot is being used or not. I erased the whole SoC and tried reading the directly the registers, in secure mode...
