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...
Hi, Please have a look and let me know about it.
This board is two layers and i used chip antenna. I would like to ask you, Is this design is correct? How can i plan with...
I have an ongoing issue with using the Keil compiler and the supplied examples.
There has been some email correspondence which is detailed below:-
Hi David,
I have...
Hi
I am reading the sensor data (Irms and Vrms) via I2C protocol and multiplying the read data with 0.000030517578125 to get correct result but i am getting the result as...
Hi:
I use nRF5_SDK_16.0.0_98a08e2\examples\peripheral\usbd_ble_uart_freertos.Error:Unknown USB device (device descriptor request failed).
I use nRF5_SDK_15.2.0_9412b96...
I'm trying to add a SPI driver to the ble_app_uart_c example. For now, I'm just trying to make this driver shoot out a SPI transaction every time I click a button on the dev...
Hi,
I am trying the freertos on my project with nrf52840, sdk14.00, s140_nrf52840_5.0.0-2.alpha_softdevice.
As i can see, there were no example codes for 52840 in the...
hi
I`m debugging the nrf52840 on the pcb I made and have some problem
I know Reset pin is P0.18 of nrf52840 but 3.3V was not measured. So the reset pin does not work....
As mentioned in this article are these vulnerabilities addressed in Nordic Semiconductor's products?
https://thehackernews.com/2020/02/hacking-bluetooth-vulnerabilities...
Hi everyone,
I am using the nRF52840 and SDK 16. Following THIS tutorial was able to create my BLE custom service and see my service with the custom UUID.
The problem...
Need to design a simle RSSI based tracker using nrF52810. Due to current global issue, cannot order hardware at the moment.
So meantime I am planning to learn all software...
Hello,
Originally, the Zigbee light_control examples ships with a bulb that can call the zb_bdb_finding_binding_target() function , and a light switch that calls zb_bdb_finding_binding_initiator...
I searched in this forum about softdevice_fault_handler errors, but could not find the cause of my problem. I need to obtain more information for a softdevice_fault_handler...
Hi,
Can you please let know a way to run two processes two process simultaneously on the two cores of nRF5340 board. An example project would be of great help !
Thanks...
