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...
We have devices that have low signal so they have to reconnect to AWS a lot. We have a watchdog timer with a 100s timeout that we feed every 10 seconds in the control loop...
Hello everyone!
I am having trouble with my current setup and I would like to ask you for your advice.
I am developing a central station featuring nRF5340+nRF7002. This...
I generated an overlay file with the following info:
and there is my main.c file:
However, when I tried to debug my code to understand what was wrong, I got the...
Hi,
I am using nrf52840 and implemented shell interface. I have testing it over uart and uart over usb. At any given moment it can be enabled over 1 interface in device...
In this exercise the PWM terminology is used incorrectly, confusing the pwm pulse width (nsecs) and duty cycle (percentage). I know the difference from 40+ years of designing...
Hi,
I am new to nrf and have started working with nrf5340 audio dk board. I am using VS Code for programming and the SDK version used is v2.6.1.
I tested the board with...
Is my following operation, first output high, and then configure as input, and then in the output low, this time in the output low here nrf_gpio_cfg_output(IO_PIN_C[j]); This...
1. Setting the IWindow value smaller than Interval will save power.
2. Setting the Interval and Window values to the same will increase the chances of scanning and being...
Hi,I have been using nrf5340 audio DK Board to access the I2S .I am using SPH0645 mic with that i need to get mic data .I am getting mic data continuously but sure that I...
Hi,
we have npm1300 device on our customized board,
without using any of the regulators, LEDs are not connected.
Gpio 0 and Gpio 4 is connected to main MCU.
when activating...
if you see over here data out line is green and prepuol color is data in line first we are sending the 9F so that it will give the manufacture id like this ef and 40 and 0x16...
Hello Support-Team! We are designing a system, where we need to maintain some settings using shell commands (we plan to develop our own set of customised commands). Our platform...
Hi !
Regarding the dfu upgrade service of thingy52, I would like to ask if it is possible to use some Bluetooth devices (such as laird's bl654) to make thingy52 enter dfu...
Hello,I program with nrf52833,NCS v2.9.0.And there is an error happened.
In my main() ,if I place settings_load() at top, it will make my sys resetting. Cause I need to...
Hi everyone,
I’m working with an nRF52840-based device that communicates with an Android app via BLE. I’d like to know if it’s possible to use the nRF21540 RF FEM to extend...
