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, I am designing a PCB which consists of an analog circuitry (microphone + analog front end) and the nrf52832 chip. I am using inbuilt-ADC of this chip to sample the acoustic...
I use this demo [nRF51_SDK_10.0.0_HID_DFU_090216.rar] (/attachment/27e0b68cff3ffe4959299fcae336e844)
change rep_map_data[] add mouse and Consumer,but restart is no work ...
Hi,
(I'm a computer scientist, please be kind)
In the below attached image, I have collected the data outdoors (so no signal reflection or signal fading) from a single...
Hello all,
I am using nRF51822 BLE SDK 9.00 PCA10028. I want to configure the gpio pins as input to sense the voltage as high or low. how to configure it please suggest...
hi
i'm developing to nrf52832, sdk14.0 version.
for example, ble_app_uart project..
NRF_LOG_INFO("UART Start!");
printf("UART Start!");
-> In serial program,...
I have an application that do SW download to STM32L151 processor using NordicDongle with MasterEmulator.dll (Version 2.1.13.14)
It works good on my desktop windows 10 computer...
Hello,
we are trying to test the mesh functionality with nrf development kit. We erased the flash on the dev kit and we programmed it with softdevice version s132v3.0.0....
As stated in the topic. We use BLE to simulate UART. As for now, we have defined our own UUIDs but there would be more straight forward to use the well defined and used one...
Hi,
I have known your board support jlink ob;I want to debug through it ;
I want to know if i need to buy the software-license from SEGGER ?
and if i need buy the software...
Now facing the problem "After disconnected, the electric current increases"...
I think softdevice is working hard even after disconnected when connecting once.
Could you...
Hi,
I'm trying to write unit tests and have arrived at the point to write tests for ble characteristic addition to a service.
To offer some background, I have written...
Hello,
I use NRF51822 and I try to output UART message onto hyperterminal program.
but every message I send it contains "APP:INFO:" in front of the message.
like...