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...
Hello,
I'm using low power comparator with cross detection.
It works but I can't detect if it's failling or rising edge.
Can we detect simultaneously DOWN and UP...
Hi,Everyone! Now i have the board nrf52832 and i'm trying to get the battery value and send by using saadc.
i have read the example of ble_app_proximity and saadc,and i configure...
Hello! I compiled hex file with NRF52_BOOT in mbed cli. It was programmed successfully. Mbed os version include fix to use nrf52 DFUService. Bootloader is loading correctly...
Hi Nordic guys,
we are observing a strange behavior. Here some background on the project:
we are developing a peripheral device that asks via L2CAP signalling connection...
Hi,
I would like to know, whether it is possible to use a TCXO with single output as a LFCLK source, i.e. connecting the TCXO output only to XL1, instead of connecting an...
Hello everyone, I encounter a question. I follow below link to solve the issue.
https://devzone.nordicsemi.com/question/104118/adding-pwm-to-ble_template/
I've set the...
We are currently porting our proprietary stack from the nRF51 to the nRF52.
To save on BOM we are using an external 20ppm 32Mhz crystal to synthesize a 32Khz clock (power...
Hello,
I have develop an android application which connects to BLE device and perform read and write operation, so for this i was using Android-nRF-UART .
But my application...
In the release notes for the IOT SDK (which as the MQTT examples) it says: "Once BLE link is disconnected, lwIP example applications no longer get a global prefix. The only...
Hello all,
I am new to ARM architecture with some prior experience in Arduino based application development and some FPGA experience. I have a few queries:
Should...
I'm developing a project based on the Nordik UART Service and I wouldn't use pairing as in the example.
However I have some problem when a central device is already connected...
We're targetting the nRF51822 and use the pc-ble-driver (via connectivity_1.1.0_115k2_with_s130_2.0.1 )
Currently I'm using the dev board and the virtual COM port connection...
Hello,
I am trying to move from ARM Compiler v5.06 to v6.4, but I encounter an error, which I cannot handle.
The project builds fine with v5.06. When changing to v6...
