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 create a package file to use with the DFU on my design.
I followed the instructions for getting nrfutil latest version built and was able to generate a private...
I'm using an NRF8001 with an ATMEL ATMEGA 328P (the microcontroller from an Arduino). I need the microcontroller to go to sleep, but still allow the BLE chip to advertise...
Hi,
for development i am using gcc and makefile on osx.
I wanted to automate my makefile with the possibility to upload directly the hex file to my nrf52 devboard.
...
I'm using PPI to trigger a gpio high after a given delay from 4.00 ms to 8.00 ms. I need to be accurate up to .01 ms but i'm seeing some jitter in the actual delay vs given...
Hi,
documentation for NRF_LOG_RAW_INFO state that it is:
A macro for logging a formatted string without any prefix or timestamp.
But when I use next code snippet...
Hi
After building ble_app_uart in Nordic SDK with board pca10028 it gives some warning like
/usr/lib/gcc/arm-none-eabi/4.9.3/../../../arm-none-eabi/bin/ld: warning...
hello sir, i m using gcc tool chain setup in windows with sdk12 in pca10028... so can i useexample->peripharal-> timer example same as rtc ... i mean sleep condition same...
I would like to use the flashwrite function to store some data in the flash. There is an example in SDK 11.0/peripheral.
But I have a few questions about the example: ...
Hi
I need to develop PC software to Discover, Connect, Get and Set data to the nrf device that we developed.
I am using the MCP and nrf connect but my client want to...
Hi,
I'm actually working on BLE product, with NRF52832, where security is really important. As I know BLE 4.0, 4.1 versions are not really secure with the key pairing ...
I see that Nordic was a Bluetooth SIG contributor to the Continuous Glucose Monitoring Service (CGMS) and that it was adopted on Nov 18, 2014. We have an immediate need for...
I have to store some data in the flash. Because I need to keep data when I power off and power on the device. Now I found on the SDK 11.0/peripheral a falshwrite example....
Consider a situation where a BLE peripheral (nRF51822, S110) and an Android device are being used. Assume the buffers of the BLE stacks are empty.
Is it possible that the...
I have a BLE device that listens for a connection - upon opening a connection with a smartphone and switching advertising status to non-connectible - it receives some data...
I use nRF51 DK and soft device s130.
I nedd to add a file ("app_uart_fifo.c") in the example of multilink central, after i add the file i build the proyect but the files...
