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 recently upgraded from SDK 11.0 to SDK 14.0 and am seeing much slower connection speeds from the new SDK. The old version would connect in about 400ms, but the new SDK takes...
I would like to measure the VDDH voltage (lithium ion battery) on a nrf52840 with the power fail comparator.
If the voltage drops below the threshold, I want to reduce the...
Hi all,
we are using NRF52810 and SDK 15.0 (our own custom board)
working on ble_app_uart.c example.
we are able to send / receive 20bytes(approx).
we need to transfer...
In my project, I aim to send an ADC value (10 bits ADC) and 6 data (16 bits/each data) from MPU6050 by using nrf51 DK to Android app ( modified from https://github.com/NordicPlayground...
Hi,
Using the nRF52832 device with the S132-v4.0.2 soft-device (s132_nrf52_4.0.2_softdevice) (So customized that two nRF52832 devices with the same Soft-Device interact...
Hi,
I do the FreeRTOS Blinky sample, works fine and I do the BLE Client/Server sample, works also fine.
Is there any sample combining FreeRTOS with a SoftDevice (132 for...
Hello,
I referred a Softdevice 130,310 & 132 Specification, from where i noticed that softdevice includes Host & Link Layer (As a part of Controller).
So, i want to ask...
Hello,
I'm working with 3 servers, 1 client and 1 provisionner ( 4 nRF52832-DK + 1 android with NRF Mesh App ).
Client side : light switch proxy_client example Server...
hi!
I use the reference design of nrf52832_ciaa.IntLib ,but it didn't work
I use the internal-LDO ,but i measure the voltage of DEC4, it's 2.5V(not 1.3V), the VDD is 2...
Hello,
I am developing a BLE application using the custom characteristic example provided by nordic. I have added a few characteristic for the same.
I am having a small...
I am just trying to establish communication between spi master and spi slave.
I am using two nrf52 boards, SDK 15, in one i dumped spi master example and in another i dumped...
Hi,
I have a customer developing with the nRF8001 with an external MCU, a PIC32MM. He is interfacing the the device with SPI and he is struggling to set up the device and...
Dear support team,
I'd like to provision a mesh node which is implement on thingy and without proxy feature.
As I know, the BLE device (mobile) should communicate with...
hello I am new on nrf52 and I would like to run the example for the ant+: "bpwr_tx".
I am on a nrf52832 chip (with a pca10040 1.2.4 demo board ), I am using nRF5_SDK_15...