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 want to allow users to change the device name as they like. I've been reading about it and I know what needs to be done, i.e. write to the device name characteristic...
i want to add a PA for a nrf51822 chip inorder to extend the coverage. i choosed a PA IC named RFX2401C.i am wondering how to deal with the TX pin and RX pin of RFX2401C.could...
Hello Guys,
I use BMD-350 rigado module for development. Now I want to programme it using raspberry pi 3.
I am using OpenOCD in raspberry pi to programme nrf52 chip...
hello,ereryone!One nrf52832 as ble_central,and another nrf52832 as ble_peripheral.
and the ble_peripheral (nrf52832 )set static passkey:
#define SEC_PARAM_BOND 1
#define...
I am working through the heart rate monitor central ble device code on Nordic SDK 8.1. I noticed that the variable
bool m_memory_access_in_progress = false; /**< Flag to...
I'm wondering whether or not we can make a specific BLE peripheral device with having this ability to be supported by client iOS/Android device for automatic scanning/reconnecting...
Hello everyone,
Recently I've had problems with using JLinkExe directly from the Linux terminal. I finally decided to give nrfjprog a try. It worked, I can finally type...
I develop a nrf_mesh application.
I can send a mesh packet by nrf_mesh_packet_send().
But I can not receive a mesh packet.
(I can receive a advertise packet by nrf_mesh_rx_cb_set...
I am developing an app that uses both a central and a peripheral device using Nordic SDK 8.1. I was working off the hrm example code and wanted to move all the scanning methods...
Hello all. I am a beginner with nRF and am trying to get the Eddystone example (titled "experimental_ble_app_eddystone" in the examples folder) to work. I have opened the...
Hi,
I am working with the BLE Nano module and the mbed online compiler. I have the Nano acting as an SPI slave. The problem occurs when I try to add BLE functionality....
I've spent some time searching and haven't found a definitive answer or anything obvious in the code. I'm developing the firmware for my application on the nRF52 DK, which...
Hello nordicers,
I'm stucked with long writes (android central to nrf52 peripheral)
I'm using SDK 12.3 and S132 v300. Android as the client central (RxAndroidBle libary...
