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 using BLE_Blinky_Peripheral example from SDK 15.3.0 with s112 softdevice. I want to use basic softdevice APIs instead of nrf_sdh libraries for enabling BLE stack...
I am a beginner trying to get a device to operate optimally under a battery. Where can I find a starter code template that would shutdown/disable everything, putting the device...
Hi there,
I am working with the NRF52840 Dongle and have been trying to verify what sort of influence other processes on the chip could have on the radio. Specifically,...
Hello Nordic team,
I'm having some trouble with discovering the characteristics of a custom device.
The peripheral device has a private service with UUID 06000002-0000...
I'm busy implementing a (serial) DFU host, but sofar i'm unable to send a proper init packet.
The bootloader keeps returning an invalid signature error
If i open a .dat...
I am using nrf52840dk
sdk15.3.0 and s140
I want to read a sensor data over uart and then advertise it but the advertising never starts after reading over uart even though...
IDE: Segger Embedded Studio
SDK: 15.2
Mesh SDK: 3.1.0
Im working on adding light lightness model to the mesh SDK and it requires doing an equation like sqrt(x * 65535...
Hi all,
I am working on a ble_app_uart sdk example thereby I can connect the bluetooth of nRf52840 to My mobile. I want to read the temperature and send it to my Mobile...
Hi, I am attempting to set up a nRF52840 DK as a BLE peripheral, and have been following the basic setup instructions at infocenter.nordicsemi.com/index.jsp . However, when...
Hallo everybody,
I successfully implemented on the NUS example the Pairing with the Passkey with the following Peer Manager configuration without LESC.
and the BLE...
I've written a DFU client in python. I'm trying to add the ability to restart a failed DFU without having to resend the whole file. I can see that the init packet is saved...
I cannot find an example project for using the PDM module on SDK 15.3.0. Can you please direct me to where I will be able to find such an example project?
Thank you.
HI,
i am using nrf52840.i am sending 500bytes from peripheral to central with the time interval of 100 millisecs. for 5 minutes its working fine,but after 5 minutes the...
I use nrf_uart_master by one side and application realising uart periphireal role on the other side. (It is for debugging. In production Central role will be chip.)
Connection...
