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 have read this ticket which discusses Qi protection to the NFC
I also wanted to better understand if i can protect the circuit with ESD/TVS diode.
It is more ...
Hi all
We are reviewing the homekit HAP function in zephry-based nrf52840 and nrf5340.
It's a rough question, but how much will the binary size increase if the function...
I have a finished product (a very simple wireless remote control with a button) based on two nRF52832 chips and I need to determine whether the communication between the two...
Hello,
I would like to change the default format of a custom characteristic to be a string format. The new characteristic is 8 characters long. This is the code;
Neither...
Hi,
I would like to read a large data file from SD card and send over BLE from my device to an Android smartphone. I have adapted the ble_app_uart example into my program...
SDK: 15.3.0 SoftDevice: S132 Device: EYSHJNZWZ (nRF52832)
I am considering adding the following bootloader to my project. nRF5_SDK_15.3.0_59ac345\examples\dfu\secure_bootloader...
I'm trying to distinguish disconnect reasons for debugging purposes. I've been able to glean that
BLE_HCI_LOCAL_HOST_TERMINATED_CONNECTION means that my device initiated...
We use a gpio to control the system power. This gpio need to be kept high when system is running. If doing a soft reset, this gpio will be low. System will power off directly...
Hello,
I am having an issue with Zephyr, it constantly reboots the system because of stack overflow.
Sometimes in these faults, it says "Fault during interrupt handling...
I am trying to use RTC to get timestamp (to get current time). So, I am using FreeRTOS which uses RTC1 by default, libuarte which uses RTC2 and I am not using softdevice as...
I am trying to program my Thingy:53 with the Edge Impulse precompiled application firmware which I downloaded from the nordic website. The nrf Programmer Desktop app is showing...
Using NCS 1.7.0 with a an nRf9160/nRF52820 split Host/Controller as a peripheral and an nRF52840 as a central. I can connect to the peripheral with my central fine and write...
hello Nordic
i am working with ncs 1.7.1 (soon we are moving to zephyr 2.9)
i want to add a driver self test functionality for some of my drivers so in my application...
Hello We have been using the RSA example found in the nrf_cc310/rsa which uses INTEG_TEST_PRINT, a mask of SEGGER_RTT_printf, for debugging. When using NRF_LOG instead of...
