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 all,
when I follow the blog as below, find the actual output is not same as expected.
Adding a Peripheral to an NCS Zephyr project - Peripherals And RF Test - nRF Connect...
Hi Everyone,
I recently purchased the NRF52840 DK with a PCA10056 designation. I connected the DK to my Windows 7 laptop via the USB. This resulted in the JLINK(D:) drive...
I have a custom board with a nRF52805 module but I don't understand how the SDK works.
I followed some guide to simulate nRF52805 software, I had to patch some files in...
Hello,
I add sd_ble_gap_phy_update() in the ble_evt_handler() as below:
case BLE_GAP_EVT_CONNECTED: { ...... ble_gap_phys_t const phys = { .rx_phys = BLE_GAP_PHY_2MBPS...
The CONFIG_CLOCK_CONTROL_NRF_K32SRC_EXT_FULL_SWING=y Kconfig option causes kernel booting to hang at line 505 of clock_control_nrf.c.
This is on the v1.7-branch of NCS ...
I have created a custom board containing the nRF52832. I have two copies. The first board works, meaning that I have flashed the code to it using the DK52, and I can power...
Hello,
I have been evaluating the nrf9160 DK board. And my application is using mbedtls (vanilla) and TFM (Used https_client as a starter project). The problem is that with...
Hi,
I'm new to nRF/Zephyr development and trying to integrate the OV7670 camera with the nRF52840 board. Since there was no driver for this particular camera I ported the...
I'm having a problem with what should be a very simple exercise. I'm trying to compile the Zephyr sample subsys/cpp/cpp_synchronization after adding #include <string> to the...
Hello,
I am trying to read data from LS2DE12 accelerometer MEMS chip via I2C bus and I am seeing only zeros for all 3 axes.
I can write to the various registers successfully...
Hello, I ran the nrfconnect (ver 3.7.1) in Power Profiler (ver 3.1.3) in BLE advertising.
When I run the source mode on 3000V I get normal peaks (20mA), however when I run...
Hi,
I'm interested to use AGPS in my project. Looking into AGPS example (link below) , I want to prevent using low power mode since as far as I know using this command you...
Power Profiler software returns an error after I updated it to v3.2.0 with nRfConnect v3.8.0.
Error message: Error while probing devices: EnumerateWorker json error
Resulting...
Hi,
I am working with nRF52833 DK with nRF Connect SDK. All was going great until I had to add a GNU GSL library. I need it because I need matrix multiplications with complex...
