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...
EDIT: I incorrectly reported the Secure Bootloader pca10040_s132_ble_debug .hex file included in SDK 16.0.0 wrote to addresses in the mbr_params_page, I have since identified...
Hi,
I am using ncs 1.5.0 and modem firmware version 1.2.3.
if I keep CONFIG_HEAP_MEM_POOL_SIZE=8192 then my application runs without any issue but
If I set CONFIG_HEAP_MEM_POOL_SIZE...
Hello,
We are implementing NFC functionality on our product. Specifically we're using the Type 4 Tag (Read/Write). Are there any compatible NFC reader/writer modules? I...
In my product I use certain GPIO pins configured as input with the pull up activated to act as sense inputs connected to momentary switches to control the application firmware...
Hi all
I have developed a project on the nRF51-DK board based on the proprietary RF protocol.
Now I have a custom PCB board always with an nRF51822 but only equipped with...
Hi, im running the sdk version 1.3.2 and Im experencing a system crash after calling
spm_request_random_number after the 4th or 5th time
I've already done some research...
Hi i was trying to use simple mqtt sample provided as example with location " ncs/nrf/samples/nrf9160/mqtt_simple" the code was build and run but during lte connection it...
In PCB phase of the product, I used mt8852b to conduct the ble measurement test,When assembling the finished product, I want to verify that the Bluetooth connection is good...
Hi Nordic team,
Summary: Shall we get nRF5340 based BLE mesh demo to test data relay from one node to another node.
Details:
We requires BLE mesh demo sample for testing...
Hello guys.
We use NCS v1.4.2 and Zephyr RTOS to develop the application code for our nRF52840 SoC.
Thanks to your support, we were able to use Zephyr ADC APIs and take...
I want to control the connection to send data for about 100ms, but the service discovery process takes about 300ms. When the service characteristics are known, I want to inform...
Hi, our application uses a nrf52840 module and a nrf52840 dongle. ( sdk15.0.0) in the application.
The central sends data to the peripheral continuously on an event. When...
I am trying to do some power measurements on the nRF5340 using the power profiler.
As suggested in the guide here, I am removing serial support to reduce power consumption...
