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...
I reference demo1 of PWM driver example in SDK15.2.0, I make myself PWM driver. the official demo1 use pin17-20 as PWM channal1-channel4, but I use Pin9-P12, I modify the...
Hello,
I would like to measure the frequency of a signal and I use PPI, a timer and input capture to achieve this. Here's the configuration :
The frequency of my signal...
Good evening,
I am using NRF52840 board with softdevice S140 and SDK version NRF5_15.2. I am currently trying to compile the ble_app_hrs_rscs_relay example on SEGGER studio...
Hi ! I have attached the PCB design and schematic provided by Nordic for nrf52832 which is said that its also same for nrf52810.
I wanted to use the nrf52810 board for beacon...
Hi all, i'm Duy
I'm doing my thesis project about Bluetooth mesh. My board is nrf52832 custom board which is similar to pca10040. i want to build a mesh network with several...
Hello, I'm able get an updated battery service value on nrf connect using the 15.2 s112 proximity example on the DK using a cr2032. Then adjusted the clock to LF RC and removed...
Hi,
Let's say I have a door lock module without user interface... no keys nor display but with bluetooth peripheral module. The user pays is room via the application then...
Hello,
I would like to know if it's possible to simply configure all parameters for a BLE connection by a PC software.
The goal is to manage the BLE parameters to measure...
Hi,
I want to create 1 hex file that will contain my bootloader, app and softdevice.
I know i can use NRF GO studio in order to read each hex individualy but it is of...
Hello,
I am using PCA10040 development board based on nRF52832, Softdevice 6.1.0 & SDK 15.1.0.
On the Nordic website, I have verified that Softdevice v6.1.0 supports Chained...
What is the best practice for protecting against ESD for unused pins, should I leave them floating or ground them? I noticed in other posts here that it has been recommend...
Hi!
I use HID example and try to understand in a hid service init for why report_map_data[] with a table.
What is do this array? If I use keyboard example, I should get...
Dear Sir,
I am working on nrf52832.softdevice S132. SDK15.
I am getting the following messages when I try to connect to the peripheral using nRFConnect.
The error is...
