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'm working with uart on the nrf52832 and I'm facing an issue related to the baudrate.
In this post a formula for calculating the baudrate given the register value is given...
I'm setting up the message structure for usage in a sensor Model. The sensor readings may be represented by different data types (e.g. float, integer). How is this best handled...
I'm using nrf52832 and building projects on it with the help of sdk 14 and sdk 11 for BLE. Now when I load my code for example the BLE HRS it loads properly with no error...
Hello,
I've upgraded my machine to Windows 10. I can't get Master control panel to work. I keep getting the error message:
No response from master emulator
...
Hi, I have a general question for BLE advertising, if several BLE peripherals broadcast simultaneousl(the advertising packets contain information the peripherals want to send...
1、how long will it take for me to cache?
Once I call sd_ble_gatts_hvx, assuming tx_queue is large enough, how long can I cache data to softdeivce?
For example, I called...
Hey, I'm just starting to develop an ANT device on the nRF52 devkit and am trying to modify the provided example to gain an understanding of the functionality.
What I have...
Hello,
I'm designing a board in which cost is a very important factor. I don't need a lot of the GPIO pins of the nrf52840. Are there any 2 layer reference designs available...
Hello All,
I have the following queries on low power consumption mode,
To update you on power saving tests that we performed at our end, here is our observations:
...
Hi all,
We need to develop a communication channel between 2 Controllers
One is Master controller and another is Slave controller
Master controller will send Data...
I'm developing a central providing NUS client service to multiple concurrent peripherals.
I use nRF52832 DK and SDK14.0, s132_nrf52_5.0.0.
I Want that NUS central can...
Hi,
I am working on another project.
I want to make BLE and USB BULK communication operate at the same time.
My development environment is Keil,
It uses nRF52840 and...
