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...
Hello.
I'm having problems building example project from SDK using Segger Embedded Studio.
I'm using Segger Embedded Studio V3.30 IDE on Linux - Ubuntu 16.04. Using nrf...
I have a 24L01 + evkit in my hand and I want to burn my own program on this board, but I do not know how to burn it in. I have the following 3 questions:
Question 1: Where...
I have SD 4.0.2 + 13.0.0 secure debug bootloader, and I am trying to update it to SD 5.0.0 + 14.0.0 secure debug bootloader. It transfers the data, goes to 100%, but after...
Hi
I am currently working on a BLE mouse device. NRF52832. BLE part works well. However, the mouse stick part is using ps2 protocol. I didn't find USART in NRF52832.
...
Hi,
We face an issue since some days, i hope you will be able to help us.
We try to keep a BT connection between in nrf51822 chip and an IOS application put in background...
Torbjørn Øvrebekk from Nordic has made an example showing how to use AES CCM HW.
It does "work" self-consistently during encryption & decryption.
However, I think I found...
Hi everyone,
I am developing a remote control using nRF52832 chip. My prototype is currently developed in PC10040 board. The IDE is Eclipse Oxygen, and the SDK is S132...
was just wondering if there is a difference between the nRF1822 BEACON and the nRF1822 QFAC-R7?
the first one cost around $30 and the second one cost around $6.
I found...
Hello All,
I am trying to publish sensor data retrieved by nrf52840 to AWS mqtt broker.
has anyone ported amazon web service embedded C IoT sdk on nrf52 ?
Any suggestions...
I'm experiencing issues when porting a working app based on the BLE HIDS examples from SDK13 to SDK14. I now basically rebuilt the application from the SDK14 hids keyboard...
I was building a prototype on my nRF52DK. Before the weekend it all worked fine, switched it off, came back after the weekend and now I get the "Could not power-up debug power...
I made boards with the nrf52832 chip and the MAX8808X chip. The MAX8808X chip has battery monitoring. But I do not know what to do.
The number of GPIO pins connected to this...
Hello,
I downloaded the recent SDK 14.2.0 and installed nRF5x_MDK_8_15_0_IAR_NordicLicense.msi included.
When trying to load the ble_app_template in the dev kit I don...
Hi,
I have a custom PCB board with a nRF52832 and a motion sensor.
I cannot use a signal analyzer on the output from the sensor because of the shape and small size of...
Dear nordic employee
my purpose is send a data the length is from 150 to 273
when my server device send data by sd_ble_gatts_hvx（the send length is fixed 10 bytes） ...
