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 am trying a simple btle application where one mcu will send a "help" message and another will respond with its address. The mcu that asks for stores the address of...
Hello,
I would like to implement the nordic DFU protocol natively in a new app as I have historically found it tiresome and buggy to turn the DFU program into a library...
Hello, I am using eclipse app development, to achieve OTA function, use Maven to download DFU library, can not find the library, see your introduction： compile'no.nordicsemi...
I have a BLE circuit utilizing an NRF52832 cpu/integrated radio, necessary impedance matching network and a single ended micro-strip "L" antenna. How can I determine the gain...
I an trying to wake the chip and record the temperature readings when temperature reaches a certain threshold (eg: 80 deg C), can this be achieved using built-in temperature...
I debug the DFU Bootloader through UART,I am sure the APP code is complete updated,but the application does not run when the device is after bootloader to auto soft reset...
Hello:
I'm trying to get an example program ble_app_hrs running on my custom board, because earlier last month I couldn't write the cccd descriptor properly and I suspect...
i try to connect and read and write on my device with ionic2 BLE plugin , i can connect and also write on the device but when i try to read a data from device and use startNotification...
Dear team,
Our customer using "nRF51422 Development KiT8PCA10028)" with "ble-sniffer_nRF51822_1.0.1_1111_Sniffer.hex".
They can check advertising packets, but, they...
Hello,
Here is a newbie question:
I have NRF52832 (sparkfun breakout board) and ADT7410 temperature sensor and, I want to create a data logger. But, i could not understand...
Hii all,
Is there any one started using and succeed with nRF connect 2.0, I installed and open this app, and added two apps two this
After that I launched the app...
hii team,
iam trying to pair my central app with one peripheral device which is generating random passkey while pairing .when central (my App) is sending pairing request...
Hi,
I am using the pin change interrupt example provided in the SDK examples. By setting the input sense to NRF_GPIOTE_POLARITY_LOTOHI, the interrupt handler is called...
Hello, i am a beginner, i have a doubt that my UART project is building without the softdevice being flashed and the output is not seen on the pins. I wanted to configure...
Hello
I want to change the mac address of my device from normal mode to random mode,
I do not know how this does for nrf52832 (NRF52-dk)
Thank you in advance for your...
