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...
If I used a nrf52840 bluetooth5 as a server, but customers have iPhones with Bluetooth 4.x on, will the range still be 2x or 4x, as stated by BT SIG?
Did Nordic test the...
Hi!
I am having trouble with DFU. When I try to send new application via NrfConnect, device goes to bootloader, but file transfer is not starting. Only when I reconnect...
I started a new software project on the nRF52832 a couple of weeks ago. I've been using Segger RTT for a lot of debugging with no problem throughout the beginning of the process...
I'm using s110 pheripheral mode in my application. I want it to be in sleep mode and do not advertise untill a central want to connect it. Is it possible, when a central start...
Hey guys!
I face a problem that I have not been able to solve since several days...
I would like to send only one advertising frame every 4 seconds. I do not want to...
I am spending the last 3 days trying to make sure somebody on this plant made it using a mac .
Write a simple program and flash it to the DK. (before we make our own pcb...
Hi,
I'm using nrf51dk board and nrf_log came out correctly on my RTT terminal with built in module. After that I use debug port (P20) to program to my custom module. I've...
Hi,
I have changed in my services so I have added 0x2A05 (service changed) characteristic in my 0x1801 service. But I am not able to read the service.
In didDiscoverServices...
Hi, i'm currently using two NRF52 (1 central and 1 peripheral) using the ble_app_blinky and the ble_app_multilink_central.
I would now like to connect my Android phone...
HI:
I'am an engineer of BLE. And II want PC&Mobile connect my BLE equipment(51822) by type in password like wifi or most of bluetooth Headset.
what should I do. which paragraph...
Hello,
Is there a mechanical specification document for the nRF52 development kit (PCA10040)?
I can extrapolate from the Arduino Uno Rev 3 specification (P1-4 connectors...
hi dear Engineers,
I am affraid to use FLASH to manage PEER data, it is wrong way because of Wr op. limitaion.
Instead of that, EEPROM or FRAM must be used anyway.
How...
Does single bank bootloader in SDK7.1 support ZIP-file ?
I get error REMOTE DFU INVALID CRC ERROR in the end of flashing by nRF Toolbox when I use ZIP.
If I use hex-file...
Hello,
I am trying to implement OTA firmware update using Secure DFU.
SDK - 12.2
Softdevice - s132
Board - PCA10040 (nRF52)
I followed instructions mentioned...
