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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi,
I have the following set up:
The remote: nrf51822 acts as central
The wheels: Each wheel has nrf51822 acting as peripheral.
The remote needs to first connect...
My application needs to be notified of large current draws due to the activity of the nRF8001. The active signal works fine for this purpose, but why is it available only...
What is the typical expected receiver sensitivity when performing BER test (1Msps, 16 byte packets) of the radio module ? The spec refers to 2 values: -93 and -96 dBm (p.231...
Hello,
We are considering merging the Eddystone and iBeacon features together, packet types toggling at each interval tick, then we assumed that we should take the Eddystone...
My device is sending a beacon under DEBUG, but not under RUN.
The issue started when I converted the scan_and_forward example to use a 16-bit device address.
It steps...
Dear Sir or Madam,
I'm using a dev kit with the nRF52832 to realize a project in school. So my work contains two wearables and both include the nRF52832. Now I want to communicate...
Hello,
is it somehow possible to calculate the distance of a BLE enabled and advertising periodially cell phone to a turnstyle gate.
There are for example 10 turnstyle...
Hello,
I'm trying to update from Mesh SDK 1.0.0 to 1.0.1, I've followed http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.meshsdk.v1.0.1/md_doc_getting_started_how_to_nordicSDK...
Hi all,
I would like someone give me a suggestion about timers.
in my current approvement I am using an RTC timer with 32k crystal to control my sleep times it is power...
Hi there,
I have an nRFready Smart Remote 3 in front of me to evaluate for development of an upcoming product. I've had a look around the forums and documentation, but...
I’m currently making some measurements with a power analyzer on both, our own hardware design with the nRF52840 (Samples B) and the nRF52840 Preview Dev Kit.
I took the...
Hello Community,
this is my first question, since I could not find any clue on the internet and here on the devzone.
Problem:
I need to read/write a value to a GATT...
Hi,
I compiled (using ARM GNU) and run the USB CDC ACM example found on SDK_14_0_0. I have windows 10.
Windows 10 do not reckognize it as a CDC device and instead I...
