Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
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...
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...
hi,
I am developing with nRF 52832 on my own board. the code worked fine until I added the UART_init() function. my source code outputs an error message.
i reinstalled...
Hello,
How reset device from code to take effect of enabling access port protection? NVIC_SystemReset() doesn't work. I can read flash using j-link.
Device: nRF52832
Hi all
We are experiencing high current draws that lead to 51822 chip failure under some circumstances. By looking at this thread
https://devzone.nordicsemi.com/f/nordic...
