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 am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
I'm using the UARTE peripheral via the UART driver code in SDK v14.2. Due to transfer size and SoftDevice timing I have to use the double-buffered receive method (by calling...
Hello,
I am trying to make a beacon start advertising on a long press of a button. Using this as a reference, I implemented a timer as follows:
this is the flag to keep...
Hi!
I am using SDK15, my application is based on app_ble_uart. I have added my proprietary characteristic to NUS next to RX and TX Characteristic with quite a success. Now...
I use sdk14.2 nrf52832 as the primary, connect two iphone peripherals, iphone is connected to broadcast, when I turn on both peripherals, sometimes everything is normal, sometimes...
Hi
I am a beginner to BLE based products, i bought the nRF51822 devices hoping to create a mesh network. The problem is i have got the development boards but i am not able...
Hi there,
I'm new to Android BLE development and simply trying to read out a BLE temperature sensor that encodes the temp. in the service data from the advertising packets...
Dears,
Can I know NFC Tag memory size?
In case of NFC record_url, total flash size is 13.4KB and ram size is 17.9KB to use SDK15.
I am curious to know the memory size...
Dear Nordic Team,
We are currently evaluating the nRF52832 / nRF52810 for our product, a solar powered wearable designed as part of a safety system in the sailing sport...
My Setup: -> OpenWRT Chaos Calmer 15.05.1 -> Kernel - 3.18.23 -> MCU - nRF52832 Custom Board -> SDK - 15.0.0 -> IDE - Segger Embedded Studio
I am able to start a 6lowpan...
Hello,
I would like to know from were i can get release history for Nordic device family pack.
I can find Zip file for downloading different Nordic family packs but wit...
We want to support low power end device sleepy so do the MESH SDK 2.0.1 has the support of Friend and low power mode support in mesh SDK? I'm using nRF51822 SoC .
How are multiple messages to the same device/group/broadcast managed in Mesh?
I have a system where two switches control single light bulb. If both the switches try to turn...
Hi,
I am new in BLE.
Can anybody please explain me, how does tx_power_service works.
And how does it calculates the RSSI value.
Thanks in advance.
Varun
I am now based on nrf52832 SDK14.2 development, as a slave, when nrf52832 and mobile phone Bluetooth link, I want to know the current connection interval, how can I obtain...
