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...
Hello,
I would like to modify the code in the Android-nRF-Blinky application so it can scan for devices with a specified major value. After you click on the device, I would...
We are using the latest master of pc-ble-driver-py. Pairing using a passkey fails frequently. The problem seems to be that the frame with the passkey contains a corrupted...
Hi,
Let's say I have 2 nrf52 Centrals in a room , now - I'm adding a peripheral and I'd like it to connect to the central with the better RSSI ( out of the 2 )
My idea...
Since there is an operation that does not know whether the behavior of Central is abnormal, please let me ask a question.
In Central, call NRF_SDH_BLE_OBSERVERS (). The...
Hello,
Could you tell me how to confirm the values for FRASH_START and SRAM_START?
I use nRF52 development kit(nRF52832), nRF5_SDK_15.3.0 .
I am following the Getting...
Hi,
I am creating an application in which there are ~12 elements per device and could have >20-30 devices. I would like to individually address each of these using a serial...
My HTC Nexus 9 tablet OS 7.0.1 does not see the advertisements from an nRF5840 dongle running the BleHeartRateMonitor demo from pc-ble-driver. All my other Androids do. Is...
This question may have been asked before. I did find one related question but it was 3 years old and several of the links in it no longer exist. The choices were also considerably...
Hi,
i'm using nRF5 SDK 15.2.0 and nRF5 SDK for Mesh v3.1.0 using the examples light switch client and server. the clients getting data from my sensor over the UART and sending...
Versions:
Windows 10 Enterprise: Version 1803
SEGGER Embedded Studio for ARM (Nordic Edition) V4.20a (64-bit)
Python: 3.7.4
pip: 19.2.3
west: v0.6.2
nrf repo:...
The nRF5SDK has a rich set of examples illustrating extensive use of the BLE APIs, including full examples of the Blood Pressure profile and other health device profiles....
Hi,
I am using nrf51422 dk board using sdk 12.3 and soft device s130 in keil5 ide. In our project i am using nrf51422 board as central and other controller Bluetooth board...
