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 want to start developing a Bluetooth device with the NRF52 DK. For debugging and sniffing purposes to see what is going over the air, use the NRF51 dongle, get a NRF51 DK...
In the nRF52 specification, I cannot find figures for the interrupt latency for event on GPIO pins in different power mode OFF, ON (constant latency, Low Power).
Can you...
Hi. I need to use direct advertising option in my application to minimize the time needed to establish the connection.
Firstly, I set up the connection during "normal" fast...
Dear Nordic Team,
Thanks for supporting.
I am try to work multiple (Peripheral) tag ID read with one central and stored in my PC via UART communication. Which example...
Hi,
I am new to nRF microcontroller and communication . currently, I am working on nRF51822 microcontroller. I am able to communicate between two nRF51822 microcontrollers...
I am trying to modify make file of UART with make file of timer to give the functionality of UART and timer. I created the single code in main c file and added necessary source...
I have an application with my own custom service with a 128-bit UUID (including 4 characteristics). The application has worked so far. Now I try to add DFU service support...
hello all,
do you know if there is a way to disable code optimization only on some part of code?
I use optimization level 1 in Keil (otherwise the code does not fit...
Hi,
If I am honest I have encountered a weirdest problem since I have been programming. Here is the code (function void scheduler_mass_history_handler) which is executed...
Hello,
I have just started working with BLE, and I am trying out trial examples in NRF SDK 12, on pca 10031 board
I am working with ble_app_uart (BLE peripheral)example...
Hello, I'm currently working on a project in which we need to send data periodically (approximately once every 1 to 5 minutes) through a heavily wooded area with as little...
I used nRF5_SDK_12.1.0_0d23e2a, SoftDevice 8_9_0。
The peripheral device name is "Nordic"
After central scan, i want to get the device name "Nordic"，i used the following...
Hello! I am using WireShark 1.12.1, nRF Sniffer software v1.0.1_1111 on Windows 7, and I am having an issue trying to run a long term capture.
I choose a device, it starts...
