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...
Hi,
I have setup my system for working with nrf51822 with openOCD and STLink to program it. The blinky went well. But now when i try to program it i get the following error...
I have just concluded a three year development using TI's Tiva ARM M4 chips, writing both bootloaders and applications.
I am using an RFduino to explore BLE.
I have...
Hi all!
Today I run tests in a public place (some Art Design College) and it looks that radio environment, that exists in the place, kills nrf51 completely....
My guess...
Hello.
I want to flash DFU bootloader with keil on chip nRF51822-CEAA (256kB flash, 16kB RAM). I'm using s130
The areas i write to are:
IROM start: 0x3C000
IROM...
I was wondering if it would be possible to add an event for Service Discovery (and other similar BLE stack events) that could be detected by user applications. Per answers...
hello there i have two nrf51 dk kits. now i want that one act as central and other act as server.
i want to communicate between two. can you tell me how to do it??
i think...
hello all:
IN s310 multiprotocol--ble_ant_app_hrm example ,I open the macro BONDING_ENABLE, then i compile,there is a error
......\main.c(674): error: #136: struct ""...
Hello,
At the moment, we test the “Power Off” Mode for lower energy consumption of the nrf52 Preview Developement Kit (V1.0.0) in our project and I have a question about...
Hi,
Does anyone have some simplified DFU code for IOS/Xcode they are willing to share? I am looking to integrate DFU functionality into our app. I looked at the nrfToolbox...
We are a small start-up developing low volume product and paying 2500 USD to Bluetooth SIG for listing our BLE device in their EPL is too expensive for us. Is there any option...
I'm looking for a way to let my device "nrf51822" to be connected only to my own mobile app.
I'm wondring if you have already a Nordic solution that I can use ? (tutorial...
Hello friends,
I'm having MDBT40 EVB which is cheap one as compare to other but with lack of build and debug support. But i dont know how do i flash my hello world blinky...
developer.nordicsemi.com/.../a00935.html
The doc seems to provide only write functions.
And, the flashwrite example doesn't show how to read from flash even after device...
