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...
First, I flash the softdevice, then I flash the bootloader, then I use a smartphone app to upload an application to the device via BLE.
but, The first operation only. When...
Hello Nordics.
I developed a device that display a navigation information using s110 (nRF51822)
My device receive the road information by an application.
But, when...
Hi,
I'd like to get a timer with 1ms interval or higher resolution, and found some questions about this:
If the app_timer is used, looks like we only can get minimum...
Hello Everyone,
Scenario is i am getting some commands from Master(Android based Mobile App) to start some function , After i get the commands i disconnect from master...
Hello,
I tried firmware over the air update with mbed using the compiled bootloader hex file and it works pretty well.
However, I am back to GCC with softdevice 7.1...
I looked up method about Transferring files.
and became interested about the example of dfu.
if I understand dfu example, I think it would help to me
so..
What...
Dear all,
In my application main function I am reserving 20 Bytes in Flash(using the pstorage_register(), so I can not manipulate adresses directly) , I store variables...
Hi nordic people,
I've tried to run the code from the RAM following this guide. After some optimization in the code I get it work without visible problems. According to nRF51822...
Hi Team,
Can anyone help me on this?
How to decrypt AES-ECB-Nopadding Encrypted frame?
I am not getting desired output. In fact, I am not getting how to proceed in...
I am trying to get buttonless DFU via BLE to work with gcc compiled apps, but it only works on the first DFU attempt. Every repeated attempt after that is timed out after...
(I use nrf51822)
I use two 3V batteries in series.
Therefore Input Voltage of My Circuit is 6V.
My own source was coded as a collection of information.
Oh, by...
Hi,
i would like to know how can i enable the single-cycle 32 bit multiplier buit-in on the M0 Core.
Checking the assembly code every multiplication calls to __aeabi_dmul...
