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 need a mutex and I found this information at the ARM site: infocenter.arm.com/.../index.jsp
Is there anything I should be aware of in using this technique to implement...
I have a central device , that acting as a gatt server. the service is customize, and 128bit- primary serivice UUID ,its characteristics' UUIDs(128bit) are all known, how...
How are the four RAM banks divided up in the nRF51822? Is it an even split of the 16K total RAM (i.e. 4K per block)?
Furthermore, can I expect strange results if I turn...
Hello, sirs.
My question is how to configure clock in gazell protocol on nRF51822
I look at the example gzp_dynamic_pairing but that does not have a code part of modifying...
I want to stream data continuously from a sensor to a host, using BLE.
Using the nRF8001, I have defined a GATT server, with notification.
From an Android phone, I open...
Can the nRF51822 handle more than one connection at a time? I suspect that the answer 'no' based on some indicators, but it'd be good for me to get a conclusive answer. Thanks...
Hi,
i need to handle a button detection Time, i mean when i push the button for 2 seconds something should happen. How can i use the app_timer_cnt_diff_compute function...
Hi,
I have been experimenting with the master emulator .dll - I started with the HidDemo project which is written in C#. This seems to work perfectly well.
I have rewritten...
Dear Nordic Developer Zone,
I am working on a BLE application using nrf51822 with softDevice .
My aim is to be able to redefine which GPIOTE channel my PPI is using...
Hi ,everyone:
i design a pwm driver ,that contain one timer(TIMER2) and 4 ppi interface.
1.pwm(ppi and gpiote)
Now,i have a problem with it not be Synchronous .when...
