why use 50ms and 400ms connection interval for testing the maximum data throughput(2M,247byte payload)?
Because 50ms can only send a pdu , and 400ms can send up to 8 pdu...
Hi,
I am using Keil IDE to develop nRF51822 project.
in main(), the command line
APP_SCHED_INIT(APP_SCHED_MAX_EVT_SIZE, APP_SCHED_QUEUE_SIZE);
has Error : L6218E...
Hello,
I'm new to the Nordic SDK and I would like to ask you for help with implementation of PORT events for revision < 3 in "low power" mode instead of "high power" mode...
Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Hi,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
hello,
again, sorry for the begginers qustion(probablly i will have 2-3(hopefully) in the next few days). I got today the nrf52-dk, and on the back of the nrf52 is written...
I ask the questition yesterday ,maybe i have not expressed clearly.In my project , I have to use three spi in master mode and three twi in master mode to communicate with...
Hi!
In my teamwork we are developing an application for use a sensor module via spi, and share data and comunicate with other devices via Bluetooth.
I've taken care...
Dears,
We are working for a dongle solution to exchange data.
Have any BLE SDK solution via Uart to exchange data between host & client? and that the host is no need...
Hi,
I am using nRF51822xxaa and s130 and SDK 10.0. nRF51 connects with the app(notifications enabled), then bonds with it. Subsequent communications between the app and the...
I connected with RTT Viewer 5.12f with nrf51 DK board.
while I donwload firmware to the board, I got bunch of error message from RTT viewer..and it stop..sometime the download...
I am having two issues with the following code:
When I run this sample code on my NRF52DK (there's external hardware connceted but that does not affect this operation...
Hello, everyone~
I used to see nRF51802 in an official document but cannot find it in the official website. Is there an nRF51802? If so, what are the differences between...
Hello Everyone,
Can anyone give me recommendation of a BLE App for Eddystone TLM (with temperature)?
Till now, I used the Beacon Manager. But I think the App has a problem...
The gpio specifications table lists 3mA for VDD greater than 1.7V and 6mA for voltages greater than 2.7V but what about in between?
Would a linear approximation between...
Hello,
I am trying to fix the UART communication error in a peripheral side.
First of all, the setup that I am using is as below.
[SDK] nRF5_SDK_11.0.0_89a8197
...
We would like to enable the flash protection for an nRF52 application with the typical scenario:
to disable flash reads from the JTAG,SWD interface; only erase/reprogram...
Hello everyone.Recently I try to send some information from a "nrf51822" to phone when they are connected .So I choose "ble_app_hrs" example program,and I add two characteristics...
Hi everyone
I am working with nrf51 and I need to know how much my specific code occupies in the flash memory (I know how much is the available memory).
Thank you
I have two board - 51422AC based PCA10028 and 51822AA based custom board. Custom board doesn't have 32768 OSC.
My goal is to let custom board work with example project...
