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...
Hi everyone,
I'm currently working on MAX30100 sensor and i need to read this sensor data with i2c, currently i'm able to read mpu6050 and 9255. However i don't have much...
Hi all,
My BLE device uses the NUS profile to send data to a connected smart device. At the same time it should also be possible to connect to a RPi/Linux based gateway...
I now use nrf52832 to do development, nrf52832 and mobile phones to transfer the data is relatively large, I would like to achieve For mobile phones that support BLE4.2, a...
Hi Everyone,
I have been experimenting around with the low power SAADC example in SDK13.
I am using PCA10040 dev board and I have programmed it to start/stop ADC sampling...
Hi,
We've been developing an peripheral HID over BLE using Nordic's SDK, connecting with iOS, Android, and Windows devices. (Board: nRF52832, SDK 14)
We've noticed an...
Using 2.0.0-1.beta on Linux Mint 18.
Have installed pyserial with: sudo pip install pyserial --upgrade --ignore-installed
resulting in:
Installing collected packages...
hi ;
now after i maked a successful connection between smart phone and nrf51822 and i could change the state of gpio pin 20 i find a new problem
i want my pin is still...
Hi All,
Just wondering if i'm doing the right thing here.
So i am using the example of the central device to get started.The idea i'm trying to do is to use the central...
Hi,
I am working on my production hardware with nRF52840 on it. I am using MBED OS. What should be the memory map of 52840 for soft device and Application code? I am using...
Here are my system requirements:
A single "Controller" needs to send 4 bytes of data per node.
There are 25 nodes in a system (100 bytes total payload).
All nodes must...
Hello,
Is it possible to use Mesh SDK and create a GATT database for mobile device to connect to? There are no examples for this in Mesh 1.0.0 and 1.0.1 except a simple...
Devzone,
I'm working with the nrf51822 dev kit- specifically with master emuator API version 2.1.8.
Does this current release of the API (2.1.8) or subsequent releases...
Hi Everyone. I am Anthony, embedded software engineer. Now I need to dive into the Nordic BLE world for the new project. And we are going to used nRF51822 MCU. But I have...
Hi there,
On my project I was working using sd_flash_xxx functions to write the whole flash pages or erase it, so I added peer manager to my project and I had to switch...
