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 Nordics.
I want make a central device(server) that can collect 6~7 peripheral's sensor data with multi-connection.
The central device will transfer peripheral's sensor...
Hello,
I just want to add SPI master module into the ble_app_uart application, and only add spi_master.c and .h into this project with no any other change, and just call...
Hi,
I'm using gcc with eclipse to compile ble_app_hrs and I get the following error for all the SVCalls like sd_softdevice_enable, etc...
The following error is flagged...
Hi , I need to develop an indoor positioning project based on Bluetooth Low Energy 4.0 in which i have to locate person's current position in home and send it to main server...
Hi all,
I have made my own device manager because the device manager from Nordic is somewhat bloat (in code and resources) and I needed to add a feature, ranking the devices...
I am using the nRF51822 and code base 6.1
How can I program the advertising mode of the beacon to not time out. I am looking to advertise for 10 seconds and then go to sleep...
When I downlaod and program the softdevice version 6.2.1 via nRFgo Studio, it shows Softdevice version as S110_nRF51822_7.0.1 after programming.
Any idea why actual version...
i use nrf51822 for my project, i want to do is when smartphone are pair with my module i store one flage in flash whenever user enter right security key and after reset i...
Hello,
I have purchased NRF51 MBED enabled board. I need some assistance in how to get started. I want to use the KEIL software and I am not able to.
I have downloaded...
I need a reference design of nRF51822 for minimum 1 meter range . The circuit will run from CR2032 battery for at least 24 hours and will take some readings from ADC input...
i am unable to sniff the packets between two devices once the connection is established between two devices..i am using nRF sniffer 1.0 ...
i am able to see only the advertisement...
Hi,
How can I control the PDU error code when reading an attribute.
E.g. Attribbute not found 0x0A. For more info see 3.4.1 Error Handling Bluetooth spec 4.1 Volume 3...
Hi,
I have created a custom PCB that more or less follows the Nordic SmartBeacon design: Beacon_V2.pdf
Instead of BAL-NRF01D3 I used the BALF-NRF01D3 as this is supposed...
