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...
Dear Nordic,
Is there any documentation available,how the random pool works and where is expected that SoftDevice offers something and when it is blocked? And if there...
I'm interested in using this kit in a commercial product and would like to know if the beacon is already FCC certified.
Currently, it would only be sold in the United States...
Hi,
I used uart_example from SDK v4.4.1 where I continuously transmitted a character 'A' to the serial port
As from the discussions I found in devzone the output will...
Ive searched thru a few of the communities out there for an answer to this, but I am still not sure. I appreciate any help with my newbie questions :)
I need a home automation...
Hi,
I'm trying to compile the ble_app_beacon firmware found in nrf51_sdk_v5_2_0_39364/nrf51822/Board/pca10001/s110/ble_app_beacon with the gcc toolchain on MacOSX, but...
Hi,
I tried ble_app_hids_mouse with Android 4.4.2, it can work properly for first time connection. However, it cannot be re-connected after switching Phone's Bluetooth...
Hi,
Been testing the ble_app_hids_keyboard that comes with the nrf SDK and have some questions.
Notes:
The PCA10001 EK is V2.2.0 (2014.04)
I downloaded the...
Hello,
I am doing some experiments with 2 pca10001 and the ble_hrs example (with s110, s120). As it works well, I would like to mofify this example to fit my needs. I only...
Someone has a working source code (can be Keil format) for the PCA10005 and/or nrf51822-AK (China made) board? I tried the sample at "\nrf6310\s110\ble_app_hrs" but it seems...
The BLE specification core 4.0 imposes certain limitations.
Min connection interval 7.5ms
Data payload on connection 27 bytes (the length field is 5 bits)
What...
Hi all,
I want to add 128bit base uuid for each of my three service,but there is a problem ,I add different base uuid for different service ,but I can only see one base...
Hello,
Please be gentle. This is my first time;) .
I am a retired computer/medical electronics/electromechanical device field engineer.
A friend got me interested...
