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, I'm practicing this blog; Segger Embedded Studio - A Cross Platform IDE
on the following environment.
64-bit Windows 10 desktop
SEGGER J-Link 6...
Hello,
In our product, we would like to select LFCLK from the following choices instead of external XTAL.
NRF_CLOCK_LF_SRC_RC
NRF_CLOCK_LF_SRC_SYNTH
However...
Hello developers,
I am developing a smart padlock using nRF52832 SoC and plan to launch it on kickstarter. By far I have successfully made prototypes using HRM code as...
Hello everyone, I've been trying to solve this problem for several days.
Hello everyone, I've been trying to solve this problem for several days.
I have developed a custom...
Hello!
I make peripherial device with some custom services. It is connecting with smartphone. i need secure access with it with passkey (pin code).
My last result is when...
I have one Service UUID and its only two characteristics UUID which is Tx (App to BLE) and Rx(BLE device to APP) to get different type of data e.g. Heart rate, Sleep data...
Thanks for your help עוטד. I want to use BLE / beacon technology in order to track items that pass-by in high-speed and close proximity (0.5m). This means I only have a few...
Hi,
I am using ble_app_hrs_c as the base for central. I have included 5 characteristics in the peripheral and central side. How to make ble_nus_c_rx_notif_enable() to notify...
ble_gap.h Hi,
At the moment, when a link loss is detected (in a connected mode), it takes around 3 seconds for it to be identified (with DISCONNECTED event). Is there a way...
Hi,
We are using system-off mode to save power in our device which uses nrf51822 chip. Our application requires regular wake-ups using RTC interrupts.
But the wake up...
Hello!
I know that nrf51822 beacon advertising packet consists of the following seven data fields:
Vendor ID
Service
Data payload size in bytes
UUID – manufacturer...
I would like to develop a BLE keyboard using nRF52832.
If you know the example source code, please let me know.
And can USB BLE Dongle for Desk-Top PC use the following...
Hi team,
I am trying to figure out how mesh network works. I do experiment with nrf52832 develop board and nrf5_SDK_for_Mesh_v0.9.2-Alpha. After I flashed light_control_server...
I have an app that requires BLE stack to be re-initialized, however it seems that if you run
ble_dfu_init();
more than once, it crashes
Upon further inspection...
