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 all,
I know that there is a field "address type (public/random)" in white list.
When a scanner send scan request to an advertiser with public device address. this...
I have used the nRF5_SDK_11.0.0_89a8197\examples\ble_peripheral\ble_app_proximity\pca10028\s130\armgcc for my project before I had the final PCB. I have tested my code on...
Hello,
I was wondering why I am not getting a theoretical sampling rate as I set them to with a timer.
I am using PPI to trigger a SAADC sampling with the timer to set...
Hello!
Nordic UART Service (NUS) is a pretty handy way of implementing a serial data transfer service over BLE. The nRF Toolbox on Android makes it very easy to test it...
Hi,
While this is not related to Nordic Semiconductor products, I think we should incorporate Captcha system during user registration. We had some spam in the morning and...
I need to be able to actively set the value being incremented in the Timer2 register on the nrf52 (what I believe would be it's main register). It seems that this might be...
Hi,
is there any example how to reset the hole device? Are there any example codes for using something like system_off or system_on ?
Best regards Nils
using S130, SDK11,
when it connected the heart rate sensor A and eveything is OK.
but when it disconnected the sensor A and connected the sensor B
the connecting...
Hi guys,
I am trying to create a Dual bank DFU bootloader (BL) program for nRF51822 which will be able to update the SoftDevice and bootloader no matter if the "Enable...
Hi,
Sorry if the answer is obvious but I'm not getting it :-)
I looked at ble_app_uart, more specifically the uart_event_handle function and its interactions with app_uart_fifo...
I want to access an SPI-only sensor device from a Blend Micro.
There is a need to avoid collisions between the two uses of the SPI port for the sensor and the nRF chip...
I just made it to upload the example to the device. I'm new into firmware development btw.
I changed the timeout so the beacon will stop advertising after 120 seconds but...
Hello, I have implemented the code below for my project
based on switching central and peripheral role in S130.
The code works fine on the Devkit PCA10028 but on porting...
In compatibility matrix it is shown that s110 v 7.3.0 is compatible with nrf51422 when using SDK 7.x.x. But when I downloaded s110 v7.3.0 in its name and specification documents...
