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...
I am using the nrf52832 to communicate uart with hw flow control and a baudrate of 9600 and fifo.
Everything is going well most of the time, but sometimes the other device...
I write an infrared receive driver on example ble_app_uart with softDevice 6, but it not work after I use softDevice 8.How to fix it ? Is there an offical infrared receive...
I'm trying to generate a 1kHz PWL and call a function every 1ms the code is below.
My initial though was to set TASKS_CLEAR once the timer reached the max pwl value.
Oddly...
Hello,
I am using multilink central example to connect to multiple peripherals. But I am facing a problem in connecting 2nd device.
After connecting the 1 st device, upon...
Hi,
the S130 supports multiple connections for the Central role. Is it possible to connect to multiple devices at the same time? E.g. calling sd_ble_gap_connect() asynchronously...
Hi,
My aim:To change the UUID,Major,Minor value beacon
What I Have done:I created one custom service with 3 characteristics.Each characteristics for each parameter.I am...
When compiling C++ code that includes ble_gatts.h you get errors like the following:
C:/....../nrf51822/Include/s110/nrf_svc.h:21:6: error: impossible constraint in...
Hi,
I can execute the heart_rate_collector example code on Ubuntu PC when driver is communicated through Segger JLink. But I'd like to use GPIO pins of nRF51-DK as communicating...
Maybe I should post my all the code here.
I want to generate two kinds of PWM1 and PWM2,used by the code as follows:
static volatile bool ready_flag;
APP_PWM_INSTANCE...
Hi everybody.
I make an application which combine ANCS and NUS services on PC100028 (nrf51 SDK 9.0.0)
This application works properly when I use IOS device which installed...
What does it mean if I set my advertising timeout with this macro (which is equal to zero)? I would expect that it would advertise forever but instead sd_ble_gap_adv_start...
The latest TWI example I can find is from 4 SDK revisions ago and uses old libraries. Is there a sample using the nrf_drv_twi library that is recommended for current development...
I'm experimenting with the relay as well as hrs and rscs demos. Basically, I want to check at startup for IRKs stored in flash on startup in the peripherals. I'm only working...
