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...
The nRF51422 product specification says that you have to use a +-40 ppm crystal for BLE applications.
On DigiKey, there are 2 columns for 2520 crystals: frequency stability...
Hey,
I just want to know if anybody sucessfully connected HDMI CEC (One-Wire bus) with the nRF52832.
I would be very grateful if anybody could share the library or give...
Hello, I downloaded the ble_mesh_v0.9.1-Alpha source code from nordic website, and tried to port it to my pca10056 devboard.
When doing so, I noticed that some function...
Hi All,
I would like to use FreeRTOS in my project. I try to play with the examples/ble_peripheral/ble_app_hrs_freertos project.
I have enabled logging with RTT. The...
Hi, when reading BLE Mesh specs, this paragraph caught my attention:
Messages may support a delay parameter that indicates a delay between receiving a message and
starting...
nRF5 SDK v13.0.0
Release Date: Week 11, 2017
Highlights:
Implemented a new license scheme for the SDK distribution. See the
documentation folder for details....
Hi,
I am using "nrf5 sdk v11.0" ble_peripheral "ble_ancs_c" example for nrf52_DK(PCA10040) .
When i connect to the my ios device then accepted pairing request then i am...
is it possible configure the QDEC to single phase, i am using one omnipolar hall effect sensor i am wondering if i can configure only phase A ande use it, is it possible ...
Hi, I wonder why my pwm uses so much power in WFI mode. It uses around 470uA and when I do not use pwm that current is around 1.8uA. I tried to disable pwm but without success...
if i am not wrong the connections i found is as i shown in the image..
the module doesn't show up in my ide tool (keil ) although my kit works fine but i need it for standalone...
Dear Nordic Team,
I am work DFU with ble_app_uart example , as per the info center document : infocenter.nordicsemi.com/index.jsp and also followed by the example for ble_app_hrs...
when use the sd_ble_gatts_hvx() send data and printf() the value below
p_ble_evt->evt.gatts_evt.params.hvc.handle
p_ble_evt->evt.gatts_evt.params.sys_attr_missing.hint...
how to save a problem,if one Thread use sd_ble_gatts_hvx() send many package ,but i use vTaskDelay(50)( the freertos delay api ) when one package send ,then send another package...
ru.txt ra.txt Can someone help out in this. There is no option to capture the data in RTT. Somehow I am not able to take a screenshot directly from the Windows on my MAC.
i to all, I have just bought NRF51 DK from arrow.com I couldn't found one in Turkey. I am not new to C programming but I'm new to ARM architecture. I will be brief. I want...
