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 want to make BLE peripheral app for send data to via UART but i don't know about which sample good for my purpose? so please tell me which sample good for my requested...
Hello
I have a very strange behaviour with debugging the mqtt_simple example for the nRF9160. The example is crashing in debugg configuration. (This happens with Segger...
I am using Nordic SDK 14.2.0 with the pca10040 and I want to integrate the Buttonless DFU functionality into my project (started with the Nordic BLE app template).
I tested...
Hi All
I want to add some custom source files (.c) & header files (.h) to an existing project.
I tried adding it by right clicking "Project app/libapp.a" branch of the...
I'm getting started developing an app for nRF52811. have worked with nRF52832 before. I was wanting to start my development on top of the basic ble app template project, from...
Hi,dear engineers,
I refer to the examples in nRF5_SDK_14.2.0_17b948a\examples\ble_peripheral\ble_app_buttonless_dfu\pca10040\s132. I Port it into my own program. it seem...
I try to send the NRF_LOG_INFO() messages over a own backend interface. I tried to add a new backend with nrf_log_backend_add() and enable it with nrf_log_backend_enable(...
I am trying to do Secure DFU through WebUSB [1] . I need suggestions to move forward.
Some starting points I found :
DFU Protocol
I did saw that SDK 15.3.0 outlines...
Hi all
nrf52840 Development board,sdk is nRF5_SDK_15.2.0_9412b96 ,PC is windows 10 .My testing master device is cell phone(Huawei HTC and so on,android system),and using...
Hi all,
Our custom board has 2 MCUs connected each other via UART to implement 2-chip configuration.
One is the main MCU which has Cortex R4 and the other is nRF52810...
My company has developed an application in Python3. We need to integrate the pc-nrfutil scripts ( https://github.com/NordicSemiconductor/pc-nrfutil ) with our application...
Dear All,
I am measuring VDD and VDDH using the internal SAADC. In normal mode (VDDH not connected to VDD) the reported results are good (3.0V and 1.8V for example). But...
I am trying to use PN532 on nRF52840. Nordic SDK has an example Adafruit Tag Example but it is for nRF52832. I have ported the example but it fails in TWI Communication. ...