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 saving data to the internal memory of the nrf52832 processor. When the data size increases, the processor starts to slow down. Does anyone have a solution for this?
I'm using spi_transceive_dt() to write a register read command then immediately read back 16 bits. However, despite having a receive buffer of 16, only 8 read bits are transmitted...
Hi there,
In Zephyr 3.6.99 I see a promisive function to make sure that the logging buffer is flushed at a certain moment of time: log_output_flush . It is using a pointer...
I used FOTA download library to download a new image from http server , then update the image by swapping the 2 images Now , the old image is in the external flash and the...
Hi,
My customer is working on their PTCRB certification. They need to complete USIM testing and they could not find information on device voltage support per ETSI 102 230...
We're developing an LwM2M application based on the lwm2m client sample with the goal of sending data to ThingsBoard as our main telemetry platform.
The Application in based...
Greetings, Our system consists of three BLE sensors using an nRF52840 to send data back to a central tablet or PC. We are receiving reports that the sensors take a long time...
I've been searching threads on this topic on DevZone and I found a couple that concluded that MCUBoot can work with external SPI flashes, but not with an SD card.
Is that...
I am using PHYTEC link board eth ( https://docs.zephyrproject.org/latest/boards/shields/link_board_eth/doc/index.html ) as ethernet shield using SPI on nRF9161.
I updated...
Hello, per the PPK2 user guide, I see that the switching during auto-ranging can cause measured current to be higher than the actual current due to inductance.
To be clear...
Our products use NRF52832 chips in production, and now the finished product needs to do an SRRC certification, but I need to confirm whether the original factory of this chip...
Hey, I need to set characteristic length for a PTS test to MTU-1 Otherwise the test case GATT/SR/GAC/BV-01-C will failed with the message - Failed: Cannot find characteristic...
hello:
My project is based on "esb_rx",NCS2.5.1,nRF52832.I need a Unique address for my product ,so I add flash read/write function for my projict, base on "soc_flash_nrf...
Hello,
I build the ZBOSS NCP sample from NCS v2.6.0 for the nRF52840 dongle. I use the optimization flag -O2 (for speed) in the build configuration (VS Code NCS extension...
Hi,
we are facing an issue of loading the application written with nRF Connect SDK to the nRF52840 which has nRF5 SDK's secure bootloader. Update process should be performed...