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,
We've a custom board which has NRF52832 and Maxime. They are connected over UART. ( I'm using ble_app_uart)
What I want is transfer binary data between Phone and...
Hi, i am trying to understand the SDK 17 by building my own libraries such as interrupts, ADC, IIC or so on. I was doing well untill i come across with "LOG". When i look...
Newly purchased nRF51 DK connected via USB cable to a computer. Attempted to program firmware via BLE sniffer and an error occurred (image attached). Connected nRF51 DK does...
I am porting our firmware from SDK v15.3.0 to 16.0.0. I believe I have most of the changes in place as I am able to build the boot loader and get it to execute without any...
Hi
I'm trying to use Crypto but can't get started because micro-ecc isn't installed
The install instructions say:
Enter the subdirectory for the SoC and the toolchain...
I have been trying to bring up a secure boot loader for our product based on the nRF52832 SoC.
I have reviewed three SDK versions (17.0.2, 16.0.0, 15.3.0) and observe the...
Hi,
I know that the QSPI peripheral of nRF5340 allows to augment memory by interfacing an external SPI Flash memory. In addition to the internal memory, does DFU by FOTA...
I use nrf52840 dongle on windows 10 to connect to ble devices, I can connect and send msg to the ble device ,but I tried "att_res, data = self.adapter.read_req(new_conn,BLEUUID...
Hello Everyone,
I'm looking for an MCU that could be used as a master for SPI communication to supply the necessary signals (CS+, SCLK+, MOSI+) to a slave device (amplifier...
Hello,
I have migrated my codebase from v1.3.0 to v1.4.0 of the nRF SDK and have a strange issue now where the serial port is spitting out sleep debugging information in...
Hi,
The nrf52832 product spec shows all the clocks provided by HFCLK and LFCLK. But where can I find which peripheral is using which peripheral clock specifically?
For...
Hi,
I need to read some BLE characteristics presented by a commercial device nRF52-based, using my nRF52-DK, based on the nRF52832 and PCA10040. I don't have the firmware...
Hello experts,
I would like to get my mind clear on this.
I am using NRF52833 for our custom board we are using Zephyr RTOS (NCS v1.4.99) and IDE is segger embedded...
We need to accurately control the time when the Bluetooth advertising package is sent out, so that the two slavers can simultaneously send the beacon data to produce the signal...
Hi,
I am facing an issue when setting up advertising intervals (in connectable mode).
Whatever the value I enter I will always end up with an advertising interval of...
