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...
Hello, guys!
We started designing our custom nRF9160 SiP based board. We currently feel that the most challenging would be to design the part around LTE/GPS RF networks...
Hi,
I have been working on an application for the nRF52832 using SDK 15.1 (this project started right before SDK 15.2 replaced 15.1, and I am planning to update to 15.3...
Hello,
Is it possible to provision only specific devices. Let's say I have box(with NRF52840 client that will send data to selected devices and NRF52840 provisioner). These...
We would like to implement a USB dongle with the nrf52840 with the following features:
uses USB CDC-EEM
uses DHCP to get an IP
uses some protocol to connect to a server...
I am using SDK 17 and nrf52840. There is one central and multiple peripherals. The peripherals are divided into different groups with different names. The central can decide...
Hi,
We are now testing the new eDRX provided by our operator.
We are analyzing the current consumption depending on the eDRx period to choose the best eDRX configuration...
Hello
I'm working on sdk v17, and I copied the previously created project to sdk in the new path. (to use some of the functions of the previous project as they were) And...
i build app Android and use https://github.com/NordicSemiconductor/Android-BLE-Library version 2.1.1.
I want to connect multiple ble device and communicate with them.
...
Hi, all
I'm using nRF52832 pc10040, s132.
This is ble_app_uart_c example, and I'm trying to read my own beacon device's characteristic value.
I successfully retrieved...
Hi,
I am using sdk_17 and nrf52810. I have build a bootloader from the examples folder(examples/dfu/secure_bootloader/pca10040e_S112_ble) for my device. After flashing,...
I have a long PDU which I need to send fragmented by indications.
So in a while loop I populate a ble_gatts_hvx_params_t hvx_params struct and call
error_code = sd_ble_gatts_hvx...
i am following this tutorial to change a Keil 5 project (sdk 12.1.0 S132 )into ses project.
https://infocenter.nordicsemi.com/index.jsp?topic=%2Fug_gsg_ses%2FUG%2Fgsg%2Fimport_ses...
I have a nRF5340PDK, Now I want to know the lowest power consumption of this chip in different condition, such as adv, connect, sleep. But I am not sure how to config the...
Hi.
I am testing sleep mode using nrf_pwr_mgmt_run().
When nrf_pwr_mgmt_run() is called, it is changed to sleep mode, but it wake-up up immediately and it is changed to...
