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.
I modified multi-nus central example to connect with four peripheral devices. I don't use uart at all, I don't need it, I don't need routing, I just send 16B frames...
Hi!
I am confused regarding NUS, L2CAP, ATT and GATT.
We are using NUS with data length extension to communicate between two nRF52840 boards and want to maximize packet...
Hi, here in the documentation ( https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/nrf/config_and_build/board_support/processing_environments.html ) for the latest...
I have been trying to interface the Witmotion WT901 sensor with the nRF5340 using the I2C interface. I have previously run the exact code on the nRF52DK and it was working...
Due to the allocation of Flash resources, only 100KB ROM for the app , and if we use Keil, we will have about 20KB of margin for additional code development, but we have to...
I'm new to Zephyr and have inherited a project that uses the stm32 h747 disco board. The last build shows:
Memory region Used Size Region Size %age Used
FLASH: 363268...
I'm trying to download a largish file (~167KB) via HTTP/TCP/IPv6 but the modem crashes every time around the same point during the download. It's spits out error 122, which...
Hi,
I just ran into a strange issue and traced it back to a KCONFIG problem... It seems that if I have BOOTLOADER_MCUBOOT and SECURE_BOOT configured "y" I end up getting...
Hello,
I' have problem with CMAKE and Zephyr in VSC. Please, see following error:
[main] Building folder: blinky_13
[main] Configuring project: blinky_13
[proc...
hi,all
I Need add many characteristic with notify in one service,and I wish it can send notify to the phone once the phone enable cccd.
1.tx_handles can work,buf rx_handles...
Good day,
I am developing app by SDK 17.1.0, including ble_nus and ble_hid, I would like to imply fuction to switch between ble_nus and ble_hid, due to some difference configuration...
Hi!
I am trying to subscribe to the power management events that correspond to the following log lines (which I can clearly see in the log):
I have been trying with this...
Hello All,
I'm currently now on the initial phase of development and i wanna to stream 2xIMU data through SPI as for now if i connect only one IMU as Follow
P1.15 SCL...
Dear all and Nordic Staff:
I am learning about dynamic multiprotocols and found examples of dynamic multiprotocols for Thread and BLE in the "nRF5 SDK for Thread and Zigbee...
