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 debugging my applications transitions to SYSTEM_OFF and back again. I am connected to the debugger so I am presumably testing with "emulated system off" which is just...
Hi all,
I wrote a nice library for using an offboard SPI flash chip and am now trying to port it to our master code which runs on freertos.. I wrote the library starting...
hello ,i am using sdk16 with nrf52852 DK i can be able to get time using that nrf calendar example. Now i want to sync up the mobile time with Dk every time i connect with...
Hello, i'm developing some boards with nRF24L01, everything was going fine, i was able to write and read payloads back and forth using modules mounted on 4 different hardwares...
Hi,
We were trying to bring up NB-IOT with a Jio SIM ( India). Seems it is able to connect to network, but no data connection. The sim vendor said to us we need to use ...
Hi all,
I cannot manage to get a proper System Off consumption with the nRF52840.
I use this setup, with devkits as the DUT (powered through "External Supply") :
...
Hi all,
In my current project I have 7 sensors, each hooked up to an own nrf52. I am polling between 8 and 28 byte(depending on operation mode) of data in 10ms intervals...
I created a copy of bluetooth/peripheral example and copied the nRF5340DK board files to make my custom board definitions. The guideby Øyvind A. Sandberg is really good here...
Hello All,
I'm interfacing a temperature sensor ds18b20 with nFR52840, which uses one wire protocol.
I'm using this repo https://github.com/DSysoletin/nrf52_ds18b20_example...
Hello! I wrote my own version of the bootloader for nFR52832. If I go into the loader, check the application and switch to its execution via nrf_bootloader_app_start (), then...
.\_build\nrf52840_xxaa.axf: Error: L6218E: Undefined symbol nrf_drv_clock_init (referred from main.o). .\_build\nrf52840_xxaa.axf: Error: L6218E: Undefined symbol nrf_drv_clock_lfclk_request...
I need to adjust the Flash and RAM to accommodate bootloader and Softdefice and read the tutorial at the link https://devzone.nordicsemi.com/nordic/short-range-guides/b/getting...
- I reviewed Android-nRF-Mesh-Library code, and i saw this logic: first, it used Provisioing Service, when provisioning is completed, it disconnected with nrf board, and then...
Hi!
I'm developing code for Central device on nRF52840. SDK 16.0.0 SoftDevice S140.
Peripheral is a Bluetooth mini printer. I can connect to it and print. But when I try...
Does SoftDevice S113 use interrupt priority level 4, or a re the actual S113 interrupt priorities 0, 1 and 6?
As I understand it, this says S113 uses priority levels 0...
