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'm currently designing a custom bootloader to perform a DFU. So far I'm able to update the bootloader and the application, however there is a problem when I try...
I have been studying MQTT these days.
I'm testing the program below. https://github.com/NordicPlayground/fw-nrfconnect-nrf/blob/master/samples/nrf9160/mqtt_simple/src/main...
I use nrf52832 sdk15.2 to develop products, use WDT to prevent program crashes, WDT set time is 10S, nrf52832 will be paired and bound after connecting with IOS phone, when...
Hi!
I am trying to use the SAADC driver on SDK13, following some examples from the playground repo. I am using the app timer to trigger a measurement for 4 channels. ...
Hello,
I cant seem to find a PBKDF2 function in the SDK to generate a private key from a passphrase.
We want to use mbed-tls or CC310 to make a SHA512 based key for AES...
Hi Everyone,
I have a custom board with nRF52840 and am testing out basic GPIO functionalities with some LEDs. In the board, the LED cathode is connected to nRF52840 GPIO...
Using nRF Connect for PC Version 2.6.1
Connect to a peripheral device that ask for an ATT_MTU > 247 bytes
NRF Connect fails with
Failed to call gattsExchangeMtuReply...
Hi
I have implemented (heavily base on the found examples) an application which uses both ESB and BLE. For now I focus on developing the ESB part of the SW. I am using the...
Hi Sir,
According to the nRF52832_PS_v1.4.pdf, In section 17.1.1, the table shows the current consumption of Radio. What's difference w/ Iradio_tx0 and Is0? Why do we get...
Dear Nordic Team,
We are building a very low power wearable with the nRF52810, only powered by a small solar cell and a super-capacitor.
We would like to offer firmware...
Hey,
I am working on nRF52 DK boards. Suddenly PC is not detecting the one of my DK board, but the nrf53832 processor's LEDs are functioning as per the last program dumped...
I am trying to use multiple channels for beacon transmission.I want to hop to a different channel at an interval of 2 seconds.I have configured one device as a pan coordinator...
Hello,
I'm using following code to read two channels of SAADC. It works fine when device is not connected to BLE central device. As soon as it's connected, the saadc_callback...
Hello,
I want to use 2 thingy:52 board in which one will act as master and other as slave. If yes, how can we do it? please provide any example code. Thank you.
hi guys, I'm looking for understand how to send a simple signal using ble mesh between two nrf52840 boards.
The available example aren't so usefull in order to have the...
