Objective Development Forums

Perhaps, make the AVR device a keyboard and generate a special button combination (hotkey) at your desired temperature, this can be used to generate an interrupt then the PC side software can read the temperature from the AVR using feature reports then make your popup. This avoids polling, although...

Simple idea, i have a temperature probe connected to an attiny45 running v-usb: if the temperature goes above or below predefined limits, I would like a msgbox to popup on my desktop. i sortof got it working with the hid-data example, but the host .exe polls the attiny every 60sec.. Is there another...