How can I detect whether there is 220V input with the lowest power consumption?
Assuming that an optocoupler is used to detect 5V1MA, it is only 0.005W. However, if an optocoupler is used to detect 22
[list] [*][align=left][color=rgb(85, 85, 85)][font="][size=4]TI K2 series heterogeneous SoC has a variety of chips for customers to choose from according to performance and application areas:[/size][/
The following is translated from: https://blog.adafruit.com/2021/01/01/where-should-circuitpython-go-in-2021-circuitpython2021-circuitpython/As we head into 2021, let's take a moment to share our goal
[i=s]This post was last edited by usonix on 2019-11-3 23:35[/i]The effect is still there
Continuously optimizing
Later, we will DIY the industrial module of the ultrasonic series