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www.linux.it | ||
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blog.koipond.org.uk
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neilzone.co.uk
Neil Brown's personal blog. |
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www.tumfatig.net
I had that Raspberry Pi Zero 2 W lying in a box. And because I changed my network configuration, I decided I could use that Pi as a DNS et DHCP server. But I also wanted to take benefits from my POE switch. It turns out to be really simple, with the proper hardware. Here are the notes. |
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electronut.in
The HC-SR04 works as follows: Send a 10us HIGH pulse on the Trigger pin. The sensor sends out a sonic burst of 8 cycles. Listen to the Echo pin...Read More |
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