Post #4026767
2026-07-23 03:21 UTC
@skylar@misskey.yandere.love @snappler@poa.st since a peristaltic pump delivers a fixed volume for time you could use a 555 timer in monostable mode with a potentiometer to tune the time it runs when it's triggered without having to reflash the micro
Replies (1)
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@skylar@misskey.yandere.love 2026-07-23 04:10
@deprecated_ii@poa.st @snappler@poa.st maybe it's best if i don't reinvent the wheel here i can definitely fit one chemical injector in the basement, even if it's a weird spot behind a sink, and we'll stick with plain old granular fertilizer