Hi all
Given the 5V relay in the schematic I think I can use a 3.3v GPIO pin to control it. Right?
What it the minimum voltage to give it the HIGH state having Vcc=5V?
The schematic shows 2 leds and a 1k res in series.
It's a curiosity.
Thanks
https://www.elegoo.com/products/elegoo-8-channel-relay-module-kit
Given the 5V relay in the schematic I think I can use a 3.3v GPIO pin to control it. Right?
What it the minimum voltage to give it the HIGH state having Vcc=5V?
The schematic shows 2 leds and a 1k res in series.
It's a curiosity.
Thanks
https://www.elegoo.com/products/elegoo-8-channel-relay-module-kit
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