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Free GPIO pins
#1
Just received the board, no problem setting up!
Is it possible to add a Neopixel light strip for a self made indicator of the input pins status? (green/red for on/off). That would require just one free GPIO. From what I understand there are no free GPIO pins on V2 of the board, just the new V3.
Are the 3 HT pin inputs only for temperature/humidity?
Thanks for your time!
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#2
3 HT pin can use for 1-wire device. also can use for LED strip. it's ESP32 pin with pull up resistance on PCB.
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