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Step 10PCB from under
The bottom of the board with the U421 and ULN2803 in place will be mounted to the shell of the box that has the LEDs.
The LEDs that I picked for the project are each a unique color. I’ll assign an email account to an LED that will flash on each side of the box.
The LEDs are easy to mount in a 1/4″ hole when these little mounting rings are correctly employed.
The LEDs that I picked for the project are each a unique color. I’ll assign an email account to an LED that will flash on each side of the box.
The LEDs are easy to mount in a 1/4″ hole when these little mounting rings are correctly employed.
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