Kaomojis
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#digital signal
#on off
#high low
#logic level
#square toggle
#alternating state
#square pulse sequence
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#light switch
#physical switch
#square toggle
#button press
#wall switch
#electrical component
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#black white swap
#mode switch
#square toggle
#binary state
#contrast switch
#digital signal #on off #high low #logic level #square toggle #alternating state #square pulse sequence