25Pcs TTP223 Capacitive Touch Switch Module Button Self-Locking Module Compatibl
20,99 €
The module is based on a touch-sensing IC TTP223 capacitive touch switch module. 25 X Capacitive Touch Switch Module. Use effect: AB = 00: no lock high TTL level output; AB = 01: self-locking high TTL level output; AB = 10: no lock low TTL level output; AB = 11: self-locking low TTL level output.
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