OPB780 switch equivalent, slotted switch.
* High-Resolution conversion of Light intensity to Frequency
* Communicates Directly with a Microcontroller
* Single-Supply Operation (2.7V to 5.5V)
* No.
* Bill Validation
* Object Color Recognition
* Pill Verification
* Vending Machine Object Verification .
The OPB780 programmable color light-to-frequency converter combines configurable silicon photodiodes and a current-tofrequency converter on single monolithic CMOS integrated circuit. The output is a square wave (50% duty cycle) with frequency direct.
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