CSC0100P peripheral equivalent, usb & ps/2 combo mouse peripheral.
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CSC0100P 65C02 with USB and PS/2 Interface OTP Controller
Low cost solution for low speed USB or PS/2 peripheral, such as keyboard, mice, joystick and others Built-.
These I/O are grouped into 4 ports (Port0 to 3) with high impedance, internal pull up, interrupt mechanism and Schmitt .
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