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FM8PU83M Overview：

The FM8PU83M is optimum from FM8PU83S product.

FM8PU83M enhance PS2 mode and I/O voltage support to 1.8V~5.5V

FM8PU83M functional and coding is compatible to FM8PU83S.

FM8PU83M c onfiguration option table, please reference page-6.

Features：

Support Full-Speed and Low-Speed USB 1.1 specification.

Built-in USB Transceiver and 3.3V regulator.

Support USB Suspend and Resume function.

One Control IN/OUT, three INT (IN/OUT) /Bulk (IN/OUT) endpoints.

Support PS2 compatible interface share with USB interface.

192 bytes internal SRAM.

4K x 14 internal program OTP-ROM

8-bit RISC CPU core.

Support Master/Slave SPI serial Communication Interface.

Support up to three user configured endpoints.

Up to three 64-byte data endpoints (EP0, EP1, EP2, EP3).

Internal Clock Generator

0.25% Accuracy.

Supply 24MHz or 16MHz or 12MHz clock output.

General-purpose programmable-level IO interface.

5V power supply only; GPIO support 1.8V~5.5V interface.

Supply 3.3V voltage.

Support SSC to reduce EMI.