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.