公司主营:松翰单片机,义隆单片机,合泰单片机,麦肯单片机,飞凌单片机,PIC(微芯)单片机,中颖单片机,意法单片机,应广单片机,佑华语音IC,华邦录音IC. 产品应用描述: FM8PU83 USB 1.X Controller with 3K OTP ROM General Description The FM8PU83 is an 8-bit microprocessor embedded device tailored to the USB application. It includes an 8-bit RISC CPU core, 192 byte SRAM, Full Speed and Low Speed USB Interface and a 2.75K x 14 internal program OTP-ROM. 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, two INT endpoints ˙Support PS2 compatible interface share with USB interface ˙192 bytes internal SRAM ˙8-bit RISC CPU core ˙Support Master/Slave SPI serial Communication Interface ˙Support up to two user configured endpoints Up to three 8-byte data endpoints (EP0,EP1,EP2) ˙Internal Oscillator Internal +/- 4% 24MHz Oscillator 0.25% Accuracy after USB traffic is received Supply 24MHz or 16MHz or 12MHz clock output ˙General-purpose programmable-level IO interface ˙5V power supply only; GPIO support 1.8V~5V interface ˙Supply 3.3V voltage ˙Support SSC to reduce EMI