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FDC37C93X Datasheet(PDF) 10 Page - SMSC Corporation |
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FDC37C93X Datasheet(HTML) 10 Page - SMSC Corporation |
10 / 203 page 10 FIGURE 1 - FDC37C93x BLOCK DIAGRAM nDSR1, nDCD1, nRI1, nDTR1 TXD1, nCTS1, nRTS1 nINIT, nAUTOFD HOST CPU MULTI-MODE PARALLEL PORT/FDC MUX 16C550 COMPATIBLE SERIAL PORT 1 16C550 COMPATIBLE SERIAL PORT 2 WITH INFRARED IDE CONFIGURATION REGISTERS POWER MANAGEMENT INTERFACE INTERFACE CONTROL BUS ADDRESS BUS DATA BUS nIOR nIOW AEN SA[0:12] SD[O:7] DRQ[0:3] nDACK[0:3] IRQ[1,3-12,14,15] RESET_DRV CLOCK GEN CLK 1 (14.318) nINDEX nTRK0 nDSKCHG nWRPRT nWGATE DENSEL nDIR nSTEP nHDSEL nDS0,1 nMTR0,1 RDATA RCLOCK WDATA WCLOCK nWDATA nRDATA nIDE1_OE nHDCS0, nHDCS1 A[2:0] TXD2(IRTX), nCTS2, nRTS2 RXD2(IRRX) nDSR2, nDCD2, nRI2, nDTR2 RXD1 PD0-7 BUSY, SLCT, PE, nERROR, nACK nSTROBE, nSLCTIN, 5 V Vcc (5) Vss (7) TC SMSC PROPRIETARY 82077 COMPATIBLE VERTICAL FLOPPYDISK CONTROLLER CORE DIGITAL DATA SEPARATOR WITH WRITE PRECOM- PENSATION IOCHRDY DECODER nGPA nGPCS* nGPWR* BIOS BUFFER nROMDIR nROMCS RD[0:7] GENERAL PURPOSE I/O GP1[0:7]* GP2[0:5]* IRRX*, IRTX* IDE1_IRQ nIDE_DMA_ACK 8042 RTC KBCLK KBDATA MSCLK MSDATA P21* XTAL1,2 VBAT DRVDEN0 nIDE_ACK DRVDEN1 SERIAL EEPROM DATAIN* DATAOUT* CLK*, ENABLE* IDE2 OPTIONAL nHDCS2,3 IDE2_IRQ nIOROP nIOWOP MID0 MID1 CLK0[1:3] (14.318) 24CLK 16CLK *Multi-Function I/O Pin - Optional SA[13-15] |
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