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FDC37B772 Datasheet(PDF) 11 Page - SMSC Corporation |
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FDC37B772 Datasheet(HTML) 11 Page - SMSC Corporation |
11 / 196 page 11 FIGURE 1 - FDC37B77x BLOCK DIAGRAM nDSR1, nDCD1, nRI1, nDTR1 TXD1, nCTS1, nRTS1 nINIT, nALF HOST CPU MULTI-MODE PARALLEL PORT/FDC MUX 16C550 COMPATIBLE SERIAL PORT 1 16C550 COMPATIBLE SERIAL PORT 2 WITH INFRARED CONFIGURATION REGISTERS INTERFACE CONTROL BUS ADDRESS BUS DATA BUS nIOR nIOW AEN SA[0:12] (nCS) * SD[O:7] DRQ[1:3] * nDACK[1:3] * RESET_DRV CLOCK GEN CLOCKI 14MHz nINDEX nTRK0 nDSKCHG nWRPRT nWGATE DENSEL nDIR nSTEP nHDSEL nDS0 nMTR0 RDATA RCLOCK WDATA WCLOCK nWDATAnRDATA TXD2(IRTX), nCTS2, nRTS2 * RXD2(IRRX) * nDSR2, nDCD2, nRI2, nDTR2 * RXD1 PD0-7 BUSY, SLCT, PE, nERROR, nACK nSTB, nSLCTIN, TC SMSC PROPRIETARY 82077 COMPATIBLE VERTICAL FLOPPYDISK CONTROLLER CORE DIGITAL DATA SEPARATOR WITH WRITE PRECOM- PENSATION IOCHRDY IRRX, IRTX DRVDEN0 DRVDEN1 * SERIAL IRQ SER_IRQ PCI_CLK SA[13-15] * 8042 KCLK KDATA MCLK MDATA GATEA20, KRESET P12 *, P16* PME Vcc Vss nPME WDT * Denotes Multifunction Pins CLK32 32KHz VTR SMI |
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