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LPC47M182-NW Datasheet(PDF) 4 Page - SMSC Corporation |
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LPC47M182-NW Datasheet(HTML) 4 Page - SMSC Corporation |
4 / 223 page Advanced I/O Controller with Motherboard GLUE Logic Datasheet Revision 1.8 SMSC/Non-SMSC Register Sets (02-24-05) 4 SMSC LPC47M182 DATASHEET 6.5 MODES OF OPERATION ................................................................................................................. 53 6.5.1 PC/AT mode ...........................................................................................................................................53 6.5.2 PS/2 mode..............................................................................................................................................54 6.5.3 Model 30 mode.......................................................................................................................................54 6.6 DMA TRANSFERS............................................................................................................................ 54 6.7 CONTROLLER PHASES .................................................................................................................. 54 6.7.1 Command Phase ....................................................................................................................................54 6.7.2 Execution Phase.....................................................................................................................................54 6.8 Data Transfer Termination ................................................................................................................ 55 6.9 Result Phase ..................................................................................................................................... 55 6.10 Command Set/Descriptions ........................................................................................................... 56 6.10.1 Instruction Set .....................................................................................................................................59 6.11 Data Transfer Commands.............................................................................................................. 65 6.11.1 Read Data...........................................................................................................................................65 6.12 Read Deleted Data......................................................................................................................... 66 6.13 Read A Track ................................................................................................................................. 67 6.14 Write Data ...................................................................................................................................... 68 6.15 Write Deleted Data......................................................................................................................... 68 6.16 Verify .............................................................................................................................................. 68 6.17 Format A Track .............................................................................................................................. 69 6.18 Control Commands ........................................................................................................................ 71 6.18.1 Read ID...............................................................................................................................................71 6.18.2 Recalibrate..........................................................................................................................................71 6.18.3 Seek....................................................................................................................................................71 6.19 Sense Interrupt Status ................................................................................................................... 72 6.20 Sense Drive Status ........................................................................................................................ 73 6.21 Specify ........................................................................................................................................... 73 6.22 Configure........................................................................................................................................ 73 6.22.1 Configure Default Values: ...................................................................................................................73 6.23 Version ........................................................................................................................................... 74 6.24 Relative Seek ................................................................................................................................. 74 6.25 Perpendicular Mode ....................................................................................................................... 75 6.26 Lock................................................................................................................................................ 77 6.27 Enhanced DUMPREG.................................................................................................................... 77 6.27.1 COMPATIBILITY.................................................................................................................................77 6.28 Serial Port (UART) ......................................................................................................................... 77 6.28.1 REGISTER DESCRIPTION ................................................................................................................78 6.28.2 RECEIVE BUFFER REGISTER (RB) .................................................................................................78 6.28.3 TRANSMIT BUFFER REGISTER (TB) ...............................................................................................79 6.28.4 INTERRUPT ENABLE REGISTER (IER)............................................................................................79 6.28.5 FIFO CONTROL REGISTER (FCR) ...................................................................................................80 6.28.6 INTERRUPT IDENTIFICATION REGISTER (IIR) ...............................................................................80 6.28.7 LINE CONTROL REGISTER (LCR)....................................................................................................82 6.28.8 MODEM CONTROL REGISTER (MCR) .............................................................................................84 6.28.9 LINE STATUS REGISTER (LSR) .......................................................................................................85 6.28.10 MODEM STATUS REGISTER (MSR).................................................................................................86 6.28.11 SCRATCHPAD REGISTER (SCR) .....................................................................................................87 6.29 Programmable Baud Rate Generator (And Divisor Latches DLH, DLL)........................................ 87 6.29.1 Effect Of The Reset on Register File...................................................................................................87 6.29.2 FIFO INTERRUPT MODE OPERATION.............................................................................................88 6.29.3 FIFO POLLED MODE OPERATION ...................................................................................................88 Chapter 7 Notes On Serial Port Operation........................................................................................ 93 7.1 FIFO Mode Operation: ...................................................................................................................... 93 7.1.1 GENERAL ..............................................................................................................................................93 7.1.2 TX AND RX FIFO OPERATION .............................................................................................................93 7.2 Infrared Interface ............................................................................................................................... 94 |
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