LPC47M182 View Datasheet(PDF) - SMSC -> Microchip
Part Name
Description
Manufacturer
LPC47M182 Datasheet PDF : 223 Pages
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Advanced I/O Controller with Motherboard GLUE Logic
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
Revision 1.8 SMSC/Non-SMSC Register Sets (02-24-05)
4
DATASHEET
SMSC LPC47M182
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