LPC47M182-NW datasheet(4/223 Pages) SMSC

Part #	LPC47M182-NW

Description	ADVANCED I/O CONTROLLER WITH MOTHERBOARD GLUE LOGIC

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Manufacturer	SMSC [SMSC Corporation]

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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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