LPC47N237-MD Ver la hoja de datos (PDF) - SMSC -> Microchip
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LPC47N237-MD Datasheet PDF : 138 Pages
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3.3v I/O Controller for Port Replicators and Docking Stations
17.2 Configuration State ........................................................................................................................ 91
17.2.1 Entering the Configuration State .........................................................................................................91
17.2.2 Configuration Register Programming ..................................................................................................92
17.2.3 Exiting the Configuration State............................................................................................................92
17.2.4 Programming Example........................................................................................................................92
17.2.5 Configuration Select Register (CSR)...................................................................................................92
17.3 Configuration Registers Summary................................................................................................. 93
17.4 Configuration Registers Description .............................................................................................. 95
17.4.1 CR00...................................................................................................................................................95
17.4.2 CR01...................................................................................................................................................95
17.4.3 CR02...................................................................................................................................................96
17.4.4 CR03...................................................................................................................................................96
17.4.5 CR04...................................................................................................................................................97
17.4.6 CR05 – CR06......................................................................................................................................97
17.4.7 CR07...................................................................................................................................................97
17.4.8 CR08...................................................................................................................................................98
17.4.9 CR09...................................................................................................................................................98
17.4.10 CR0A ..................................................................................................................................................98
17.4.11 CR0B ..................................................................................................................................................99
17.4.12 CR0C ..................................................................................................................................................99
17.4.13 CR0D ..................................................................................................................................................99
17.4.14 CR0E ..................................................................................................................................................99
17.4.15 CR0F...................................................................................................................................................99
17.4.16 CR10.................................................................................................................................................100
17.4.17 CR11.................................................................................................................................................100
17.4.18 CR12 - CR13.....................................................................................................................................101
17.4.19 CR14.................................................................................................................................................102
17.4.20 CR15.................................................................................................................................................102
17.4.21 CR16 – CR20....................................................................................................................................102
17.4.22 CR21.................................................................................................................................................103
17.4.23 CR22.................................................................................................................................................103
17.4.24 CR23.................................................................................................................................................103
17.4.25 CR24.................................................................................................................................................104
17.4.26 CR25.................................................................................................................................................104
17.4.27 CR26.................................................................................................................................................105
17.4.28 CR27.................................................................................................................................................105
17.4.29 CR28.................................................................................................................................................106
17.4.30 CR29.................................................................................................................................................107
17.4.31 CR2A – CR2E ...................................................................................................................................107
17.4.32 CR2F – CR30....................................................................................................................................107
17.4.33 CR31 – CR36....................................................................................................................................108
17.4.34 CR37.................................................................................................................................................108
17.4.35 CR38.................................................................................................................................................109
17.4.36 CR39.................................................................................................................................................109
17.5 Logical Device Base I/O Address and Range.............................................................................. 110
17.6 Note A. Logical Device IRQ and DMA Operation ........................................................................ 111
Chapter 18 SMBus GPIO Register Map......................................................................................... 112
18.1 SMBus GPIO Register Summary................................................................................................. 112
18.2 SMBus GPIO Register Description .............................................................................................. 112
Chapter 19 Operational Description ............................................................................................... 118
19.1 Maximum Guaranteed Ratings .................................................................................................... 118
19.2 DC Electrical Characteristics ....................................................................................................... 118
Chapter 20 Timing Diagrams ........................................................................................................ 122
20.1 ECP Parallel Port Timing ............................................................................................................. 129
20.1.1 Parallel Port FIFO (Mode 101) ..........................................................................................................129
20.1.2 ECP Parallel Port Timing ..................................................................................................................129
20.1.3 Forward-Idle ......................................................................................................................................129
Revision 0.3 (10-26-04)
Page 6
DATASHEET
SMSC DS – LPC47N237
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