LPC47M192 datasheet(171/228 Pages) SMSC

171 / 228 page

SMSC DS – LPC47M192

Page 171

Rev. 03/30/05

DATASHEET

ADDRESS

DESCRIPTION

Power Mgmt

Default = 0x00

on VCC POR,

VTR POR and

PCI RESET

0x23 R/W

Bit[0] FDC (See Note in the “FDC Power

Management” section)

Bit[1] Reserved

Bit[2] Reserved

Bit[3] Parallel Port

Bit[4] Serial Port 1

Bit[5] Serial Port 2

Bit[6] MPU-401

Bit[7] Reserved (read as 0)

For each bit above (except Reserved)

= 0 Intelligent Pwr Mgmt off

= 1 Intelligent Pwr Mgmt on

OSC

Default = 0x44, on

on VCC POR,

VTR POR and

PCI RESET

0x24 R/W

Bit[0] Reserved

Bit [1] PLL Control

= 0 PLL is on (backward Compatible)

= 1 PLL is off

Bits[3:2] OSC

= 01Osc is on, BRG clock is on.

= 10Same as above (01) case.

= 00Osc is on, BRG Clock Enabled.

= 11Osc is off, BRG clock is disabled.

Bit [5:4] Reserved, set to zero

Bit [6] 16-Bit Address Qualification

= 0 12-Bit Address Qualification

= 1 16-Bit Address Qualification

Note

: For normal operation, bit 6 should be set.

Bit[7] Reserved

Chip Level

Vendor Defined

0x25

Reserved - Writes are ignored, reads return 0.

Configuration

Address Byte 0

Default

=0x2E (Sysopt=0)

=0x4E (Sysopt=1)

on VCC POR and

PCI RESET

0x26

Bit[7:1] Configuration Address Bits [7:1]

Bit[0] = 0

See Note 1

Configuration

Address Byte 1

Default = 0x00

on VCC POR and

PCI RESET

0x27

Bit[7:0] Configuration Address Bits [15:8]

See Note 1

Default = 0x00

on VCC POR,

SOFT RESET and

PCI RESET

0x28

Bits[7:0] Reserved - Writes are ignored, reads return

Chip Level

Vendor Defined

0x29

Reserved - Writes are ignored, reads return 0.

LPC47M192 Datasheet(PDF) 171 Page - SMSC Corporation

LPC47M192 Datasheet(HTML) 171 Page - SMSC Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL