Product specifications

VT1211 LPC SuperIO and Hardware Monitor
Revision 1.0 January 8, 2002 -18- Register Summary Tables
Technologies, Inc.
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Table 6. Register Summary – I/O Space Registers
FDC I/O Space Registers
Offset Base = LDN 0 Rx61-60 (03F0h) Default Acc
02 FDC Command 00 RW
04 FDC Main Status 00
RO
04 FDC Data Rate Select –
WO
05 FDC Data 00 RW
07 FDC Disk Change Status 00 RW
Parallel Port I/O Space Registers
Offset Base = LDN 1 Rx61-60 (0378h) Default Acc
00 Parallel Port Data 00 RW
01 Parallel Port Status 00
RO
02 Parallel Port Control 00 RW
03 Parallel Port EPP Address 00 RW
04 Parallel Port EPP Data 0 00 RW
05 Parallel Port EPP Data 1 00 RW
06 Parallel Port EPP Data 2 00 RW
07 Parallel Port EPP Data 3 00 RW
400 Parallel Port ECP Data / Config A 00 RW
401 Parallel Port ECP Configuration B 00 RW
402 Parallel Port ECP Extended
Control
00 RW
Serial Ports 1 & 2 I/O Space Registers
Offset
Port 1 Base = LDN 2 Rx61-60
Port 2 Base = LDN 3 Rx61-60 Default Acc
00 Transmit / Receive Buffer 00 RW
01 Interrupt Enable 00 RW
01-00
Baud Rate Generator Divisor 00 RW
02 Interrupt Status 00
RO
02 FIFO Control –
WO
03 UART Control 00 RW
04 Handshake Control 00 RW
05 UART Status 00 RW
06 Handshake Status 00 RW
07 Scratchpad 00 RW
Serial Port 1 base address default = 03F8h; Port 2 = 02F8h
MIDI Port I/O Space Registers
Offset Base = LDN 6 Rx61-60 (0330h) Default Acc
00 MIDI Data 00 RW
01 MIDI Status 00
RO
01 MIDI Control –
WO
Game Port I/O Space Registers
Offset Base = LDN 7 Rx61-60 (0200h) Default Acc
01 Game Port Status 00
RO
01 Start Game Port One Shot 00
WO
Note: All offsets and default values above are in hexadecimal.
GPIO I/O Space Registers
Offset Base = LDN 8 Rx61-60 (E900h) Default Acc
00 GPIO Port 0 Data 00 RW
01 GPIO Port 3 Data 00 RW
02 GPIO Port 4 Data 00 RW
03 GPIO Port 5 Data 00 RW
04 GPIO Port 6 Data 00 RW
05 GPIO Event Status A 00 RW
06 GPIO Events Enable A 00 RW
07 GPIO Event Status B 00 RW
08 GPIO Events Enable B 00 RW
09 GPIO Events Debounce Enable A 00 RW
0A GPIO Events Polarity Type 00 RW
0B GPIO Events Trigger Type A 00 RW
0C GPIO Events Debounce Enable B 00 RW
0D GPIO Events Polarity Type B 00 RW
0E GPIO Events Trigger Type B 00 RW
Watchdog Timer I/O Space Registers
Offset Base = LDN 9 Rx61-60 (EA00h) Default Acc
00 Watchdog Status
01 RO
01 Watchdog Mask 00 RW
02 Watchdog Timeout 00 RW
Wakeup I/O Space Registers
Offset Base = LDN A Rx61-60 (EB00h) Default Acc
00 Wake-Up Status 0 00 RW
01 Wake-Up Status 1 00 RW
03 Wake-Up Event Enable 0 00 RW
04 Wake-Up Event Enable 1 00 RW
06 Wake-Up Configuration 00 RW
08 GPIO Port 0 Data 00 RW
09 GPIO Port 1 Data 00 RW
0A Module IRQ Status 0 00
RO
0B Module IRQ Status 1 00
RO
0C Module IRQ Enable 0 00 RW
0D Module IRQ Enable 1 00 RW
0E SMI # Event Enable 0 00 RW
0F SMI # Event Enable 1 00 RW
11 IRQ Event Enable 0 00 RW
12 IRQ Event Enable 1 00 RW
1C Event Configuration 00 RW
1D Event Debounce Enable 00 RW
1E Event Polarity Type 00 RW
1F Event Trigger Type 00 RW
20 GP2x Output Enable 00 RW
21 GP2x Polarity Inversion 00 RW
22 GP7x Output Enable 00 RW
23 GP7x Polarity Inversion 00 RW
Note: All offsets and default values above are in hexadecimal.