SCH3112I-NE SMSC [SMSC Corporation], SCH3112I-NE Datasheet - Page 298

• Manufacturer Part Number: SCH3112I-NE
• Description: LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
• Manufacturer: SMSC [SMSC Corporation]

Rev 0.2 (09-28-04)
LOGICAL
NUMBER
DEVICE
Config.
0x0B
0x0C
0x0D
0x0E
Port
Note 25.8 This chip uses address bits [A11:A0] to decode the base address of each of its logical
Note 25.9 The Configuration Port is at either 0x02E or 0x04E (for SYSOPT=0 or SYSOPT=1) at
Security Key
Serial Port 3
IN SCH3112
Serial Port 4
IN SCH3112
Serial Port 5
IN SCH3112
Serial Port 6
IN SCH3112
RESERVED
RESERVED
RESERVED
RESERVED
Config. Port
LOGICAL
SCH3114
SCH3116
DEVICES
SCH3114
SCH3116
DEVICES
SCH3116
SCH3114
DEVICES
SCH3116
SCH3114
DEVICES
DEVICE
Register
DEVICE
DEVICE
DEVICE
DEVICE
ONLY
ONLY
ONLY
ONLY
AND
AND
AND
AND
devices. This device performs 16 bit address qualification, therefore address bits [A15:A12]
must be ‘0’.
power up and can be relocated via CR12 and CR13.
Table 25.7 Base I/O Range for Logical Devices (continued)
REGISTER
0x62, 0x63
0x26, 0x27
(Note
0x60,0x61
0x60,0x61
0x60,0x61
0x60,0x61
INDEX
25.9)
ON 8 BYTE BOUNDARIES
ON 8 BYTE BOUNDARIES
ON 8 BYTE BOUNDARIES
ON 8 BYTE BOUNDARIES
DATASHEET
on 32-byte boundaries
On 2 byte boundaries
LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
[0x0100:0x0FF8]
[0x0100:0x0FF8]
[0x0100:0x0FF8]
[0x0100:0x0FF8]
[0x0000:0x0FDF
0x0100:0x0FFE
(NOTE E.10)
282
BASE I/O
RANGE
+00 : Security Key Byte 0
.
.
.
+1F: Security Key Byte 31
+0 : RB/TB/LSB div
+1 : IER/MSB div
+2 : IIR/FCR
+3 : LCR
+4 : MSR
+5 : LSR
+6 : MSR
+7 : SCR
+0 : RB/TB/LSB div
+1 : IER/MSB div
+2 : IIR/FCR
+3 : LCR
+4 : MSR
+5 : LSR
+6 : MSR
+7 : SCR
+0 : RB/TB/LSB div
+1 : IER/MSB div
+2 : IIR/FCR
+3 : LCR
+4 : MSR
+5 : LSR
+6 : MSR
+7 : SCR
+0 : RB/TB/LSB div
+1 : IER/MSB div
+2 : IIR/FCR
+3 : LCR
+4 : MSR
+5 : LSR
+6 : MSR
+7 : SCR
See description Configuration
Register Summary and Description.
Accessed through the index and
DATA ports located at the
Configuration Port address and the
Configuration Port address +1
respectively.
BASE OFFSETS
FIXED
SMSC SCH311X
Datasheet