SCH3112 Datasheet, PDF (162/396 Pages) SMSC Corporation – LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports

Table 13.2 SCH311X General Purpose I/O Port Assignments (continued)
RUN-
TIME
REG
OFF-
SET
3F
40
41
42
43
44
45
46
DEF
GPIO50
GPIO51
GPIO52
GPIO53
GPIO54
GPIO55
GPIO56
GPIO57
SCH3112
ALT.
FUNC.
1
ALT.
FUNC.
2
Ring
Indicato
r2
Data
Carrier
Detect
2
Receive
Serial
Data 2
Transmi
t Serial
Data 2
Data
Set
Ready
2
Reques
t to
Send 2
Clear to
Send 2
Date
Termina
l Ready
SCH3114
ALT.
FUNC.
3
DEF
ALT.
FUNC. 1
ALT.
FUNC.
2
GPIO50 Ring
Indicator
2
GPIO51 Data
Carrier
Detect 2
GPIO52 Receive
Serial
Data 2
GPIO53 Transmit
Serial
Data 2
GPIO54 Data Set
Ready 2
GPIO55 Request
to Send
2
GPIO56 Clear to
Send 2
GPIO57 Date
Terminal
Ready
SCH3116
ALT.
FUNC.
3
DEF
ALT.
FUNC.
1
ALT.
FUNC.
2
GPIO50 Ring
Indicato
r2
GPIO51
Data
Carrier
Detect
2
GPIO52 Receive
Serial
Data 2
GPIO53 Transmi
t Serial
Data 2
GPIO54
Data
Set
Ready
2
GPIO55 Reques
t to
Send 2
GPIO56 Clear to
Send 2
GPIO57 Date
Termina
l Ready
ALT.
FUNC.
3
GP
DATA
REG
GP
DATA
BIT
GP5
0
OFFSE
T 4F
1
2
3
4
5
6
7