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10-3-5. Power Supply
Pin name
I/O
Level
Function
VDD
Digital system power supply
terminal (3.3V system)
VSS
Digital system power supply
terminal (GND)
PLL VDD
PLL analog system power supply
terminal (3.3 V system)
PLL VSS
PLL analog system power supply
terminal (GND)
VREF5
Power supply terminal for 5V
input terminal (4.75 V to 5.25 V)
10-4. Functional block diagram
11. Super I/O
11-1. Introduction
The FDC, serial port COM1 and COM2, and parallel port LPT1 are
controlled by ALi’s M5113A2.
M5113 Hardware Setting Configuration
Pin
No.
Pin Name
Setting
Function
23
DRQA/S1CF1
1
UART1
I/O address = 3F8h (COM1)
24
PINTR3/S1 CF0
1
93
DTR2J/S2CF1
1
UART2
I/O address = 2F8h (COM2)
91
RTS2J/S2CF0
1
81
RTS1J/PFF1
1
LPT
I/O address = 378h (LPT1)
79
TXD1/PCF0
0
94
DRV2/ADRxJ/
PINTR2/ECPEN1
0
Parallel Port Mode
Enhanced Parallel Port
83
DTR1J/ECPEN0
1
89
TXD2/FDCCF
0
Floppy disk state
FDC disable, config port 398h
26
IRRX2/FACF
1
25
IRTX2/CFG2
1
Configuration port 398h
(Internal pull up)
Setting 1 = Pull up (Vcc5)
0 = Pull down
11-2. Pin assignments
GRAY SCALE
ENGINE
HALF FRAME
CONTROL
LCD I/F
TFT
SSTN/DSTN
PCI/ISA/386/486
HOST I/F
WRITE
FIFO
READ
FIFO
GRAPHICS
BitBLT
PATBLT
STRING
EXTEND
CRTC/LCDC
ATT
RAM
PSCONV
VIDEO FIFO
MEMORY ACCESS ARBITRATOR
MEMORY I/F
EDO/FastPage DRAMs
PLL
SEQUENCER
IOCHRDY
P
D
IR/I
RQIN
DRQB
A1
0
DA
CKB
VS
S
AD
RxJ/
PI
N
T
R2
DTR2J
CTS2J
RTS2J
DS
R2J
TX
D2
RX
D2
DCD2J
RI
2J
DCD1J
RI
1J
DTR1J
CTS1J
RTS1J
1
DENSEL
MTR0J
DS1J
DS0J
5
MTR1J
VSS
DIRJ
STEPJ
WDATAJ
10
WGATEJ
HDSEL
INDEXJ
TRK0J
WRTRRTJ
15
VCC
RDATAJ
DSKCHGJ
UR1IRQB
NCSJ/DRATE0
20
X1/CLK1
X2/CLK2
UR2IRQB
DRQA/SICF1
PINTR3
25
IRTX2
IRRX2
A0
DACKA/PADCF
A1
30
A2
80
DSR1J
TXD1
RXD
STROBEJ
AUTOFDJ
75
ERRORJ
INITJ
SLCTINJ
VCC
PD0
70
PD1
PD2
PD3
VSS
PD4
65
PD5
PD6
PD7
ACKJ
BUSY
60
PE
SLCT
PWRGD
RESET
D7
55
D6
D5
D4
FDRQ
51
D3
31
A3
A4
A5
A6
35
TC
DA
CKJ
UR2I
R
Q
A
UR1I
R
Q
A
PI
NTR1
40
FINTR
A7
A8
A9
IORJ
45
IOW
J
AE
N
VS
S
D0
D1
50
D2
100
95
90
85
81
ALi
M5113
5 – 27
Summary of Contents for UP-5300
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Page 106: ...3 V G A P W B A S i d e B S i d e 9 5 ...
Page 107: ...4 R i s e r P W B A S i d e B S i d e 5 T P S w i t c h P W B S w i t c h P W B 9 6 ...
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