pc87307 National Semiconductor Corporation, pc87307 Datasheet - Page 134

• Manufacturer Part Number: pc87307
• Description: Plug And Play Compatible And Pc97 Compliant Superi/o
• Manufacturer: National Semiconductor Corporation

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0
7
Bit 3 of CNFGA
0
6
Demand DMA Enable
0
5
0
4
ECP IRQ Number
0
3
0
2
PE Internal Pull-up or Pull-down
0
1
0
0
ECP DMA Channel Number
Reset
Required
PP Confg0 Register
Second Level
Parallel Port (Logical Device 4)
Offset 05h
134
6.8 PARALLEL PORT PIN/SIGNAL LIST
Table 6-12 shows the standard 25-pin, D-type connector
definition for various parallel port operations.
Connector
18 - 23
Pin
10
11
12
13
14
15
16
17
25
1
2
3
4
5
6
7
8
9
TABLE 6-12. Parallel Port Pinout
Pin No.
112
122
123
124
125
126
127
128
129
113
115
114
119
116
117
118
111
SPP, ECP
Mode
BUSY
SLCT
SLIN
GND
GND
ERR
STB
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
ACK
AFD
INIT
PE
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
I
I
I
I
DSTRB
ASTRB
WRITE
Mode
SLCT
WAIT
ERR
GND
GND
EPP
ACK
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
INIT
PE
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
I
I
I
I