EPP DATA PORT 1
EPP DATA PORT 2
EPP DATA PORT 3
BASE ADDRESS + 05H
BASE ADDRESS + 06H
BASE ADDRESS + 07H
The bit map of these registers is:
D0
PD0
STATUS PORT TMOUT
D1
PD1
0
D2
PD2
0
D3
PD3
nERR
SLC
D4
D5
PD5
PE
D6
PD6
nACK
0
D7
PD7
nBUSY
0
Note
DATA PORT
PD4
1
1
1
SLCT
IRQE
CONTROL
PORT
STROBE AUTOFD
nINIT
PCD
EPP ADDR
PORT
PD0
PD0
PD0
PD0
PD0
PD1
PD1
PD1
PD1
PD1
PD2
PD2
PD2
PD2
PD2
PD3
PD3
PD3
PD3
PD3
PD4
PD4
PD4
PD4
PD4
PD5
PD5
PD5
PD5
PD5
PD6
PD6
PD6
PD6
PD6
AD7
PD7
PD7
PD7
PD7
2,3
2,3
2,3
2,3
2,3
EPP DATA
PORT 0
EPP DATA
PORT 1
EPP DATA
PORT 2
EPP DATA
PORT 3
Note 1: These registers are available in all modes.
Note 2: These registers are only available in EPP mode.
Note 3: For EPP mode, IOCHRDY must be connected to the ISA bus.
75
SMSC [ SMSC CORPORATION ]
