w83697 Winbond Electronics Corp America, w83697 Datasheet - Page 72

• Manufacturer Part Number: w83697
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

6. PARALLEL PORT
6.1 Printer Interface Logic
The parallel port of the W83627HF makes possible the attachment of variou s devices that accept eight
bits of parallel data at standard TTL level. The W83627HF supports an IBM XT/AT compatible parallel
port (SPP), bi -directional parallel port (BPP), Enhanced Parallel Port (EPP), Extended Capabilities
Parallel Port (ECP), Extension FDD mode (EXTFDD), Extension 2FDD mode (EXT2FDD) on the parallel
port. Refer to the configuration registers for more information on disabling, power-down, and on selecting
the mode of operation.
Table 6-1 shows the pin definitions for different modes of the parallel port.
TABLE 6-1-1 PARALLEL PORT CONNECTOR AND PIN DEFINITIONS
Notes:
n<name > : Active Low
1. Compatible Mode
2. High Speed Mode
3. For more information, refer to the IEEE 1284 standard.
CONNECTOR
HOST
2-9
10
11
12
13
14
15
16
17
1
OF W83627HF
PIN NUMBER
31-26, 24-23
36
22
21
19
18
35
34
33
32
ATTRIBUTE
PIN
I/O
O
O
O
O
I
I
I
I
I
- 63 -
PD<0:7>
BUSY
nACK
nAFD
nSLIN
nSTB
SLCT
nERR
nINIT
SPP
PE
PD<0:7>
nAStrb
nDStrb
nWrite
Select
nError
nWait
EPP
nInit
Intr
PE
Publication Release Date: Feb. 2002
nSTB, HostClk
PD<0:7>
nACK, PeriphClk
BUSY, PeriphAck
PEerror, nAckReverse
SLCT, Xflag
nAFD, HostAck
nFault
nINIT
nSLIN
W83697HF/F
1
, nReverseRqst
1
1
, nPeriphRequest
, ECPMode
2
ECP
2
2
2
2
2
Revision 0.70
2
2
2