W83627DHG-PT Nuvoton Technology Corporation of America, W83627DHG-PT Datasheet - Page 169

• Manufacturer Part Number: W83627DHG-PT
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83627DHG-PT

• Pin Count: 128
• Lead Free Status / RoHS Status: Compliant

13. PARALLEL PORT
13.1 Printer Interface Logic
The W83627DHG-P parallel port can be attached to devices that accept eight bits of parallel data at
standard TTL level. The W83627DHG-P supports the IBM XT/AT compatible parallel port (SPP), the
bi-directional parallel port (BPP), the Enhanced Parallel Port (EPP), and the Extended Capabilities
Parallel Port (ECP) on the parallel port.
The following tables show the pin definitions for different modes of the parallel port.
Notes:
n<name > : Active Low
1. Compatible Mode
2. High Speed Mode
3. For more information, please refer to the IEEE 1284 standard.
CONNECTOR
HOST
HOST CONNECTOR
2-9
10
11
12
13
14
15
16
17
1
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
OF W83627DHG-P
PIN NUMBER
31-26, 24-23
Table 13-1 Pin Descriptions for SPP, EPP, and ECP Modes
36
22
21
19
18
35
34
33
32
PIN NUMBER OF W83627DHG-P
PIN ATTRIBUTE
36
31
30
29
28
27
26
24
23
22
21
19
18
35
34
33
W83627DHG-P/W83627DHG-PT
I/O
O
O
O
O
I
I
I
I
I
-159-
PD<0:7>
nSLIN
nACK
BUSY
nERR
nSTB
SLCT
nAFD
nINIT
SPP
PE
Publication Release Date: July 09, 2009
PIN ATTRIBUTE
PD<0:7>
nDStrb
nAStrb
nWrite
Select
nError
nWait
EPP
nInit
Intr
PE
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
I
I
I
I
I
nFault
PEerror, nAckReverse
nINIT
nSLIN
BUSY, PeriphAck
nACK, PeriphClk
nAFD, HostAck
nSTB, HostClk
SLCT, Xflag
1
1
, nPeriphRequest
, nReverseRqst
PD<0:7>
1
ECP
, ECPMode
Version 1.94
nACK
BUSY
nERR
nSTB
SLCT
nAFD
nINIT
SPP
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PE
2
2
2
2
2
2
2
2
2