W83977EF Winbond Electronics Corp America, W83977EF Datasheet - Page 147

• Manufacturer Part Number: W83977EF
• Description: Description = W83877TF Plus Kbc, GP I/O, Wake-Up, Power Fail Resume ;; Package = QFP 128
• Manufacturer: Winbond Electronics Corp America

13.0 APPLICATION CIRCUITS
13.1 Parallel Port Extension FDD
MOB2#/BUSY
STEP2#/SLIN#
HEAD2#/ERR#
TRK02#/PD1
RWC2#/AFD#
WE2#/SLCT
DSB2#/ACK
DCH2#/PD4
RDD2#/PD3
WP2#/PD2
DIR2#/INIT#
IDX2#/PD0
WD2#/PE
PD7
PD6
PD5
STB#
Parallel Port Extension FDD Mode Connection Diagram
13
25
12
24
11
23
10
22
21
20
19
18
17
16
15
14
9
8
7
6
5
4
3
2
1
PRINTER PORT
JP13
-141 -
Publication Release Date: April 2003
HEAD2#
RWC2#
MOB2#
DCH2#
RDD2#
WP2#
TRK02#
WE2#
WD2#
STEP2#
DIR2#
DSB2#
IDX2#
W83977EF
34
32
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
EXT FDC
JP 13A
Revision 1.1
33
31
29
27
25
23
21
19
17
15
13
11
9
7
5
3
1