W83977G-A Nuvoton Technology Corporation of America, W83977G-A Datasheet - Page 177

• Manufacturer Part Number: W83977G-A
• Description: IC I/O CONTROLLER 128-PQFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83977G-A

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

16. APPLICATION CIRCUITS
16.1 Parallel Port Extension FDD
MOB2/BUSY
HEAD2/ERR
STEP2/SLIN
W83977F-A/ W83977G-A/ W83977AF-A/ W83977AG-A
TRK02/PD1
RWC2/AFD
WE2/SLCT
DSB2/ACK
DCH2/PD4
RDD2/PD3
DIR2/INIT
IDX2/PD0
WP2/PD2
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
-169 -
Publication Release Date: May 2006
RWC2
HEAD2
MOB2
DCH2
RDD2
WP2
TRK02
WE2
WD2
STEP2
DIR2
DSB2
IDX2
34
32
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
EXT FDC
JP 13A
33
31
29
27
25
23
21
19
17
15
13
11
9
7
5
3
1
Revision 0.60