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IMB200 LGA775 ATX MB User Manual
Hardware Description 23
Current
4
N/C
5
GND
6
N/C
7
GND
8
Index #
9
GND
10
Motor enable A #
11
GND
12
Drive Select B #
13
GND
14
Drive select A #
15
GND
16
Motor enable B #
17
GND
18
Direction #
19
GND
20
STEP #
21
GND
22
Write data #
23
GND
24
Write gate #
25 GND 26
Track #
27
GND
28 Write protect # 29 GND 30 Read data #
31 GND 32 Side 1 select # 33 GND
34 Disk change #
.
4.5 Parallel Port Connector
z Standard mode: IBM PC/XT, PC/AT and PS/2
TM
compatible with bi-directional
parallel port
z Enhanced mode: Enhance parallel port (EPP)
compatible with EPP 1.7 and EPP
1.9 (IEEE 1284 compliant)
z High speed mode: Microsoft and Hewlett Packard
extended capabilities port (ECP)
IEEE 1284 compliant
The address select of the onboard parallel port in LPT1 (3BCH)
or disabled is done by BIOS CMOS setup.
Pin Description Pin Description