Hardware Configuration
ROBO-8773VG User’s Manual
2-6
J14: FDC Interface Connector
PIN No.
Signal Description
PIN No.
Signal Description
1
Ground
2
Density Select 0
3 Ground
4 N/C
5
Ground
6
Density Select 1
7 Ground
8 Index#
9 Ground
10 Motor
ENA#
11
Ground
12
Drive Select B#
13
Ground
14
Drive Select A#
15 Ground
16 Motor
ENB#
17 Ground
18 Direction#
19 Ground
20 Step#
21 Ground
22 Write
Data#
23 Ground
24 Write
Gate#
25 Ground
26 Track
0#
27 Ground
28 Write
Protect#
29 Ground
30 Read
Data#
31 Ground
32 Head
Select#
33 Ground
34 Disk
Change#
J16: ATX Power Button
PIN No.
Signal Description
1
Pull-high 1K Ohm to +5VSB
2
Power Button Signal Input (Active high)
J17: ATX Power Control Connector
PIN No.
Signal Description
1
ATX Power Good Signal (PW-OK)
2
ATX 5V Stand-by (5VSB)
3
ATX Power On Control (PS-ON)
4
Ground
