Acrosser AR-B9622 - Manual (Page 24)

AR-B9622 User’s Guide
3-6
3.2.4 PS/2 Mouse Connector (J2)
To use the PS/2 mouse, an adapter cable has to be connected to the J2 (6-pin header type) connector. This
adapter cable is mounted on a bracket and is included in your AR-B9622 package. The connector for the PS/2
mouse is a Mini-DIN 6-pin connector. The pin assignments for the PS/2 port connector are as follows:
DATA
GND
CLOCK
N.C.
1
2
3
4
5
6
VCC
N.C.
1 2
3 4
5 6
J2
Front View
Figure 3-7 J2: PS/2 Mouse Connector
3.2.5 FDD Port Connector (CN7)
The AR-B9622 provides a 34-pin header type connector for supporting up to two floppy disk drives.
1 2
34 33
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
DISK CHANGE -- -- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-- GROUND
-SIDE 1 SELECT --
-READ DATA --
-WRITE PROTECT --
-TRACK 0 --
-WRITE ENABLE --
-WRITE DATA --
-STEP OUTPUT PULSE --
DIRECTION --
-MOTOR ENABLE 1 --
-DRIVE SELECT 0 --
-DRIVE SELECT 1 --
-MOTOR ENABLE 0 --
-INDEX --
DRVEN 1 --
NOT USED --
DRVEN 0
--
CN7 -- FDD Port Connector
Figure 3-8 CN7: FDD Port Connector
3.2.6 Reset Header (J3)
J3 is used to connect to an external reset switch. Shorting these two pins will reset the system.
1 Reset+
2 Reset-
1 2
Figure 3-9 J3: Reset Header