AR-B1893 User’s Guide
AR-B11893 Pentium M inside (With VGA)
with On Board DDR, 4 Port built in LAN, 1 Mini PCI, 1 CF
12
IDE 2 : Secondary IDE Connector (44 Pins)
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1
RESET#
2
GROUND
3
DATA 7
4
DATA 8
5
DATA 6
6
DATA 9
7
DATA 5
8
DATA 10
9
DATA 4
10
DATA 11
11
DATA 3
12
DATA 12
13
DATA 2
14
DATA 13
15
DATA 1
16
DATA 14
17
DATA 0
18
DATA 15
19
GROUND
20
N/C
21
N/C
22
GROUND
23
IOW#
24
GROUND
25
IOR#
26
GROUND
27
N/C
28
BALE - DEFAULT
29
N/C
30
GROUND - DEFAULT
31
INTERRUPT
32
IOCS16#-DEFAULT
33
SA1
34
N/C
35
SA0
36
SA2
37
HDC CS0#
38
HDC CS1#
39
HDD ACTIVE#
40
GROUND
41
+5V LOGIC
42
+5V MOTOR
43
GROUND
44
TYPE
3.2 Serial Ports
The AR-B1893A offers two high speeds NS16C550 compatible UARTs
with Read/Receive 16 byte FIFO serial ports.
COM1
: COM1 RS-232
COM2
: COM2 for RS-232
CN5
: COM2 for RS-485 or RS-422
CN6
: COM2 for LCD Display
1
2
43
44
