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2 serial ports – Acrosser AR-B1893 User Manual

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AR-B1893 User’s Guide


IDE 2 : Secondary IDE Connector (44 Pins)

44

43

1

2

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-B1893 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

AR-B11893 Pentium M inside (With VGA)

with On Board DDR, 4 Port built in LAN, 1 Mini PCI, 1 CF

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