1.20. HARD DISK (IDE) CONNECTOR
1.17. COM1, COM2 (CN5, CN6)
CN5 (CO M 1)
CN6 (CO M 2)
(3) RS-485 Header (J9)
1
2
3
1 N485+
2 N485-
3 GND
J9
(1) 40-Pin Hard Disk (IDE) Connector (CN7)
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
10
A 40-pin header type connector (CN7) is provided to
interface with up to two embedded hard disk drives (IDE AT
bus). This interface, through a 40-pin cable, allows the user
to connect up to two drives in a “daisy chain” fashion. To
enable or disable the hard disk controller, please use the
BIOS Setup program, which is explained further in chapter
5.The following table illustrates the pin assignments of the
hard disk drive’s 40-pin connector.
1.18. TOUCH SCREEN CONNECTOR
(J3 & J4)
Figure 1-2 CN5 & CN6: RS-232 Connector
1 RXDF
2 TXDF
3 CGND
CN5
CN6 Signal CN5 CN6 Signal
1
1
/DCD
8
6
/CTS
6
2
/DSR
4
7
/DTR
2
3
RXD
9
8
/RI
7
4
/RTS
5
9
VCC
3
5
TXD
--
10
VCC
Step 1:
Use JP1 to select the correct D.O.C.
memory address.
Step 2:
Insert programmed DiskOnChip into
sockets U19 setting as DOC.
Step 3:
Line up and insert the AR-B1570 card
into slot of your back plane.
(1) RS-232/RS-485 Select for COM1 (P2 & P3)
The P2&P3 jumpers are used to select the use of 0n-board
RS-232 or RS-485 for the CN5 – COM1.
P2
P3
1
1
2
RS-232
Factory Preset
1
1
2
RS-485
A
C
B
A
C
B
OFF
2
2
ON
(2) RS-485 Terminator Select (J2)
When there is only one line the setting should be left off,
if multiple blocks are used on a single line this should be
set to “ON” in order to properly terminate the connection
for better transmission of data
OFF
Factory Preset
1
2
1
2
ON
1.19. D.OC. MEMORY ADDRESS
SELECT (JP1)
This section provides the information about how to use the
D.O.C. (DiskOnChip). There divided two parts: hardware
setting and software configuration.
Factory Preset
1
1
Pin
Signal
Pin
Signal
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
NOT
USED
21
IDEDREQ
22
GROUND
23
-IOW A
24
GROUND
25
-IOR A
26
GROUND
27
IDEIORDYA
28
GROUND
29
-DACKA
30
GROUND
31
AINT
32
GROUND
33
SA 1
34
Not Used
35
SA 0
36
SA 2
37
CS 0
38
CS 1
39
HD LED A
40
GROUND
Figure 1-3 JP1: D.O.C. Memory Address Select
1
2
40
39
JP1
Address
Note
OFF
CE00 : 0000 Factory Preset
ON
D200 : 0000
Page
3
of
4
AR-B1570
Manual
