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19 touch screen connector (t.s.1 & t.s.2), 20 d.o.c. memory address select (jp4), 21 26-pin audio connector(audio1) – Acrosser AR-B1551 User Manual

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AR-B1551 User’s Guide

23

3.2.19 Touch Screen Connector (T.S.1 & T.S.2)

1 RXDF
2 TXDF
3 CGND

Figure 0-8 T.S.1&T.S.2: Touch Screen Connector

3.2.20 D.O.C. Memory Address Select (JP4)

This section provides the information about how to use the D.O.C. (DiskOnChip). There divided two parts:
hardware setting and software configuration.

Step 1:

Use JP4 to select the correct D.O.C. memory address.

Step 2:

Insert programmed DiskOnChip into sockets U22 setting as DOC.

Step 3:

Line up and insert the AR-B1551 card into slot of your computer.

OFF

Factory Preset

1
2

1
2

ON

Figure 0-9 JP4: D.O.C. Memory Address Select

JP4 Address Note

OFF C8000

Factory

Preset

ON D0000

Table 0-4 D.O.C. Memory Address

3.2.21 26-Pin Audio Connector(AUDIO1)

1

2

Audio Connector

25

26

CN9 Signal CN9 Signal

1 AUXAL 2 LINEL
3 AUXAR 4 LINER
5 +12V 6 VJOYS
7 AUDIOL 8 MICPH
9 AUDIOR 10 PCSPKO

11 GND 12 GND
13 MIDIIN 14 MIDIOP
15 GND 16 GND
17 -JSWA 18 JTMA
19 -JSWB 20 JTMB
21 -JSWC 22 JTMC
23 -JSWD 24 JTMD
25 GND 26 GND

Table 0-5 Audio Connector Pin Assignment