11
JP11
DESCRIPTION
1-2
RS232
2-3
RS422/RS485
2.7 LCD Vcc Voltage Selector
The LCD interface connector CN15 can provide 5V or 3.3V
power supply by selecting the JP1 to meet the different LCD
requirement.
JP1
DESCRIPTION
1-2
5V
2-3
3.3V
2.8 DiskOnChip™ Flash Disk Memory Address setting
The DiskOnChip ™ Flash Disk Chip (DOC) is produced by
M-Systems. Because the DOC is 100% compatible to hard disk
and DOS Customer don‘t need any extra software utility. It is
just “plug an d play”, easy and reliable. Right now the DOC is
available from 2MB to 144MB.
The MD-2200-Xmb series DOC
will share only 8KB memory address.
•
JP7 & JP8: DiskOnChip Memory Address Setting
JP8
JP7
ADDRES
1-2
3-4
5-6
7-8
1-2
3-4
5-6
CC000
OPEN OPEN CLOSE OPEN OPEN CLOSE
CLOSE
CE000
OPEN OPEN OPEN CLOSE OPEN CLOSE
CLOSE
D0000
CLOSE OPEN OPEN OPEN CLOSE OPEN CLOSE
D2000
OPEN CLOSE OPEN OPEN CLOSE OPEN CLOSE
D4000
OPEN OPEN CLOSE OPEN CLOSE OPEN CLOSE
D6000
OPEN OPEN OPEN CLOSE
CLOSE OPEN CLOSE
D8000
CLOSE OPEN OPEN OPEN OPEN OPEN CLOSE
DA000
OPEN CLOSE OPEN OPEN OPEN OPEN CLOSE
DC000
OPEN OPEN CLOSE OPEN OPEN OPEN CLOSE
DE000
OPEN OPEN OPEN CLOSE OPEN OPEN CLOSE
12
Connection
This chapter describes how to connect peripherals, switches
and indicators to the WAFER-5820 board.
3.1 Floppy Disk Drive Connector (CN7)
WAFER-5820 board is equipped with a 34-pin daisy-chain
driver connector cable.
CN7: FDC CONNECTOR
PIN NO. DESCRIPTION PIN NO.
DESCRIPTION
1
GROUND
2
REDUCE WRITE
3
GROUND
4
N/C
5
GROUND
6
N/C
7
GROUND
8
INDEX#
9
GROUND
10
MOTOR ENABLE A#
11
GROUND
12
DRIVE SELECT B#
13
GROUND
14
DRIVE SELECT A#
15
GROUND
16
MOTOR ENABLE B#
17
GROUND
18
DIRECTION#
19
GROUND
20
STEP#
21
GROUND
22
WRITE DATA#
23
GROUND
24
WRITE GATE#
25
GROUND
26
TRACK 0#
27
GROUND
28
WRITE PROTECT#
29
GROUND
30
READ DATA#
31
GROUND
32
SIDE 1 SELECT#
33
GROUND
34
DISK CHANGE#
3