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AR-B1474 User¡¦s Guide
3-1
3. SETTING UP THE SYSTEM
This section describes pin assignments for system’ s external connectors and the jumpers setting.
l Overview
l System Setting
3.1 OVERVIEW
The AR-B1474 is a half size industrial grade CPU card that has been designed to withstand continuous operation
in harsh environments. The total on-board memory for the AR-B1474 can be configured from 1MB to 32MB by
using all 72-pin type DRAM devices.
CN6
JP15
JP1
JP14
JP8
JP9
JP10
U17
U26
H16
JP3
H5
JP7
SW1
J5
P10
P8
P6
JP2
JP6
U13
J4J3
P9
P7
P5
JP11
JP5
JP4
JP13
JP12
J2J1
J6
J7
LED1 LED2
H19H18
H4
J8
U18
U12
U8
CN3
DB2
CN1 CN2
H15
H7
H6
H14
CN5
U20
U27
CN4
1
SIMM1 DB1
U7
BUS1 BUS2
CN6
Figure 3-1 AR-B1474 Placement