Block Diagram - Advantech PCI-1243U User Manual

1.5 Block Diagram

Address
Address
Decoder
P
C
B
U
S
IRQ Selecteor
Figure 1.1: PCI-1243U 4-Axis Stepping Motor Control Card
DATA
BUS
Buffer
PCD-4541
2 Phase Stepping
Motor Controller
System
DIO
BLOCK
5
DIR &
OUTPUT
PULSE
ISOLATOR
OUTPUT
S
ORG,EL+
INPUT
EL- &
ISOLATOR
SD+,SD-
INPUTS
DIGITAL
OUTPUTS
DIGITAL
INPUTS
Chapter 1
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