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I-8091 User Manual Version 1.0 06/2001
http://www.icpdas.com 2-4 ICPDAS
1. Introduction _
1.1 System Block Diagram
The I-8091 stepping motor control card is a micro-computer controlled, 2-axis
pulse generation card. It includes a 2Kbytes-FIFO to receive motion command
from host, a micro-computer for profile generation and protection, 2-axis DDA
chip to execute DDA function when interpolation command is used, 2500Vrms
optical isolation inserted for industrial application.
2K FIFO
Interface
CPU
DDA Chip
X-axis
DDA Chip
Y-axis
Optical
Isolation
Limit Switch
Input Port
Connector
Limit Switch Signal
Profile Generation
Protection
Limit Switch
Input Port
Bus
Fig.(1) block diagram of I-8091 card