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PC Statements and Refresh Timing
Appendix C
122
PC STOP
After the ON PC GOSUB statement is executed, the PC’s interrupt number is written in. When the Write flag is
set, the ASCII Unit busy flag is set for one scan time, but the GOSUB statement is not executed. Only after
the PC ON statement is executed will the ON PC GOSUB statement be executed.
I/O Refresh
I/O Refresh
I/O Refresh
Instruction Execution
Instruction Execution
Instruction Execution
ASCII Unit
C200H CPU
I/O Refresh
PC STOP Statement Execution
PC STOP Statement Execution
Interrupt Number
(word n bits 04 through 07)
WRITE Flag (word n bit 01)
ASCII Unit (word n+3 bit 00)
Содержание SYSMAC C200H-ASC02
Страница 1: ...Cat No W165 E1 04 ASCII Unit SYSMAC C200H ASC02 ...
Страница 2: ...C200H ASC02 ASCII Unit Operation Manual Revised September 2002 ...
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Страница 7: ...TABLE OF CONTENTS viii Glossary 159 Index 163 Revision History 165 ...
Страница 122: ...Appendix B Specifications 115 130 35 100 5 ...
Страница 167: ...Cat No W165 E1 04 Note Specifications subject to change without notice Printed in Japan Authorized Distributor ...
Страница 168: ...Cat No W165 E1 04 C200H ASC02 ASCII Unit OPERATION MANUAL ...