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occurred, information on other errors can be output to IR word n+5 by again set-
ting READ ERROR.
Error Location
Word n+5, bit 07 through 00
The error location gives the rightmost two digits of the DM address, i.e., the bit
number, where the data causing the error is stored.
Error Code
Word n+5, bit 15 through 08
Error codes indicate the nature of the error and are given in Appendix A Error
Code List.
Count Overflow Flag
Word n+4, bit 06
The count overflow flag is turned ON when the counter value is incremented
passed 8,388,607. This flag turns OFF when the next counting operation is
started.
Reset Flag
Word n+4, bit 07
The reset flag turns ON for one PC cycle time after the Counter Unit is reset.
Current Counter Value
Word n+6 and n+7
The current counter value is accessible in words n+6 and n+7 as 6 BCD digits
with a sign digit. In preset mode, the sign digit is always 0 (+).
Output Flags
Word n+4 bits, 15 through 08
Output flag bits are ON whenever the corresponding output is ON. Output flags
turn ON regardless of the status of ENABLE OUTPUT (word n, bit 02). Refer to
4-3-1 Data Allocation for specific flag bits.
Preset Mode
Section 4-3
Summary of Contents for SYSMAC C200H-CT001-V1
Page 1: ...Cat No W141 E1 4 High speed Counter Units SYSMAC C200H CT001 V1 CT002 OPERATION MANUAL...
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Page 3: ...C200H CT001 V1 CT002 High speed Counter Units Operation Manual Revised September 2000...
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