
B-64214EN/01 5.CONVERSION RULES
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5.4.11 CTRC
PMC-SB7
CTRC
• UPDOWN signal specifies whether the counter is up counter or down counter
• CN0 signal specifies the initial value of counter is 0 / 1.
PMC-SD7
(Not converted)
Not converted.
• Conversion tool cannot decide whether UPCTR or DNCTR is appropriate because it is
impossible to tell the contents of UPDOWN signal when conversion.
User’s operations to
finish conversion
Please replace by UPCTR or DNCTR.
Please note the followings.
• Minimum value of UPCTR/DNCTR is always 0. Therefore, these function cannot process
similar to CTR with CN0 is 1.
• UPCTR/DNCTR cannot process as ring counter. Therefore, behavior of these functions is
different when the counter exceeds preset value.