Omron CP1H CPU Operation Manual page 713

Auxiliary Area Allocations by Address
Addresses Name
Word Bits
A752 All DM Initial
Values Save
Password
A753 All DM Initial
Values Save
Area Speci-
fication
Note The following flags are provided in a special read-only area and can be specified with the labels given in
the table. These flags are not contained in the Auxiliary Area. Refer to 4-18 Condition Flags and 4-19
Clock Pulses for details.
Flag area
Condition Code Error Flag
Area
Access Error Flag
Carry Flag
Greater Than Flag
Equals Flag
Less Than Flag
Negative Flag
Overflow Flag
Underflow Flag
Greater Than or Equals
Flag
Not Equal Flag
Less than or Equals Flag <=
Always ON Flag
Always OFF Flag
Clock Pulse 0.02-s clock pulse
Area
0.1-s clock pulse
0.2-s clock pulse
1-s clock pulse
1-min clock pulse
Function
Set the passwords here to transfer DM
initial values between the DM area and
the DM initial value area in flash mem-
ory. The transfer will not be started
unless the correct password is set.
The transfer is started when A751.15 is
turned ON.
The password will be cleared by the
system when the transfer has been
completed.
Specifies the area to be transferred to
flash memory.
Name Label
ER Turns ON when an error occurs in processing an instructions, indi-
cating an error end to the instruction.
AER Turns ON when an attempt is made to access an illegal area. The
status of this flag is maintain only during the current cycle and only
in the task in which it occurred.
CY Turns ON when there is a carry or borrow in a math operation,
when a bit is shifted into the Carry Flag, etc.
> Turns ON when the result of comparing two values is "greater
than," when a value exceeds a specified range, etc.
= Turns ON when the result of comparing two values is "equals,"
when the result of a math operation is 0, etc.
< Turns ON when the result of comparing two values is "less than,"
when a value is below a specified range, etc.
N Turns ON when the MSB in the result of a math operation is 1.
OF Turns ON when the result of a math operation overflows.
UF Turns ON when the result of a math operation underflows.
>= Turns ON when the result of comparing two values is "greater than
or equals."
<> Turns ON when the result of comparing two values is "not equal."
Turns ON when the result of comparing two values is "less than or
equals."
A1 This flag is always ON.
A0 This flag is always OFF.
0.02s Repeatedly turns ON for 0.02 s and OFF for 0.02 s.
0.1s Repeatedly turns ON for 0.1 s and OFF for 0.1 s.
0.2s Repeatedly turns ON for 0.2 s and OFF for 0.2 s.
1s Repeatedly turns ON for 1 s and OFF for 1 s.
1min Repeatedly turns ON for 1 min and OFF for 1 min.
Settings Status Status
after at star-
mode
change
A5A5 hex: Retained Cleared
Save initial val-
ues from DM to
flash
0001 hex: DM Retained Cleared
Area specified
Meaning
Appendix D
Write Related
timing Flags,
tup Settings
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