Hitachi EH-150 Applications Manual page 172

Task Subcommand
code
H23 Write to HI-LADDER
area
Write to parameter
area (B)
Undefined
None
H26 Memory assignment
Undefined
None
H27 End of parameter
change
H28 Change set value of
timer counter
Response task code
Code
H02 Not-executable
H03 Normal execution
Abnormal task code
Not-executable
H04 to Abnormal task code
HFF
Abnormal task code
H00 Normal execution
(Fixed) Abnormal task code
Not-executable
H01 to Abnormal task code
HFF
Abnormal task code
Normal execution
Not-executable
H02 Normal execution
(Fixed) Abnormal task code
Not-executable
Appendix B Task Codes Specifications
Return code
Code
H03 ROM memory
Occupancy code
mismatch
Not occupied
CPU is running
H00
H01 Abnormal address
Abnormal number of
steps/words
Memory over
H03 Occupancy code
mismatch
Not occupied
CPU is running
H01 Undefined
subcommand
H01 Abnormal number of
steps/words
H00
H01 Memory size over
H03 Occupancy code
mismatch
Not occupied
CPU is running
H01 Undefined
subcommand
H01 Abnormal number of
steps/words
H00
H03 Occupancy code
mismatch
Not occupied
CPU is running
H00
H01 Undefined
subcommand
Abnormal address
Abnormal number of
steps/words
Abnormal I/O code
Abnormal I/O number
H03 Inconsistent parameter
Occupancy code
mismatch
Not occupied
B-47
Error cause
Code
H01 Program memory is ROM
H03 Local station is READ-occupying CPU
H07 Local station is not occupying CPU
H0B CPU is running and "modify during
RUN" mode is not set
H04 Transfer address is outside the designated
range of parameter area (B)
H05 Number of transfer steps are outside the
designated range
H09 "Address + number of steps" exceeds the
parameter area
H03 Local station is READ-occupying CPU
H07 Local station is not occupying CPU
H0B CPU is running and "modify during
RUN" mode is not set
H02 Undefined subcommand is set.
H05 Only the task code is input.
H0A Memory assignment total has exceeded
the physical memory capacity.
H03 READ-occupied by local station.
H07 Local station is not occupying CPU.
H0B CPU is running and "modify during
RUN" mode is not set.
H02 Undefined subcommand is set.
H05 Task code input-parameter length is too
short.
H03 READ-occupying by local station.
H07 Local station is not occupying CPU.
H0B CPU is running and "modify during
RUN" mode is not set.
H02 Subcommand is other than 02H.
Modification code is 08H or above.
H04 Address is abnormal.
H05 Task code input-parameter length is too
short.
H06 I/O code is abnormal.
Time base is H04 or above.
H07 I/O number is abnormal.
Timer counter number is 512 or above.
The 1st set value of watchdog (constant)
is greater than or equal to the 2nd set
value (constant).
0.01 second, 0.1 second or 1.0 second
was set as the time base when timer
counter number was 256 or above.
0.01 second was set as the time base
when timer counter number was 64 or
above.
H02 The timer of the timer-counter number is
used by HI-FLOW.
H03 READ-occupying by local station
H07 Not occupied by local station.