Appendix B Task Codes Specifications
Description
(A) When the I/O type code is bit and specified as less than or equal to 16 points.
1st to 8th
points
H00
HA0
9th to Nth
points
HA0 I/O code
I/O No.
N points
(Request)
(Response)
1st point
8th point
Nth point
Bit
Data memory
N points
The CPU detects the head of the monitor data according to
the requested I/O code and I/O number, then in response
returns the monitor data for the number of bits requested.
(B)
When the I/O type code is word
H00
HA0
1st word
HA0 I/O code
I/O No.
N points
(Request)
(Response)
1st word
Nth word
Data memory
The CPU detects the head of the monitor data according to the
requested I/O code and I/O number, then in response returns the
monitor data for the number of words requested.
Nth word
Word
N words
B-40