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C-mode (Host Link) Command Master Appendix C
CIO AREA WRITE (WR Command)
(Sequence No. 710 (Hex 02C6))
Writes the specified write data to the specified Host Link Unit starting from the designated CIO Area word.
Writing is done in word units.
Send Data Word Allocation (3rd Operand of PMCR(260))
Receive Data Word Allocation (4th Operand of PMCR(260))
Offset Contents (data format) Data
+0
Number of send data words 0005 to 0021 hex (5 to 33 decimal)
+1
(Undefined) Host Link unit
No.
(2 digits BCD)
00 to 31
+2
First write word (4 bits hex) 0000 to 6143
+3
Number of write bytes
(4 digits hex)
Specify the number of write bytes for
the communications line.
Note: The text data is converted into
ASCII on the communications line, so
specify twice the number of bytes of
text data bytes in S+4 onwards.
+4
Write data Sends the write data to the first write
word.
+5
Sends the write data to the first write
word +1.
Number of send data words
+0
+1
+2
+3
(Undefined) Host Link unit No.
Write data
Number of write bytes
First write word
+4
First word of
send data
Offset Contents (data format) Data
+0
Number of receive data words Always 0002 hex (2 decimal)
+1
(Undefined) End code
(2 digits hex)
The end code is stored in hexadecimal.
+0
+1
Receive data
storage words
Number of receive data words
(Undefined) End code