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Appendix MV600/V620 ID Controller Protocol
389
Write (ASCII/4) (Sequence No. 520)
This sequence is used when the number of Heads to be written to the Carrier is 4. Up to 48 bytes of data can be
read for each Read/Write Head.
Send Data Word Allocation (2nd Operand of PMCR)
First word of send
data
Number of Heads
+0
+1
+2
+3
+4
+5
+6
+29
+30
+31
+32
+33
+34
+57
+86
+87
+88
+89
+90
+113
CH 1
Number of send data words
(Undefined)
Unit No.
(Undefined)
Head CH No.
Leading address No.
CH 2
Number of write bytes
Write data
~ ~
Write data
(Undefined)
Unit No.
(Undefined)
Head CH No.
Leading address No.
Number of write bytes
Write data
~ ~
Write data
~ ~
(Undefined)
Unit No.
(Undefined)
Head CH No.
Leading address No.
Number of write bytes
Write data
~ ~
Write data
CH 4
Offset Contents (data format) Data
+0 Number of send data words
(4 digits BCD)
0007 to 0114
+1 Number of Heads
(4 digits BCD)
0001 to 0004
+(28(N–1)+2) Unit No. (2 digits BCD) Arbitrary (However, there is a limit for the
maximum Unit No. depending on the model)
+(28(N–1)+3) R/W Head CH No.
(1 digit BCD)
R/W Head CH 1 designation: 1
R/W Head CH 2 designation: 2
The CD1D must be set to 1.
+(28(N–1)+4) Leading address No.
(4 digits Hexadecimal)
0000 to FFFF
+(28(N–1)+5) Number of write bytes
(4 digits BCD)
0001 to 0048
+(28(N–1)+6)
to (28(N–1)+29)
Write data (ASCII) Input in ASCII.
Up to 48 bytes (max.) can be set
N: Number of Heads
Receive Data Word Allocation (3rd Operand of PMCR)
None.
Note Write designated for ASCII is sent beginning with the smallest offset from the send data words.