Appendix MV600/V620 ID Controller Protocol
392
Write (Hexadecimal/2) (Sequence No. 523)

This sequence is used when the number of Heads to be written to the Carrier is 2. Up to 56 digits of data can be

written 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
+19
+20
+65
+66
+67
+68
+69
+70
+83
CH 1
Number of send data words
(Undefined) Unit No.
(Undefined) Head CH No.
Leading address No.
Number of write digits
Write data
~ ~
Write data
~ ~
(Not used)
(Undefined) Unit No.
(Undefined) Head CH No.
Leading address No.
Number of write digits
Write data
~ ~
Write data
CH 2
(Not used)
Offset Contents (data format) Data
+0 Number of send data words
(4 digits BCD) 0007 to 0084
+1 Number of Heads
(4 digits BCD) 0002 to 0002
+(64(N1)+2) Unit No. (2 digits BCD) Arbitrary (However, there is a limit for the
maximum Unit No. depending on the model)
+(64(N1)+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.
+(64(N1)+4) Leading address No.
(4 digits Hexadecimal) 0000 to FFFF
+(64(N1)+5) Number of write digits
(4 digits BCD) 0002 to 0056
+(64(N1)+6)
to (64(N1)+19) Write data (Hexadecimal) Input in hexadecimal
Up to 56 digits (max.) can be set
N: Number of Heads
Receive Data Word Allocation (3rd Operand of PMCR)
None.

Note 1. Write data designated for hexadecimal is sent beginning with the largest offset from the send data

words.

2. Always set an even number of digits for the write data.