Omron CQM1H-SCB41 Operation Manual page 391

V600/V620 ID Controller Protocol
Read (ASCII/4) (Sequence No. 502)
This sequence is used when the maximum number of Heads to be read from 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
Receive Data Word Allocation (3rd Operand of PMCR)
Receive data
storage words
376
+0 Number of send data words
+1
Number of Heads
+2 (Undefined)
+3
(Undefined)
+4
Leading address No.
(Undefined)
+5
+6 (Undefined)
+7 (Undefined)
Leading address No.
+8
+9
(Undefined)
~
+14 (Undefined)
(Undefined)
+15
Leading address No.
+16
+17
(Undefined)
Offset Contents (data format)
+0 Number of send data
words
(4 digits BCD)
+1 Number of Heads
(4 digits BCD)
+(4(N–1)+2) Unit No. (2 digits BCD)
+(4(N–1)+3) R/W Head CH No.
(1 digit BCD)
+(4(N–1)+4) Leading address No.
(4 digits Hexadecimal)
+(4(N–1)+5) Read bytes
(2 digits Hexadecimal)
N: Number of Heads
+0
Number of receive data words
Read data
+1
~
Read data
+24
Read data
+25
~
Read data
+48
~
Read data
+73
~
+96
Read data
Unit No.
Head CH No.
CH 1
Read bytes
Unit No.
Head CH No.
CH 2
Read bytes
~
Unit No.
Head CH No.
4 CH
Read bytes
0006 to 0018
0001 to 0004
Arbitrary (However, there is a limit for
the maximum Unit No. depending on the
model)
R/W Head CH 1 designation: 1
R/W Head CH 2 designation: 2
The CD1D must be set to 1.
0000 to FFFF
01 to 30 (1 to 48 bytes)
~
CH 1
CH 2
~
~
~
4 CH
Appendix M
Data