Omron SYSMAC CS1W-SCB41-V1 Operation Manual page 727

V600/V620 ID Controller Protocol
Read (ASCII/4) (Sequence No. 502 (Hex 01F6))
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 (3rd Operand of PMCR(260))
First word of send
data
Receive Data Word Allocation (4th Operand of PMCR(260))
Receive data
storage words
698
+0
Number of send data words
+1
Number of Heads
+2
(Undefined)
+3
(Undefined)
+4
Leading address No.
+5
(Undefined)
+6
(Undefined)
(Undefined)
+7
+8
Leading address No.
+9 (Undefined)
~
(Undefined)
+14
(Undefined)
+15
Leading address No.
+16
(Undefined)
+17
Offset Contents (data format)
+0 Number of send data words
(4 digits Hex)
+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 Hex)
+(4(N–1)+5) Read bytes
(2 digits Hex)
N: Number of Heads
Number of receive data words
+0
Read data
+1
~
+24 Read data
Read data
+25
~
Read data
+48
~
Read data
+73
~
Read data
+96
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 0012 (6 to 18 decimal)
0001 to 0004
Arbitrary (However, there is a limit for the max-
imum 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 P
Data