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78
Communications Commands
Section 6-2
6-2
Communications Commands
6-2-1
Commands
Note
1.
The Data Fill command will write data to the user area in the Data Carrier
regardless of the setting of write protection.
2.
If there is an error in the command or option specifications, the Command
Error Flag (word (n + 8), bit 00) in the Results Information will turn ON and
the command will not be executed.
Command
name
Command
code
Function
Read
00
Reads data from Data Carrier memory.
Write
01
Writes data to Data Carrier memory.
Bit Set
02
Sets the specified bits of the specified area in the
Data Carrier.
Bit Clear
03
Clears the specified bits of the specified area in the
Data Carrier.
Mask Bit Write
04
Masks the specified bits in the specified area of the
Data Carrier and writes data to the bits that are not
masked.
Calculation
Write
05
Writes the calculation result between memory data
and the specified data to the Data Carrier.
Data Fill
06
Writes the specified data to the specified area of the
Data Carrier.
Data Check
07
Calculates and verifies check codes for Data Carrier
memory.
Number of
Writes Control
08
Controls Data Carrier write life.
Copy
09
Writes the data read from a Data Carrier by one R/
W Head to the Data Carrier for the other R/W Head.
This command is supported by Double-head ID
Sensor Units only.
Summary of Contents for CJ - 12-2004
Page 2: ...SYSMAC CS CJ Series ID Sensor Units Operation Manual Revised December 2004...
Page 3: ...iv...
Page 11: ...xii...
Page 55: ...36 Connections and Wiring Section 3 4...
Page 69: ...50 I O Data Allocations Section 4 3...
Page 91: ...72 Data Check Section 5 7...
Page 141: ...122 Sample Programming Appendix B...
Page 147: ...128 Revision History...