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MECHATROLINK-III COMMUNICATION
Transmission cycle: 125 µsec., 250 µsec., 500 µsec., 1 – 64 msec. (with 1 msec. increments)
Communication cycle: 125 µsec. through 64 msec.
Applicable profile: Standard I/O profile (cyclic communication)
Event-driven communication acquiring ID profile (event-driven communication)
Transmission bytes: 16 bytes
Station address: 03H through EFH (set with rotary switches)
Cyclic communication: Available
Event-driven communication: Available
Slave monitoring: None
MECHATROLINK-III RELATED COMMANDS
Commands available with this unit are the following.
PROFILE
Common command
Standard I/O profile
• NOP (00H)
Does nothing except sending back current status
BYTE
COMMAND
0
NOP (00H)
1
00H
2
CMD_CTRL
3
≥ 4
00H
• ID_RD (03H)
Reads the product ID.
BYTE
COMMAND
0
ID_RD (03H)
1
00H
2
CMD_CTRL
3
4
ID_CODE
5
OFFSET
6
SIZE
7
≥ 8
00H
• CONFIG (04H)
No parameter to set for this unit. Immediately response with completion.
BYTE
COMMAND
0
CONFIG (04H)
1
00H
2
CMD_CTRL
3
4
00H
≥ 5
00H
COMMAND
CODE
NOP
00H
ID_RD
03H
CONFIG
04H
ALM_RD
05H
ALM_CLR
06H
CONNECT
0EH
DISCONNECT
0FH
DATA_RWA
20H
RESPONSE
NOP (00H)
00H
CMD_STAT
00H
RESPONSE
ID_RD (03H)
00H
CMD_STAT
ID_CODE
OFFSET
SIZE
ID
RESPONSE
CONFIG (04H)
00H
CMD_STAT
00H
00H
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp
R7F4HML3-D-DAC32A
FUNCTION
No operation command
Read ID command
Setup device command
Read alarm or warning command
Clear alarm or warning command
Establish connection command
Release connection command
Transmit I/O data
REMARKS
No operation command
Not used
Refer to CMD_CTRL/CMD_STAT.
Reserve
REMARKS
Read ID command
Not used
Refer to CMD_CTRL/CMD_STAT.
Refer to ID_CODE
OFFSET: designates the place to read data
SIZE: specify the size of data to read
Product's ID
REMARKS
Setup device command
Not used
Refer to CMD_CTRL/CMD_STAT.
Recalculation of parameters and set up. Other than 00H is
not supported.
Reserve
EM-8002-A Rev.2 P. 7 / 12
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