M-system R7F4HML3-D-DAC32B, Instruction Manual

Page: 7 / 12

R7F4HML3-D-DAC32B
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
EM-8002-B Rev.2 P. 7 / 12
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 COMMAND
Commands available with this unit are the following.
PROFILE COMMAND CODE FUNCTION
Common command NOP 00H No operation command
ID_RD 03H Read ID command
CONFIG 04H Setup device command
ALM_RD 05H Read alarm or warning command
ALM_CLR 06H Clear alarm or warning command
CONNECT 0EH Establish connection command
DISCONNECT 0FH Release connection command
Standard I/O profile DATA_RWA 20H Transmit I/O data
• NOP (00H)
Does nothing except sending back current status
BYTE COMMAND RESPONSE REMARKS
0 NOP (00H) NOP (00H) No operation command
1 00H 00H Not used
2 CMD_CTRL CMD_STAT Refer to CMD_CTRL/CMD_STAT.
3
≥ 4 00H 00H Reserve
• ID_RD (03H)
Reads the product ID.
BYTE COMMAND RESPONSE REMARKS
0 ID_RD (03H) ID_RD (03H) Read ID command
1 00H 00H Not used
2 CMD_CTRL CMD_STAT Refer to CMD_CTRL/CMD_STAT.
3
4
ID_CODE ID_CODE Refer to ID_CODE
5 OFFSET OFFSET OFFSET: designates the place to read data
6 SIZE SIZE SIZE: specify the size of data to read
7
≥ 8 00H ID Product's ID
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