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CAN-8124/CAN-8224/CAN-8424 User Manual
CAN-8124/ CAN-8224/ CAN-8424 User Manual (Version 2.0, Aug/2007)
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2.
Apply the Master’s Explicit Request Messages to set the heartbeat
interval value.
Master
(MAC
ID
=0x0A)
Slave
(MAC
ID
=0x09)
Then slave (MAC ID =0x09) would send the heartbeat message in every 2
seconds.
Master
(MAC
ID
=0x0A)
Slave
(MAC
ID
=0x09)
Note: If users want to cancel the heartbeat message, please set 0 into the
heartbeat interval attribute value in the Identity object instance.
_ Group 2 Message
| _ Destination MAC ID=0x09
| | _ Message ID =4
| | | _ Frag=0. Transaction ID=0. Souce MAC ID= 0x0A
| | | | _ Service=set attribute
| | | | | _ Class ID=1
| | | | | | _ Instance ID=1
| | | | | | | _ Attribute ID= 0x0A
| | | | | | | | _ Attribute Data= 2 seconds
ID=10 001001 100. Data= 0A 10 01 01 0A 02 00
_ Group 2 Message
| _ Source MAC ID=0x09
| | _ Message ID =3
| | | _ Frag=0. Source MAC ID= 0x09
| | | | _ Service code=0x4D
| | | | | _ Identity Object Instance ID=1
| | | | | | _ Device State=3
| | | | | __|_ _|__ ____ EV, SF, UF, DF and Consistency value
ID=10 001001 011. Data=09 CD 01 00 03 00 00 00