YASKAWA MP3000 Series - Page 409

2.16 Details on Protocols
Extended MEMOBUS Protocol
2-391
Ethernet Communications
 Changing the State of a Single Bit Using 32-bit Addressing
7••••••••••0
7••••••••••0
(LL)
(LH)
(HL)
(HH)
(L)
(H)
(H)
(L)
(LL)
(LH)
(HL)
(HH)
(L)
(H)
(H)
(L)
Command
Length: 0C hex
MFC: 43 hex
SFC: 45 hex
CPU number
Not used.
Register type
Not used.
Coil address
Specified state
Response
Length: 0C hex
MFC: 43 hex
SFC: 45 hex
CPU number
Not used.
Register type
Not used.
Coil address
Specified state
Set the length of the command.
Always 43 hex.
The sub function code to change the state of a single bit is 05 hex.
Specify 4 bits each for the destination CPU number and the source CPU number.
Set the address of the coil to change.
Set the desired state of the coil.
ON = 00FF hex
OFF = 0000 hex
Set the length of the response.
Always 43 hex.
The response will contain the sub function code that was set in the command.
Specify 4 bits each for the destination CPU number and the source CPU number.
This contains the address of the changed coil.
This contains the state of the changed coil.