YASKAWA Varispeed V7 - Page 88

6. Operating with DeviceNet Communications
87
MEMOBUS Function Status
General-purpose DI/DO Control I/O Instances
General-purpose DI/DO Control I/O Instances are for DeviceNet-com-
patible Inverters only.
General-purpose DI/DO Control I/O Instances can be used for general-
purpose I/O through the Inverter’s control circuit terminals (S1 to S4,
P1, and P2) as well as the functions supported by the standard control I/
O instance.
Always execute the ENTER command when changing constants. See
ENTER Command (Write-only Register) on page 126 for details.
General-purpose DI/DO Control I/O Instances can be used with
Yaskawa Inverters only. They cannot be used with other companies’
DeviceNet-compatible Inverters.
Eight bytes are used for input data and eight bytes are used for output
data.
• Input (Master → Inverter) Instance 106 (6A Hex)
Status of Func-
tion State 1
(Byte 1, bit 1)
Status of Func-
tion State 2
(Byte 1, bit 2)
Operational Status
Fnc. State 1 = 0 Fnc. State 2 = 0 Not executed yet.
Fnc. State 1 = 0 Fnc. State 2 = 1 A MEMOBUS command
is being executed.
Fnc. State 1 = 1 Fnc. State 2 = 0 A MEMOBUS command
execution error occurred.
Fnc. State 1 = 1 Fnc. State 2 = 1 MEMOBUS command ex-
ecution was completed.
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 --- Termi-
nal S7*
Term i-
nal S6*
Te rm i-
nal S5*
Term i-
nal S4
Te rm i-
nal S3
Run
Rev
Run
Fwd
1Termi-
nal P2
Te rm i-
nal P1
Term i-
nal
MA*
--- --- --- Fault
Reset
Exter-
nal
Fault
2 Speed Reference (Low Byte)