7 MECHATROLINK-II Commands43 SUBSTATUS Field18th ByteNote: D3 to D7 are not used. A value of 0 is always returned.D7 D6 D5 D4 D3 D2 D1 D0− − − − − SUBCMDRDY SBWARNG SBALMBit Name Description Value SettingD0 SUBALM Sub-command alarm 0 No alarm1 AlarmD1 SUBWARNG Sub-command warning 0 No warning1 WarningD2 SUBCMDRDY Sub-command ready(Sub-command can be received.)0 Busy1 Ready

YASKAWA VS mini V7 User Manual