Control word
State changes of the state machine are requested via the object co00 (CiA
0x6040) controlword. Access to the control word is possible via two addresses:
This "communication control word" can be changed by other sources (e.g. digital
inputs, protective functions):
Mask to activate the internal controlword
displays the controlword, which results from the combination
ofco31 controlword internal and the stop reactions
The controlword contains the following bits:
Command to the state change (=> below)
Command to the state change (=> below)
0 activates quick stop (function must be activated in co32)
Command to the state change (=> below)
Meaning is depending on the operating mode
Command to the state change (=> below)
Halt is supported in vl, hm and pp mode
Meaning is depending on the operating mode
Manufacturer specific, currently supported function:
• combined handling of controlword bits and digital input functions
Manufacturer specific, currently supported function:
• 1 => Opening of the motor brake (depending on co21 brake con-
trol mode )