5
Operation
40
Festo – EXCM-30/-40-...-PF-EN – 1603 – English
5.2.2
Description of the control bytes CCON/CPOS
All necessary statuses were controlled with the control byte CCON.
Control byte 1 (CCON)
Bit
Function
Description
0
Enable drive
ENABLE
= 0
= 1
Drive blocked
Enable drive
1
Stop
Stop
= 0
= 1
Stop active (stop with the permissible ramp and
cancel positioning task).
Enable operation
2
Release brake
BRAKE
= 0
= 1
Brake active
Release brake,
only effective when drive is blocked (ENABLED = 0)
and brake active (RB = 0 at interface X4)
3
Acknowledge
malfunction
RESET
With a rising edge, an error message present is deleted and, if
successful, the malfunction status is exited.
4
Reserved
= 0
Reserved
5
Axis selection
AXSEL
= 0
= 1
Only effective during jogging
X-axis selected for jogging
Y-axis selected for jogging
6
Operating mode
selection
OPM
= 0
= 1
Record selection mode
Direct mode
7
Reserved
= 0
Reserved
Tab. 5.5
Control byte CCON