Siemens SINUMERIK 840D sl Function Manual page 58

Data lists
5.3 Signals
5.3.3 Signals to operator panel front
DB number Byte.Bit
19 0.0
19 0.1
19 0.2
19 0.3
19 0.4
19 0.7
19 10.0
19 10.1
19 10.2
19 10.7
19 12.2
19 12.3
19 12.4
19 12.5
19 12.6
19 12.7
19 13.5
19 13.6
19 13.7
19 14.7
19 16.7
19 44.0
5.3.4 Signals from operator panel front
DB number Byte.Bit
19 20.1
19 20.7
19 24.0
19 24.1
19 24.2
19 24.3
19 24.4
19 24.5
19 24.6
52
Description
Screen bright
Darken screen
Key disable
Delete Cancel alarms (HMI Advanced only)
Delete Recall alarms (HMI Advanced only)
Actual value in WCS
Programming area selection
Alarm area selection
Tool offset selection
ShopMill control signal
COM2 active (job byte of PLC)
COM1 active (job byte of PLC)
RS232 stop (job byte of PLC)
RS232 external (job byte of PLC)
RS232 OFF (job byte of PLC)
RS232 ON (job byte of PLC)
Unload part program
Load part program
Part program selection
File system active/passive (for HMI Embedded, always active)
File system active/passive (for HMI Advanced, always passive)
Mode change disable
Description
Screen is dark
Switch over MCS/WCS
Error (Acknowledgment byte for current RS232 status)
O.K. (Acknowledgment byte for current RS232 status)
COM2 active (Acknowledgment byte for current RS232 status)
COM1 active (Acknowledgment byte for current RS232 status)
RS232 stop (Acknowledgment byte for current RS232 status)
RS232 External (Acknowledgment byte for current RS232C status)
RS232 OFF (Acknowledgment byte for current RS232 status)
Basic logic functions: Various NC/PLC interface signals and functions (A2)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0