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S I P L A C E G EM S W V e r s i on G EM 505 . 03 SP 1 H O S T I n t e r f a c e M anua l ©S i e m en s A G, a ll r i gh t s r e s e r v ed page 155 o f 241 5 . 4 . 7 O p e r at o r C o mm a nd , S u ccessf u l S t ep SE…

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SIPLACE GEM SW Version GEM 505.03 SP1 HOST Interface Manual
Page 154 of 241 ©Siemens AG, all rights reserved
1. H -> E S2F41 [W] The Host sends the command. The W-bit in this
message may be either 0 or 1.
2. H <- E S2F42 If the W-bit in S2F41 is 1, the Equipment
acknowledges the command. The acknowledge
code in this message is 64 (Control State is
incorrect). If the W-bit is 0, this message is not
sent. In either case, the Equipment does not
perform the command.
5.4.5 Go Remote, Operator-Initiated
Step SECS Message Description
1.
{XE „ControlState“}ControlState is Local. The
Equipment operator switches the Equipment to
Remote Control.
2. H <- E S6F11 W
The Equipment signals CEID {XE
„GoingRemote“}GemControlState REMOTE.
Event Reports as appropriate.
3. H -> E S6F12 The Host acknowledges the report.
5.4.6 Go Local, Operator-Initiated
Step SECS Message Description
1. ControlState is Remote. The Equipment
operator switches the Equipment to Local
Control.
2. H <- E S6F11 W The Equipment signals CEID GemControlState
LOCAL. Event Reports as appropriate.
3. H -> E S6F12 The Host acknowledges the report.
SIPLACE GEM SW Version GEM 505.03 SP1 HOST Interface Manual
©Siemens AG, all rights reserved page 155 of 241
5.4.7 Operator Command, Successful
Step SECS Message Description
1. ControlState is Local. The operator issues a
front-panel INITIATE PROCESS command.
The Equipment performs the command.
2. H <- E S6F11 W
The Equipment signals {XE „CEID“}CEID
LotStart. Event Reports as appropriate.
3. H -> E S6F12 The Host acknowledges the report.
SIPLACE GEM SW Version GEM 505.03 SP1 HOST Interface Manual
Page 156 of 241 ©Siemens AG, all rights reserved
5.5 Process Program
Process Program supply via GEM will be implemented in a later stage.
5.6 Equipment Terminal Communications
5.6.1 Host to Equipment, Single Line
Step SECS Message Description
1. The Host has data to display at the Equipment’s
front panel.
2. H -> E S10F3 [W] Terminal Display. The Host sends text. The
Equipment displays the text on its front panel.
3. H <- E S10F4 If the W-bit in S10F3 is 1, the Equipment
acknowledges.
4. The Operator acknowledges that he/she has
read the message.
5. H <- E S6F11 W The Equipment signals CEID S10Ack. Event
Reports as appropriate.
6. H -> E S6F12 The Host acknowledges the report.
5.6.2 Host to Equipment, Multi-Line
Step SECS Message Description
1. The Host has a multi-line data to display at the
Equipment front panel.
2. H -> E S10F5 [W] Terminal Display Multiple. The Host sends text.
The Equipment displays the text on its front
panel.
3. H <- E S10F6 If W-bit in S10F5 is 1, the Equipment
acknowledges.
4. The Operator acknowledges that he/she has
read the message.
5. H <- E S10F11 W
The Equipment signals CEID {XE
„HostMsgAck“}HostMsgAck. Event Reports as
appropriate.
6. H -> E S6F12 The Host acknowledges the report.
5.6.3 Equipment Sends Text to Host
Step SECS Message Description
1. The Equipment operator enters data to send to
the Host.
2. H <- E S10F1 [W] Equipment sends text to Host. The W-bit in this
message may be either 0 or 1. The Host
displays the message for the operator.
3. H -> E S10F2 If the W-bit in S10F1 is 1, the Host