Asyst Technologies VersaPort 2200, Technical Manual

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Page 142 2000-1252-01 Released Rev. C
VersaPort 2200 Technical Manual
Appendix B: Communications Software
SECS Communication
a
Stream and Function Codes
(See “Data Dictionary” on page 150 for an explanation of all message variables.)
S1,F0: Abort Transaction (S1F0) *S,H<-> E
Description:
This may occur in a multi-block message or in a reply to a primary message. This code
terminates and aborts further work on the transaction. Function 0 has the same meaning
and is defined in every stream.
Structure:
Header only.
Exceptions:
None.
S1,F1: Are You There Request (R) *S,H
→
E, reply
Description:
This code establishes if the Process Tool or Host is on-line. A function 0 response to this
message means the communication is inoperative.
Structure:
Header only.
Exceptions:
None.
S1,F2: On Line Data (D) *S,H
←
E
Description:
This code signifies that the equipment is alive.
Structure:
L, 2
1.<MDLN>
2.<SOFTREV>.
S1,F5: Formatted Status Request (FSR)
*S,H
→
E, reply
Description
This is a request for the VersaPort to report the status according to a predefined fixed for-
mat.
Structure:
<SFCD>.
Exceptions:
None.
S1,F6: Formatted Status Data (FSD) *S,H
←
E
Description:
This data message is sent upon Host request for current VersaPort status.
Structure:
One of the following structures is used for the VersaPort data, based on the Form Code
<SFCD> of the request (S1,F5).
For response to Form Code = 0
L, 4
1. <SFCD> Echoes Form Code = 0
2. L, 12
1) <PIO_MODE> Parallel interlock ON/OFF
2) <PIP>
Pod-in-place status
3) <INXOPS> Operation status (Ready / Busy)
4) <HOMEST> All VersaPort axes at Home / not Home
5) <LFUNC> Last function completed
6) <PRTST> Port Status
7) <ELDN> Port lifter at over-travel limit
8) <ELUP> Port lifter at Up limit