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Appendix C - Glossary

A

ALCD - Alarm Code. A code indicating alarm category and set/clear status.

ALID - Alarm ID. Unique identifier for an alarm.

ALTX - Alarm Text. Human-readable description of an alarm.

AMHS - Automated Material Handling System. Automated transport system for carriers/FOUPs.

C

CE - Collection Event. An event that triggers data collection and reporting.

CEID - Collection Event ID. Unique identifier for a collection event.

CJ - Control Job. High-level job that manages process jobs (E94).

CJM - Control Job Management. SEMI E94 standard for control job management.

CMS - Carrier Management System. SEMI E87 standard for carrier management.

COMMACK - Communication Acknowledge. Response code for communication establishment.

D

DATAID - Data ID. Unique identifier for a data transaction.

DV - Data Variable. Variable containing process data.

DVVAL - Data Variable Value.

E

EAC - Equipment Acknowledge Code. Response for equipment constant changes.

EC - Equipment Constant. Configurable equipment parameter.

ECID - Equipment Constant ID. Unique identifier for an equipment constant.

ECV - Equipment Constant Value.

ETS - Equipment Terminal Services. SEMI E116 standard.

F

FOUP - Front Opening Unified Pod. Standard carrier for 300mm wafers.

FOSB - Front Opening Shipping Box. Carrier for wafer shipping.

G

GEM - Generic Equipment Model. SEMI E30 standard for equipment communication.

GEM 200 - GEM standard implementation for 200mm wafer equipment.

GEM 300 - Extended GEM standards for 300mm wafer equipment.

H

HCACK - Host Command Acknowledge. Response code for remote commands.

HSMS - High-Speed SECS Message Services. TCP/IP based transport protocol (E37).

HSMS-SS - HSMS Single-Session. Single connection mode of HSMS.

L

LP - Load Port. Position where carriers are loaded/unloaded.

LRACK - Link Report Acknowledge. Response for linking reports to events.

M

MDLN - Model Name. Equipment model identifier.

MES - Manufacturing Execution System. Factory control system.

O

OBJACK - Object Acknowledge. Response code for object service operations.

OFLACK - Offline Acknowledge. Response for offline request.

ONLACK - Online Acknowledge. Response for online request.

P

PJ - Process Job. Job that defines processing of substrates (E40).

PJM - Process Job Management. SEMI E40 standard.

PP - Process Program. Recipe.

PPBODY - Process Program Body. Recipe data content.

PPID - Process Program ID. Recipe identifier.

R

RCMD - Remote Command. Command sent from host to equipment.

RPTID - Report ID. Unique identifier for a report definition.

S

SECS - SEMI Equipment Communications Standard.

SECS-I - SECS serial communication protocol (E4).

SECS-II - SECS message content standard (E5).

SEMI - Semiconductor Equipment and Materials International.

SOFTREV - Software Revision. Equipment software version.

SV - Status Variable. Read-only equipment status value.

SVID - Status Variable ID. Unique identifier for a status variable.

T

T3 - Reply Timeout. Time to wait for message reply.

T5 - Connection Separation Time. Time between connection attempts.

T6 - Control Transaction Timeout. Time for HSMS control messages.

T7 - Not Selected Timeout. Time in not-selected state.

T8 - Network Intercharacter Timeout. Character reception timeout.

TID - Terminal ID. Identifier for operator terminal.

V

VID - Variable ID. Generic identifier for any variable type.


SEMI Standards Reference

Standard Title
SEMI E4 SECS-I Message Transfer
SEMI E5 SECS-II Message Content
SEMI E30 GEM (Generic Equipment Model)
SEMI E37 HSMS Generic Services
SEMI E37.1 HSMS Single-Session
SEMI E39 Object Services
SEMI E40 Process Job Management
SEMI E87 Carrier Management (CMS)
SEMI E90 Substrate Tracking
SEMI E94 Control Job Management
SEMI E116 Equipment Performance Tracking

Message Direction Notation

Symbol Meaning
H→E Host to Equipment
E→H Equipment to Host
H↔E Bidirectional
W Wait bit (reply expected)

State Abbreviations

Abbreviation Full Name
CTRL Control State
COMM Communication State
PROC Processing State
LP Load Port
PM Process Module
TM Transfer Module