 +_____________________________________________________________________
 ] AUTHOR:            ]                             ] DR:              ]
 ] M. SOMERS          ]    PASS PROGRAM NOTE        ]    37517         ]
 ]____________________]                             ]__________________]
 ] ORG/PHONE:         ] OPS NOTE ( )  USER NOTE (X) ] DATE: AUG. 1988  ]
 ] VER/282-7324       ]      RELEASE NOTE( )        ] REV A: 06/06/89  ]
 ]____________________]_____________________________]__________________]
 ] OI/FLIGHT EFFECTIVITY:        ]  USER AFFECTED:                     ]
 ] REL 19 AND SUBS               ]  CREW (X)  GROUND (X)  DUMP ONLY ( )]
 ]_______________________________]_____________________________________]
 ]        MAJOR SOFTWARE AREA:       ] OPS MODES AFFECTED:             ]
 ]SSW (X)  GNC ( )  VU ( )  SM/PL ( )] 0, G2, G8, G9, S2, S4, PL9      ]
 ]_____________________________________________________________________]
 ] SOFTWARE SUB-AREA: SPEC, DISP                                       ]
 ]_____________________________________________________________________]
 ] PRINCIPAL FUNCTIONS: STIM                                           ]
 ]_____________________________________________________________________]
 ] TITLE:  PRIMARY GPC TIME INITIALIZATION                             ]
 ]_____________________________________________________________________]
 ] DESCRIPTION:                                                        ]
 ] DURING PRIMARY GPC TIME INITIALIZATION, THE GMT AND MISSION ELAPSED ]
 ] TIME (MET) ARE LIMIT CHECKED. IF EITHER THE GMT OR MET FAILS THESE  ]
 ] LIMIT CHECKS, THE SELECTED TIME SOURCE WILL BE GPC TIME. THE GMT    ]
 ] IS CHECKED AGAINST THE FOLLOWING LIMITS:                            ]
 ]                                                                     ]
 ]        DAYS:    1-398                                               ]
 ]        HOURS:   0-23                                                ]
 ]        MINUTES: 0-59                                                ]
 ]        SECONDS: 0-59                                                ]
 ]                                                                     ]
 ] THE MET IS CHECKED AGAINST THE FOLLOWING LIMITS:                    ]
 ]                                                                     ]
 ]        DAYS:    0-364                                               ]
 ]        HOURS:   0-23                                                ]
 ]        MINUTES: 0-59                                                ]
 ]        SECONDS: 0-59                                                ]
 ]_____________________________________________________________________]
 ] USER RESPONSE:                                                      ]
 ] IF IT IS SUSPECTED THAT EITHER GMT OR MET FAILED THE ABOVE LIMITS,  ]
 ] ITEM ENTRIES ON SPEC 2 CAN BE EXECUTED TO RETRY TO ESTABLISH THE    ]
 ] MTU AS THE TIME SOURCE.                                             ]
 ] ITEM 38, RESETS MTU-GMT AND THEN UPDATES GMT WITH GPC INTERNAL TIME ]
 ] AND MAKES THE MTU THE TIME SOURCE, ITEM 32 WILL UPDATE EITHER GMT   ]
 ] OR MET DEPENDING UPON ITEMS 24-27, 28-31.  ITEM 33 RESETS MET.      ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ]CONCURRENCE:                           ]APPROVAL:                    ]
 ]IBM: WYATT COOPER         DATE 07/14/89]                             ]
 ]    --------------------      ---------]                             ]
 ]SSD: SAM ANKNEY           DATE 07/28/89]                             ]
 ]    --------------------      ---------] W.C. GREMILLION    08/20/89 ]
 ]PF MGR: E.A. FOUNTAIN     DATE 07/27/89]------------------- -------- ]
 ]       -----------------      ---------] CHAIRMAN, SASCB      DATE   ]
 ]_______________________________________]_____________________________]
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