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Tel to GIC
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  • Tel to GIC

    Communications between the Telescope LIC and the GIC consist three tags, two REAL floating point values, Azimuth and Altitude positions; and an array of 128 BOOL values for various logic values (see below).

    Telescope to GIC floating point values

    TEL_Alitiude is a user-defined type UDT_SafetyAnalog which consists of the the safety connection status and a single REAL floating point value.

    Tag Name

    Data Type

    Description

    TEL_Altitude

    UDT_SafetyAnalog

     

    TEL_Altitude.Connection_Status

    CONNECTION_STATUS

     

    TEL_Altitude.Data

    REAL

    Telescope Mount Altitude Position

    TEL_Azimuth is a user-defined type UDT_SafetyAnalog which consists of the the safety connection status and a single REAL floating point value.

    Tag Name

    Data Type

    Description

    TEL_Azimuth

    UDT_SafetyAnalog

     

    TEL_Azimuth.Connection_Status

    CONNECTION_STATUS

     

    TEL_Azimuth.Data

    REAL

    Telescope Mount Azimuth Position

    Telescope to GIC bit assignments

    MLIC_to_GIC is a user-defined type SAFETY_ARRAY which consists of the the safety connection status and an array of 128 BOOL. Assignments are listed below:

    Tag Name

    Data Type

    Description

    MLIC_to_GIC

    UDT_SafetyArray

     

    MLIC_to_GIC.Connection_Status

    CONNECTION_STATUS

     

    MLIC_to_GIC.Data[0]

    BOOL

    Telescope Mount Emergency Stop OK

    MLIC_to_GIC.Data[1]

    BOOL

    Telescope Mount PLC I/O OK (LEDstatus=3)

    MLIC_to_GIC.Data[2]

    BOOL

    reserved

    MLIC_to_GIC.Data[3]

    BOOL

    reserved

    MLIC_to_GIC.Data[4]

    BOOL

    Telescope Mount Azimuth Ready

    MLIC_to_GIC.Data[5]

    BOOL

    Telescope Mount Altitude Ready

    MLIC_to_GIC.Data[6]

    BOOL

    Reserved

    MLIC_to_GIC.Data[7]

    BOOL

    Reserved

    MLIC_to_GIC.Data[8]

    BOOL

    Telescope Mount Azimuth Motion Stopped

    MLIC_to_GIC.Data[9]

    BOOL

    Telescope Mount Azimuth at Safe Speed

    MLIC_to_GIC.Data[10]

    BOOL

    Telescope Mount Azimuth CW Limit

    MLIC_to_GIC.Data[11]

    BOOL

    Telescope Mount Azimuth CCW Limit

    MLIC_to_GIC.Data[12]

    BOOL

    Telescope Mount Altitude Motion Stopped

    MLIC_to_GIC.Data[13]

    BOOL

    Telescope Mount Altitude at Safe Speed

    MLIC_to_GIC.Data[14]

    BOOL

    Telescope Mount Altitude Upper Limit

    MLIC_to_GIC.Data[15]

    BOOL

    Telescope Mount Altitude Lower Limit

    MLIC_to_GIC.Data[16]

    BOOL

    Telescope Mount pointed on Sun

    MLIC_to_GIC.Data[17]

    BOOL

    Reserved

    MLIC_to_GIC.Data[18]

    BOOL

    Reserved

    MLIC_to_GIC.Data[19]

    BOOL

    Reserved

    MLIC_to_GIC.Data[20]

    BOOL

    Telescope in M1 Maintenance Position Azimuth

    MLIC_to_GIC.Data[21]

    BOOL

    Telescope in M1 Maintenance Position Altitude

    MLIC_to_GIC.Data[22]

    BOOL

    Telescope in TEOA Maintenance Position Azimuth

    MLIC_to_GIC.Data[23]

    BOOL

    Telescope above TEOA platform limit (>35°)

    MLIC_to_GIC.Data[24]

    BOOL

    Reserved

    MLIC_to_GIC.Data[25]

    BOOL

    Reserved

    MLIC_to_GIC.Data[26]

    BOOL

    Reserved

    MLIC_to_GIC.Data[27]

    BOOL

    Reserved

    MLIC_to_GIC.Data[28]

    BOOL

    M1 Cover Closed

    MLIC_to_GIC.Data[29]

    BOOL

    M1 Cart Jacks Stowed

    MLIC_to_GIC.Data[30]

    BOOL

    M1 Cover permissive

    MLIC_to_GIC.Data[31]

    BOOL

    Reserved

    MLIC_to_GIC.Data[32]

    BOOL

    Telescope Altitude Hazardous Zones Locked

    MLIC_to_GIC.Data[33]

    BOOL

    Telescope Azimuth Hazardous Zones Locked

    MLIC_to_GIC.Data[34]

    BOOL

    Telescope Azimuth Cable Wrap Alignment OK

    MLIC_to_GIC.Data[35]

    BOOL

    Reserved

    MLIC_to_GIC.Data[36]

    BOOL

    OSS Bridge stowed

    MLIC_to_GIC.Data[37]

    BOOL

    OSS Bridge permissive

    MLIC_to_GIC.Data[38]

    BOOL

    M5 Bridge stowed

    MLIC_to_GIC.Data[39]

    BOOL

    M5 Bridge permissive

    MLIC_to_GIC.Data[40]

    BOOL

    Nasmyth Stairs Gates Closed

    MLIC_to_GIC.Data[41]

    BOOL

    Telescope Floor Y+/- Gates Closed

    MLIC_to_GIC.Data[42]

    BOOL

    Telescope Tower Doors Closed

    MLIC_to_GIC.Data[43]

    BOOL

    Telescope Floor Hatch Closed

    MLIC_to_GIC.Data[44]

    BOOL

    Reserved

    MLIC_to_GIC.Data[41]-->[127]

    BOOL

    not used

     

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