Campbell Garmin 16-HVS Manual de Instruções descarregar pdf (Página 30)

Appendix B. CR23X Wiring and Programming

B.2.5.1 CR23X Example Program

;{CR23X}

;

*Table 1 Program

01: 60 Execution Interval (seconds)

; Instruction to eliminate warning about unused subroutine, not needed

1: If Flag/Port (P91)

1: 11 Do if Flag 1 is High

2: 98 Call Subroutine 98

*Table 2 Program

02: 0.0000 Execution Interval (seconds)

*Table 3 Subroutines

1: Beginning of Subroutine (P85)

1: 98 Subroutine 98

;--- read serial data non-buffered

2: Port Serial I/O (P15)

1: 1 Reps

2: 66 -- RS-232 ASCII (decimal delimiter), 38400 Baud

3: 1 Delay (0.01 sec units) before TX

4: 5 No RTS/DTR, C5 TXD/RXD

5: 1 Start Loc for TX [ Raw_Time ]

6: 0 Number of Locs to TX

7: 42 Termination Character for RX

8: 100 RX Buffer Size or Max Chars to RX if Par 2 indexed (--)

9: 80 Time Out for CTS (TX) and/or RX (0.01 sec units)

10: 1 Start Loc for RX [ Raw_Time ]

11: 1.0 Mult for RX

12: 0.0 Offset for RX

;--- filter for $GPGGA

3: Extended Parameters (P63)

1: 36 Option ;$

2: 71 Option ;G

3: 80 Option ;P

4: 71 Option ;G

5: 71 Option ;G

6: 65 Option ;A

7: 0 Option

8: 0 Option

; Test for valid GPS fix and string read

4: If (X<=>F) (P89)

1: 6 X Loc [ Quality ]

2: 3 >=

3: 1 F

4: 30 Then Do

; Make a copy of time

5: Z=X (P31)

1: 1 X Loc [ Raw_Time ]

2: 18 Z Loc [ Orig_TM ]

; Add 0.45 to time stamp to eliminate complications with

; floating point math, P44, and P45

6: Z=X+F (P34)

1: 18 X Loc [ Orig_TM ]

2: 0.45 F

3: 18 Z Loc [ Orig_TM ]

B-6

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