CR200/CR200X Series Dataloggers - Campbell Scientific

Table of Contents
9.7 Declarations II - Declared Sequences .................................................................. 77
9.7.1 Data Tables ............................................................................................. 77
9.7.2 Subroutines ............................................................................................. 83
9.8 Program Execution Timing .................................................................................. 83
9.9 Instructions ........................................................................................................... 84
9.9.1 Measurement and Data Storage Processing ............................................ 84
9.9.2 Parameter Types ..................................................................................... 85
9.9.3 Names in Parameters .............................................................................. 85
9.9.4 Expressions in Parameters ...................................................................... 86
9.9.5 Arrays of Multipliers and Offsets ........................................................... 86
9.10 Expressions ........................................................................................................ 87
9.10.1 Floating Point Arithmetic ....................................................................... 87
9.10.2 Mathematical Operations ........................................................................ 87
9.10.3 Logical Expressions ................................................................................ 88
9.11 Program Access to Data Tables .......................................................................... 90
Section 10. CRBASIC Programming Instructions .... 93
10.1 Program Declarations ........................................................................................... 93
10.1.1 Variable Declarations & Modifiers ......................................................... 93
10.1.2 Constant Declarations ............................................................................. 93
10.2 Data Table Declarations ..................................................................................... 94
10.2.1 Data Table Modifiers .............................................................................. 94
10.2.2 Data Storage Output Processing ............................................................. 94
10.3 Single Execution at Compile .............................................................................. 95
10.4 Program Control Instructions ............................................................................. 96
10.4.1 Common Controls ................................................................................... 96
10.5 Measurement Instructions .................................................................................. 98
10.5.1 Diagnostics ............................................................................................. 98
10.5.2 Voltage .................................................................................................... 98
10.5.3 Pulse ........................................................................................................ 98
10.5.4 Digital I/O ............................................................................................... 99
10.5.5 SDI-12..................................................................................................... 99
10.6 Processing and Math Instructions ..................................................................... 100
10.6.1 Mathematical Operators ........................................................................ 100
10.6.2 Logical Operators ................................................................................. 100
10.6.3 Trigonometric Functions ....................................................................... 101
10.6.4 Arithmetic Functions ............................................................................ 102
10.6.5 Spatial Processing ................................................................................. 103
10.6.6 Other Functions..................................................................................... 104
10.7 Clock Functions................................................................................................ 104
10.8 Serial Input / Output ......................................................................................... 105
10.9 Peer-to-Peer PakBus Communications ............................................................. 105
10.10 Data Table Access and Management ............................................................. 106
10.11 SCADA ......................................................................................................... 107
10.12 Satellite Systems Programming ..................................................................... 108
10.12.1 GOES .................................................................................................... 108
Section 11. Programming Resource Library ........... 109
11.1 Remote Sensor Interface .................................................................................... 109
11.2 Radio Power Minimization ................................................................................ 110
11.3 Multiple Switch Closure Measurements ............................................................ 112
11.4 SDI-12 Sensor Support ...................................................................................... 112
11.4.1 SDI-12 Command Basics ...................................................................... 112
11.4.2 SDI-12 Communications ...................................................................... 116
iii