Programming, Data retrieval/communication – Campbell Scientific CR7 Measurement and Control System User Manual
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TABLE OF CONTENTS
ii
PROGRAMMING
1.
FUNCTIONAL MODES
1.1
Program Tables - *1, *2, and *3 Modes ................................................................................. 1-1
1.2
Setting and Displaying the Clock - *5 Mode ........................................................................... 1-2
1.3
Displaying and Altering Input Memory or Flags - *6 Mode ..................................................... 1-2
1.4
Compiling and Logging Data - *0 Mode ................................................................................. 1-3
1.5
Memory Allocation - *A........................................................................................................... 1-4
1.6
Memory Testing and System Status - *B Mode ..................................................................... 1-5
1.7
*C Mode - Security ................................................................................................................. 1-6
1.8
*D Mode - Save or Load Program .......................................................................................... 1-7
2.
INTERNAL DATA STORAGE
2.1
Final Storage Areas, Output Arrays, and Memory Pointers ................................................... 2-1
2.2
Data Output Format and Range Limits .................................................................................. 2-2
2.3
Displaying Stored Data on Keyboard/Display - *7 Mode ........................................................ 2-3
3.
INSTRUCTION SET BASICS
3.1
Parameter Data Types ........................................................................................................... 3-1
3.2
Repetitions/Card Number....................................................................................................... 3-1
3.3
Entering Negative Numbers ................................................................................................... 3-1
3.4
Indexing Input Locations ........................................................................................................ 3-2
3.5
Voltage Range and Overrange Detection .............................................................................. 3-2
3.6
Output Processing.................................................................................................................. 3-2
3.7
Use of Flags: Output and Program Control........................................................................... 3-3
3.8
Program Control Logical Constructions ................................................................................. 3-4
3.9
Instruction Memory and Execution Time................................................................................ 3-6
3.10
Error Codes ............................................................................................................................ 3-9
DATA RETRIEVAL/COMMUNICATION
4.
EXTERNAL STORAGE PERIPHERALS
4.1
On-Line Data Transfer - Instruction 96, *4 Mode ................................................................... 4-1
4.2
Manually Initiated Data Output - *9 Modes............................................................................. 4-2
4.3
Storage Module ...................................................................................................................... 4-3
4.4
Printer Output Formats........................................................................................................... 4-4
5.
TELECOMMUNICATIONS
5.1
Telecommunications Commands .......................................................................................... 5-1
5.2
Remote Programming of the CR7.......................................................................................... 5-3
6.
9 PIN SERIAL INPUT/OUTPUT
6.1
Pin Description ....................................................................................................................... 6-1
6.2
Enabling Peripherals .............................................................................................................. 6-2
6.3
Interrupting Data Transfer to Storage Peripherals ................................................................. 6-2
6.4
Telecommunications - Modem Peripherals............................................................................ 6-2
6.5
Interfacing with Computers, Terminals, and Printers ............................................................. 6-2