Control Techniques UD70 User Manual

UD70
Issue code: 70nu2
Reference 7-9
CALL
Syntax
CALL program-label:
This is a flow control instruction which is used to execute a Standard
Application Program, or a user-defined Task. After the sub-routine has been
completed, the program returns to the line following the instruction [
CALL].
Example 1 ENCODER{
CALL diglk
_encoder: // Standard application Task
//Digital Lock
...Rest of ENCODER Task
}
Example 2
INITIAL{
CALL SETUP:
}
SETUP:{ //This is the name of the sub-routine
#1.21 = 0
}
Note
It is not possible to single-step through a user-defined
task.
The name of the sub-routine is case-sensitive.
COS
Syntax result = COS(expression)
This mathematical function returns the cosine of an angle expressed in
radians. This function always returns a floating-point variable.
See SIN instruction and TAN instruction.
Example value = COS (3.1416)
CRC16
Syntax CRC% = CRC16 (character%, CRC%)
This function is used to calculate a 16-bit
CRC (cycle redundancy check,
commonly used in serial communications protocols).

Control Techniques UD70 Specifications

General

Brand	Control Techniques
Model	UD70
Category	Control Unit
Language	English