Summary of Message Functions:
FUNCTION DESCRIPTION
" "
Surrounds text string
{Fn.m}
Formats numeric values in decimal n digits to the right of the decimal point
and m digits to the left
{$n.m}
Formats numeric values in hexadecimal
{^n}
Sends ASCII character specified by integer n
{N}
Suppresses carriage return/line feed
{Sn}
Sends the first n characters of a string variable, where n is 1 thru 6.
Displaying Variables and Arrays
Variables and arrays may be sent to the screen using the format, variable=
or
array[x]=. For
example, V1= , returns the value of V1.
Example - Printing a Variable and an Array element
#DISPLAY Label
DM POSX[7]
Define Array POSX with 7 entries
PR 1000
Position Command
BGX Begin
AMX After
Motion
V1=_TPX Assign
Variable
V1
POSX[0]=_TPX
Assign the first entry
V1= Print
V1
Interrogation Commands
The DMC-1600 has a set of commands that directly interrogate the controller. When these
command are entered, the requested data is returned in decimal format on the next line followed
by a carriage return and line feed. The format of the returned data can be changed using the
Position Format (PF), and Leading Zeros (LZ) command. For a complete description of
interrogation commands, see chapter 5.
Using the PF Command to Format Response from Interrogation Commands
The command, PF, can change format of the values returned by theses interrogation commands:
BL ?
LE ?
DE ?
PA ?
DP ?
PR ?
EM ?
TN ?
FL ?
VE ?
IP ?
TE
TP
The numeric values may be formatted in decimal or hexadecimal* with a specified number of
digits to the right and left of the decimal point using the PF command.
Position Format is specified by:
PF
m.n
146
•
Chapter 7 Application Programming
DMC-1600
