PSC PT Program Generator, Руководство пользователя

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User’s Guide
135
Appendix B
Example Frames
This section provides examples of several commonly used
Frames
you can use
in your custom PPG application. The program source files (
*.scr
file) for
the example frames are installed during PPG installation; they are installed by
default in
c:\Program Files\PSC\PPG50\TIPSRC
. Topics covered
include:
•
Setting the Date and Time on page 136
.
•
Changing the Auto-Off Timeout on page 136
.
•
Displaying the Contents of a Register on page 137
.
•
Sample Verification Methods on page 138
.
•
Verifying a Numeric Value on page 138
.
•
Verifying that a Number is an Integer on page 139
.
•
Verifying Input Size on page 142
.
•
Downloading a File to a PSC Portable on page 145
.
•
Finding the Number of Records in a File on page 147
.
•
Searching for a Partial Match on page 148
•
Searching for Data in a File on page 149
.
•
Splitting Records into Two Files on page 151
.
•
Referencing Two Different Files on page 153
.
•
Reviewing a File on page 155
.
•
Sounding a Beep on page 157
.
•
Padding a Number with Leading Zeros on page 157
.
If a
Frame
(refer to
Frames on page 50
) executes an action used in multiple loca-
tions, create a
Subroutine
(refer to
Subroutines on page 51
) to contain the action
and execute it with a
Call
node (refer to
Call Nodes on page 72
).
2342.book Page 135 Thursday, July 22, 2004 8:35 AM