Rockwell Automation 1771-DA,D17716.5.13 U MNL 1771-DA ASCII I/O MODULE User Manual
Page 38
Getting Started with Your ASCII Module
Chapter 2
2Ć31
2.
Display the same file in hex.
Press,%H [ENTER]
The following display appears:
RADIX = %A START = WA011:0248
WORD #
0
1
2
3
4
5
6
7
00000
E011
0000
4153
4349
4920
3738
3930
0000
3.
You can display the file in other number bases by replacing the H in
step 2 with D for decimal, B for binary, or A for ASCII.
Compare the following displays.
Number Base
Display
Zero Value
ASCII (A)
A
S
C
I
I
7
8
9
0
00H00H
Hex (H)
41
53
43
49
49
20
37
38
39
30 0000
Decimal (D)
41
53
43
49
49
20
37
38
39
30 000
Results Entering the eleventh character caused the module to transfer the
data.
Status word one (E011) and status word two (0000) indicate normal
operation of the module. These are shown in display words 0 and 1,
respectively.
4.
Terminate this display and return to ladder diagram.
Press [SHIFT][MODE]1
Need Help?
If your display was all zeros (00H00H), ASCII display), the data did not
transfer. You may have altered the procedure.
Did you enter your program exactly as shown?
Did the module’s CHANNEL ACTIVE LED go on?
Did the CHANNEL 1 LED on your scanner go on?
Did the ACTIVE LED on your adapter go on?
Have you configured your PLC-3 controller (LIST function)?