Rockwell Automation 1771-DA,D17716.5.13 U MNL 1771-DA ASCII I/O MODULE User Manual
Page 19
Getting Started with Your ASCII Module
Chapter 2
2Ć12
Table 1.B
Commonly Used Data Characters
ASCII Hex
ASCII Hex
ASCII Hex
space 20
0 30
1 31
2 32
3 33
4 34
5 35
6 36
7 37
8 38
9 39
A 41
B 42
C 43
D 44
E 45
F 46
G 47
H 48
I 49
J 4A
K 4B
L 4C
M 4D
N 4E
O 4F
P 50
Q 51
R 52
S 53
T 54
U 55
V 56
W 57
X 58
Y 59
Z 5A
The industrial terminal displays the characters as you enter them. If
characters are not displayed, check the program that you loaded into
memory. If you find no errors, refer to Need Help? below.
3.
Change the processor mode select switch to the PROG position.
(Failure to do this step now will prevent correct operation.)
Procedure P3
Set Your Industrial Terminal to PLC-2 Mode
1.
Press [MODE SELECT]
2.
Change the keytop overlay to PLC-2 family.
3.
Select PLC-2 mode.
Press 11 on the keyboard
Procedure P4
See How Data Is Stored in the Data Table
1.
Move the cursor to the rung containing the read block transfer
instruction (rung 14). The cursor will illuminate the instruction title
BLOCK XFER READ.
2.
Display the contents of the read block transfer file in hex.