Rockwell Automation 1771-DA,D17716.5.13 U MNL 1771-DA ASCII I/O MODULE - Manual (Page 22)

Getting Started with Your ASCII Module
Chapter 2
2Ć15
You will use the following procedures where Procedures P1 and P3 are
repeated from the section titled Reading Data from Your ASCII Device.
In Procedure You Will
P3 Set your industrial terminal to PLCĆ2 mode
P5 Load data into the write block transfer file
P1 Set your industrial terminal to alphanumeric mode (and
observe the transferred data)
Procedure P3
Set Your Industrial Terminal to PLC-2 Mode
NOTE: Skip this procedure if your processor is already in PLC-2 mode.
1. Press [MODE SELECT]
2. Check that the PLC-2 family keytop overlay is in place.
3. Select PLC-2 mode.
Press 11 on the keyboard
The beginning of your ladder diagram program will be displayed.
Procedure P5
Load Data into an Instruction File
1. Check that the processor mode select switch is in the PROG position.
2. Move the cursor to the instruction whose file you want to load
(BLOCK XFER WRITE).
3. Display the file in hex.
Press [DISPLAY] 1
4. Load new data starting in position 003 for a write block transfer
instruction, position 001 for other file instructions. (Positions 001
and 002 are reserved for command words in a write block transfer
instruction.)