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Reading/writing controller bcd files, Reading / writing controller bcd files – Rockwell Automation 2707-M232P3_M485P3 DTAM Micro Operator Interface Module User Manual

Page 110

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Special Controller Functions

Appendix C

DTAM Micro

C–14

To read/write the contents of controller BCD files:

1. Select item 1 from the Special Menu to access the P–A/D function.

You are prompted for a file type:

Select File Type:
(O) Output

2. Press [NEXT] and [PREV] keys to scroll through the file types.

Select BCD and press [

].

You are prompted for a file number:

Select File Num=_____

3. Enter a file number (3-999 for PLCs or 3-7, 9-255 for SLCs) and press

[

].

You are prompted for an element number:

Select File Num=72
Elem= _____

4. Enter the element number. If you are accessing PLC-5 data, you must

enter an octal value.

You are shown the hexadecimal value of the element:

File=D072

BCD

Elem=002

CF27

Data Format

Data

5. Press [NEXT] to display the value in a binary format:

File=D072

Elem=002

1100111100100111

6. To change a value, move the cursor into the data field using the [PREV]

and [NEXT] keys. Enter the new data. If you are editing binary data, use
the [+/-] key to toggle the data between 1 and 0.

7. Press [

] to to load the new data into the file element.

8. To exit, press the [MODE] key to return to the initial P-A/D screen.

You can press the [MODE] key at any time during the P-A/D function.

9. Pressing the [MENU] key at the P-A/D screen exits the P-A/D function

and displays the Main Menu.

Reading / Writing
Controller BCD Files