Special Controller Functions
Appendix C
C–12
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
PREV/NEXT To Scroll
ENTER To Select
2. Press [NEXT] and [PREV] keys to scroll through the file types.
Select (D)BCD and press [
].
You are prompted for a BCD file number:
File Number:
10
Element Addr: 0
PLC-5 DF1
Operating System
Select File Number
10
Press ENTER
3. Enter the BCD file number and word or element address.
You are shown the value at that address:
File:Elem DEC
BCD
B003:000
00000 0000
15 .... Binary ...
0
0000 0000 0000 0000
4. To change a value or the element address, move the cursor into the data
field using the [NEXT] or [PREV] keys. Enter the new data. If you are
editing binary data, use the [+/-] key to toggle the data between 1 and 0
and press [NEXT] or [PREV] to move to the next bit.
5. Press [
] to to load the new data into the file.
6. Pressing the [PREV MENU] key at any time returns to the P–A/D file
select menu.
Reading / Writing Controller
BCD Files
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