Table of Contents
Advertisement
7 .
INITIAL SETTING OF TRANSMISSION CONTROL DATA TO
.
-
- - - - - - - - -
-
BUFFER MEMORY
MELSEC-A
7.4.3
Setting a word or byte unit in the no-protocol mode
This section shows how to set the word or byte unit for data communications
and gives an example.
Buffer memory address 103H
(Default 0: word unit)
Write I.
0: word unit
1: byte unit
(1) The word or byte unit set here only applies to comunications data in
the no-protocol/bidirectional mode and on-demand data using a dedi-
cated protocol.
(2) Set bits b l to b15 of address 103H to either 0 or 1. (The AJ71C24 will
ignore the settings.)
Example
To set the byte unit (AJ71C24
I/O
addresses 80 to 9F)
I
(Sequence Program)
Write "1" (byte unit) to buffer memory
address 103H.
Advertisement
Table of Contents
