Mitsubishi Electric MELDAS C6 Programming Manual page 123

LDP, LDF, ANDP, ANDF, ORP, ORF ... Pulse operation start, pulse series connection, pulse
Bit device
X Y M L F B SB T SM V T
LDP
LDF
ANDP
ANDF
ORP
ORF
Function
LDP, LDF
(1) LDP is the leading edge pulse operation start command, and is ON only at the leading edge of
the designated bit device (When it turns from OFF to ON).
If a word device has been designated, it is ON only when the designated bit changes from 0 to 1.
In cases where there is only an LDP command, it acts identically to commands for the creation of
a pulse that are executed during ON (
A ladder using an LDP command
X0
X0
(2) LDF is the trailing edge pulse operation start command, and is ON only at the trailing edge of the
designated bit device (when turns from ON to OFF).
7. Basic Commands
LDP, LDF, ANDP, ANDF, ORP, ORF
parallel connection
Usable device
Word device
C D R W SW Z SD K
S
S
S
S
S
S
MO K0 D0
M0
- 114 -
Get other manuals https://www.bkmanuals.com
Con-
stant
H
Setting data
Device used as
S
contacts
P).
A ladder not using an LDP command
X0
MOV K0
X0
PLS
Digit
No. of
Pointer desig- Index
steps
nation
P
6
D0
M0