2-28
2.4.8 Other convenient instructions
Table 2.17 Other convenient instructions
Category
Instruction Symbol
Symbol Processing Details Execution
Condition
Number of Basic Steps
Subset
See for Description
Up/Down
counter
UDCNT1 4 - 6-143
UDCNT2 4 - 6-146
Teaching
timer TTMR 3 - 6-149
Special
timer STMR
•The 4 points from the bit device
designated by (D) operate as shown
below, depending on the ON/OFF
status of the input conditions for the
STMR instruction:
(D)+0: Off delay timer output
(D)+1: One shot after off timer output
(D)+2: One shot after on timer output
(D)+3
:
On delay and off delay timer
output
3 - 6-151
Shortest
direction
control
ROTC
•Rotates a rotary table with n1 divisions
from the stop position to the position
designated by (S+1) in the shortest
direction.
5 - 6-154
Ramp
signal RAMP •Cha nges device data designated by D1
from n1 to n2 in n3 scans. 6 - 6-157
Pulse
density SPD
•Counts the pulse input from the device
designated by (S) for the duration of
time designated by n, and stores the
count in the device designated by (D).
4 - 6-160
Pulse
output PLSY 4 - 6-162
Pulse
width
modulation
PWM 4 - 6-164
Matrix
input
MTR
•Reads data of 16 points n rows from
the devices starting from the one
specified by (S), and stores them to the
devices starting from the one specified
by (D2).
5 - 6-166
UDCNT1 nSD (S)+1UpDownUp
(S)+0
Present Cn value
Cn contact
1234 6765 3210-1-2-3-2-100 45
UDCNT2 nSD
(S)+0
(S)+1
Present Cn value
Cn contact
12 4543 10-10 3 2
TTMR nD
(Time that TTMR is ON)n(D)
n=0:1, n=1:10n, n=2:100
STMR nSD
ROTC n2n1SD
RAMP D1 n3n1 n2 D2
SPD nSD
PLSY n1 n2 D (n1)Hz (D)
Output n2 times
PWM n1 n2 D
n1
n2
(D)
MTR D2 nD1S