2. Prog rammi ng Con cep ts
M N050 03003E F or m ore info rm ati on vi sit:
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2 - 5
C235~C245, 1 phase 1
input, 11 points, Note 3
C246, C247, C249, C250, 1
phase 2 input, 4 points
Note 1
C
Cou
nter
PH controllers,
32bit high-
speed count
up/down
C251, C252, C254, C255, 2
phase 2 input, 4 points,
Note 3
Total
19 bits
ELC-PH12xxxx only
Initial step point
S0~S9, 10 points
Note 1
Zero point
return
S10~S19, 10 points (use
with IST instruction)
Note 1
General
S20~S511, 492 points
Note 1
Latched
S512~S895, 384 points
Note 3
Bit Cont
ac
ts
S
S
tep point
Alarm
S896~S1023, 128 points
Note 3
Total
1024 bits
Sequential Function Chart
(SFC) usage
T Current value
T0~T255, 256 words
C0~C199, 16-bit counter, 200 words
C Current value
C200~C254, 32-bit counter
General
D0~D199, Note 1
D200~D999, Note 3
Latched
D2000~D4999, Note 3
Special
D1000~D1999, 1000 words
D
Dat
a regi
ster
Index
E0~E3, F0~F3, Note 1
Total
5000
words
General storage for word
length data
Wo
rd
R
eg
is
te
r
Non
e
File register
0~1599, 1600 words
Note 4
Additional storage area to
be used
N Master control loop
N0~N7, 8 points
Master control nested loop
P Pointer
P0~P255, 256 points
Subroutine pointer
External
interrupt
I001 (X0), I101 (X1), I201 (X2), I301
(X3), I401 (X4), I501 (X5); 6 points
(all are rising-edge trigger)
Time interrupt
I601~I699, I701~I799, 2 points
(Timer resolution = 1ms)
Hi-speed
counter
I010, I020, I030, I040, I050, I060;
6 points
Pointer
I
Interrupt Servic
e
Communication I150, 1 point
Address for interrupt
subroutines
Items
Specifications
Remarks
Summary of Contents for ELC-PB
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