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LOGO! manual
EWA 4NEB 712 6006-02
3.7 Memory required and size of a circuit
A program (or circuit diagram, if you prefer) is subject to limitations with
regard to:
S The number of blocks connected in series
S The memory available
Number of blocks connected in series
You can insert a series of up to 7 blocks between an input and an output.
Q1x
I1
I2
I4
I5
x
I6
I1
I3
B1
B2
B3B4B5B6B7
B8
B9
B10
Up to 7 blocks
Memory
The function blocks in your program require memory in LOGO!. There
are four different memory areas for this in LOGO!. Depending on which
function is used, the amount of memory required in the different memory
areas varies.
Memory area Meaning
Area in which your target values are stored (e.g.
limit values of the counter)
Area in which the current actual values are stored
(e.g. current count)
Area used by the time functions (e.g. off-delay)
Area in which the function blocks used are stored
Programming LOGO!
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