Mitsubishi Electric Q172CPUN - Read Words Data from Intelligent Function Module;Special Function Module (FROM)

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7 MOTION PROGRAMS FOR POSITIONING CONTROL
7.16.32 Read words data from intelligent function module/special function module (FROM)
Code FROM
Function
Read words data from
intelligent function
module/special function
module
A part for (n) words of data are read from the address specified with
(S2) of the buffer memory in the intelligent function module/special
function module controlled by the self CPU specified with (S1), and are
stored since the device specified with (D).
Format
O
Number of words to be read (1 to 256)
FM ;D S SRn21
First address No. of the buffer memory which it will
be read.
First I/O No. of the intelligent function module/special
function module. (000H to FF0H)
First device No. which stores the reading data.
[Explanation]
(1) A part for (n) words of data are read from the address specified with (S2) of the
buffer memory in the intelligent function module/special function module controlled
by the self CPU specified with (S1), and are stored since the device specified with
(D).
(S2)
Device memory
(S1) Intelligent function
module/special
function module
buffer memory
Read the data
of a part for
(n)words
(D)
(2) First I/O No. of the module set by system setting is specified by (D1).
(S1) sets 20H by the system setting when a FROM instruction is executed in the
D/A conversion module (Q64DA).
Power supply
module
Q02H
CPU
Q173
CPU(N)
QX40
First I/O
No. : 00H
Q64AD
First I/O
No. : 10H
Q64DA
First I/O
No. : 20H