Mitsubishi Electric FX3G SERIES Programming Manual page 305

Programmable controllers

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Table of Contents

Series Programmable Controllers

Programming Manual - Basic & Applied Instruction Edition

Explanation of function and operation

1. 16-bit operation (SFTR and SFTRP)

For "n1" bits (shift register length) starting from

After shift, "n2" bits from

Note that "n2" bits are shifted every time the command input turns from OFF to ON in the SFTRP instruction, but that

"n2" bits are shifted in each scan time (operation cycle) in SFTR instruction.

If the transfer source

(error code: K6710).

An operation error does not occur in FX

are transferred to "n2" bits from

n2 (in the case of "n2=3")

before shift (n2=3)

is equivalent to the shifted device

11 Rotation and Shift Operation – FNC 30 to FNC 39

, "n2" bits are shifted rightward ([1] and [2] shown below).

+n1-n2 ([3] shown below).

n1 (in the case of "n1=9")

"n2" bits are

shifted rightward

+3 before shift (n2=3)

11.5 FNC 34 – SFTR / Bit Shift Right

Overflow (data to

PLCs, an operation error occurs

Fx3u series Fx3uc series