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Instructions fun 165 fg function generator – Toshiba 6F3B0253 User Manual

Page 231

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6F3B0253

Basic Hardware and Function

229

7. Instructions

FUN 165

FG

Function generator

Expression

Input

[ A FG (n) B

C ]

Output

Function

When the input is ON, this instruction finds the function value

f(x)

for A as

x

, and stores it in C. The

function

f(x)

is defined by the parameters stored in 2

×

n registers starting with B.

Execution condition

Input

Operation

Output

OFF

No execution

OFF

ON

Execution

ON

Operand

Name

Device

Register

Constant Index

X

Y

R

S

T.

C. XW YW RW SW T

C

D

I

J

K

A Input value

x

n Parameter size

1 - 32

B Start of

parameters

C Function value

f(x)

Example

When R010 is ON, the FG instruction finds the function value

f(x)

for

x

= XW004, and stores

the result in D0100.
The function

f(x)

is defined by 2

×

4 = 8 parameters stored in D0600 to D0607. In this example,

these parameters are set at the first scan.