Справочник Пользователя для Mitsubishi Electronics QCPU

6-104

EDCON(P)

Double precision

 

to

 

Single precision conversion 

(EDCON(P))

EDCON(P)

Function

Converts 64-bit floating-point real number specified for 

 into 32-bit floating-point real 

number, and stores the conversion result to the device specified for 

.

Operation Error

(1) In any of the following cases, an operation error occurs, the error flag (SM0) turns ON, and 

an error code is stored into SD0.
 • The value of the specified device is not in the following range:

(Error code: 4140)

0,2

-1022

 

 | value of specified device |   2

1024

 • The value of the designated device is  0. 

(Error code: 4140)

 • The result exceeds the following range (Conversion results in an overflow):

2

128

 

 | Conversion result | 

  (Error code: 4141)

: Conversion source data, or head number of the device where conversion source data is stored

(Real number (double precision))

: Head number of the device where the converted data is stored (Real number (single precision))

Setting 

Data

Internal Devices 

R, ZR

J

\

U

\G

Zn

Constants

E

Other

Bit

Word

Bit

Word

––

––

––

––

––

––

––

––

Basic

Process

High

performance

Redundant

EDCON

EDCONP

S

D

S

D

EDCON

EDCONP

Command

Command

S

D

S

D

S

D

+1

D

D

32-bit floating-point real number

+3

+2

+1

S

64-bit floating-point real number

S

S

S