Справочник Пользователя для Mitsubishi Electronics QCPU

7-344

DATERD(P)

7.15

Clock instructions

7.15.1

Reading clock data (DATERD(P))

DATERD(P)

Function

(1) Reads "year, month, day, hour, minute, second, and day of week" from the clock element of

the CPU module and stores it as BIN value to the device designated by

or later device.

(2) The "year" at

is stored as 4-digit year indication.

(3) The "day of week" at

+6 is stored as 0 to 6 to represent the days Sunday to Saturday.

(4) Compensation is made automatically for leap years.

Operation Error

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

code is stored into SD0.

• The device specified by

exceeds the range of the corresponding device.

(For the Universal model QCPU only.)

(Error code: 4101)

: Head number of the devices where the read clock data will be stored (BIN 16 bits)

Setting

Data

Internal Devices

R, ZR

Constants

Other

Bit

Word

Bit

Word

––

Day of week

Sun Mon

Tue Wed Thu

Fri

Sat

Stored data

Basic

Process

High

performance

Redundant Universal

DATERD

DATERDP

Command

DATERD

DATERDP

Year

Month

Day

+1
+2

(1980 to 2079)
(1 to 12)

(1 to 31)

(0 to 23)

(0 to 59)

(0 to 6)

Hour (24-hour clock)

Minute

Second

Day of week

Clock element

D
D