DATEWR

Owned by CIMON (Unlicensed)
Jul 06, 2023
1 min read

DATEWR, DATEWRP

 

DATEWR instruction writes time data (Year, Month, Day, Hour, Minute, Second and Day of week) to the RTC.

 

 

S

Time data

 

Instruction

Device address

No. of Steps

Flag

M

X

Y

K

L

F

T

C

S

Z

D

@D

Int.

Error

Zero

Carry

DATEWR

DATEWRP

S

o

o

o

o

o

o

o

o

-

o

o

o

-

2

o

-

-

 

  • When enabled, the DATEWR instruction writes time data to the RTC.

 

 

  • Year has 4 digits.

  • Day of week (S+6) shows Sunday to Saturday as below.

Day of week

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Saved value

0

1

2

3

4

5

6

 

 

 

Example)

If X01 is ON, MOV instruction moves data to each device and then the DATEWRP instruction stores D0~D6 value to the RTC.