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PT-20 Programming Guide

Calender

DayOfWeek

Purpose：

Get the day of the week information.

Syntax：

int DayOfWeek(void);

Example call：

day=DayOfWeek( );

Includes：

#include “SDK.h ”

Description：

The DayOfWeek function returns the day of week information based on

current date.

Returns：

The DayOfWeek function returns an integer indicating the day of week

information. A value of 1 to 6 represents Monday to Saturday accordingly.

And a value of 7 indicates Sunday.

get_time

Purpose：

Get current date and time

Syntax：

int get_time(char *cur_time);

Example call：

char system_time[16];

get_time(system_time);

Includes：

#include “SDK.h ”

Description：

The get_time function reads current date and time from the calendar

chip and copies them to a character array specified in the argument

cur_time. The character array cur_time allocated must have a

minimum of 15 bytes to accommodate the date, time, and the string

terminator. The format of the system date and time is listed below.

"YYYYMMDDhhmmss"

YYYY

year, 4 digits

month, 2 digits

day, 2 digits

hour, 2 digits

minute, 2 digits

second, 2 digits

Returns：

Normally the get_time function always returns an integer value of 0. If the

calendar chip malfunctions, the get_time function will then return 1 to

indicate error.

set_time

Purpose：

Set new date and time to the calendar chip.

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Argox PA-20 Programming Guide Manuale Utente Pagina 32

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