2.15 RTC Module API Manual

1. Overview

The current CanMV K230 provides a class RTC (Real-Time Clock) module, which allows users to set and get the current system time.

2. API Introduction

The RTC class is located under the machine module.

2.1 Example

from machine import RTC

# Instantiate RTC
rtc = RTC()
# Get the current time
print(rtc.datetime())
# Set the current time
rtc.init((2024, 2, 28, 23, 59, 0, 0))

2.2 Constructor

rtc = RTC()

Parameters

None

2.3 init Method

rtc.init(year, month, day, hour, minute, second, microsecond, tzinfo)

Parameters

• year: Year

• month: Month

• day: Day

• hour: Hour

• minute: Minute

• second: Second

• microsecond: Microsecond, now ignore this argument

• tzinfo: Timezone, value is [-12 ~ 12]

Return Value

None

2.4 datetime Method

print(rtc.datetime())

Parameters

None

Return Value

Returns the current date and time information, including:

• year: Year

• month: Month

• day: Day

• weekday: weekday, 1-7

• hour: Hour

• minute: Minute

• second: Second

• microsecond: Microsecond