from pyb import RTC
import os
import time
machine = os.uname().machine
if not "LaunchPad" in machine and not "WiPy" in machine:
raise Exception("Board not supported!")
rtc = RTC()
print(rtc)
print(rtc.now()[:6])
rtc = RTC(datetime=(2015, 8, 29, 9, 0, 0, 0, None))
print(rtc.now()[:6])
rtc.deinit()
print(rtc.now()[:6])
rtc.init((2015, 8, 29, 9, 0, 0, 0, None))
print(rtc.now()[:6])
seconds = rtc.now()[5]
time.sleep_ms(1000)
print(rtc.now()[5] - seconds == 1)
seconds = rtc.now()[5]
time.sleep_ms(2000)
print(rtc.now()[5] - seconds == 2)
# initialization with shorter tuples
rtc.init((2015, 9, 19, 8, 0, 0, 0))
print(rtc.now()[5])
rtc.init((2015, 9, 19, 8, 0, 0))
