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 parse-bytecode

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rtc.py

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import pyb, stm

from pyb import RTC

rtc = RTC()

print(rtc)

# make sure that 1 second passes correctly

rtc.datetime((2014, 1, 1, 1, 0, 0, 0, 0))

pyb.delay(1001)

print(rtc.datetime()[:7])

def set_and_print(datetime):

rtc.datetime(datetime)

print(rtc.datetime()[:7])

# make sure that setting works correctly

set_and_print((2000, 1, 1, 1, 0, 0, 0, 0))

set_and_print((2000, 1, 31, 1, 0, 0, 0, 0))

set_and_print((2000, 12, 31, 1, 0, 0, 0, 0))

set_and_print((2016, 12, 31, 1, 0, 0, 0, 0))

set_and_print((2016, 12, 31, 7, 0, 0, 0, 0))

set_and_print((2016, 12, 31, 7, 1, 0, 0, 0))

set_and_print((2016, 12, 31, 7, 12, 0, 0, 0))

set_and_print((2016, 12, 31, 7, 13, 0, 0, 0))

set_and_print((2016, 12, 31, 7, 23, 0, 0, 0))

set_and_print((2016, 12, 31, 7, 23, 1, 0, 0))

set_and_print((2016, 12, 31, 7, 23, 59, 0, 0))

set_and_print((2016, 12, 31, 7, 23, 59, 1, 0))

set_and_print((2016, 12, 31, 7, 23, 59, 59, 0))

set_and_print((2099, 12, 31, 7, 23, 59, 59, 0))

# check that calibration works correctly

# save existing calibration value:

cal_tmp = rtc.calibration()

def set_and_print_calib(cal):

rtc.calibration(cal)

print(rtc.calibration())

set_and_print_calib(512)

set_and_print_calib(511)

set_and_print_calib(345)

set_and_print_calib(1)

set_and_print_calib(0)

set_and_print_calib(-1)

set_and_print_calib(-123)

set_and_print_calib(-510)

set_and_print_calib(-511)

# restore existing calibration value

rtc.calibration(cal_tmp)

# Check register settings for wakeup

def set_and_print_wakeup(ms):

try:

rtc.wakeup(ms)

wucksel = stm.mem32[stm.RTC + stm.RTC_CR] & 7

wut = stm.mem32[stm.RTC + stm.RTC_WUTR] & 0xffff

except ValueError:

wucksel = -1

wut = -1

print((wucksel, wut))

set_and_print_wakeup(0)

set_and_print_wakeup(1)

set_and_print_wakeup(4000)

set_and_print_wakeup(4001)

set_and_print_wakeup(8000)

set_and_print_wakeup(8001)

set_and_print_wakeup(16000)

set_and_print_wakeup(16001)

set_and_print_wakeup(32000)

set_and_print_wakeup(32001)

set_and_print_wakeup(0x10000*1000)

set_and_print_wakeup(0x10001*1000)

set_and_print_wakeup(0x1ffff*1000)

set_and_print_wakeup(0x20000*1000)

set_and_print_wakeup(0x20001*1000) # exception