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"""
RTC IRQ test for the CC3200 based boards.
"""
from machine import RTC
import machine
import os
import time
mch = os.uname().machine
if not "LaunchPad" in mch and not "WiPy" in mch:
raise Exception("Board not supported!")
def rtc_ticks_ms(rtc):
timedate = rtc.now()
return (timedate[5] * 1000) + (timedate[6] // 1000)
rtc_irq_count = 0
def alarm_handler(rtc_o):
global rtc_irq
global rtc_irq_count
if rtc_irq.flags() & RTC.ALARM0:
rtc_irq_count += 1
rtc = RTC()
rtc.alarm(time=500, repeat=True)
rtc_irq = rtc.irq(trigger=RTC.ALARM0, handler=alarm_handler)
# active mode
time.sleep_ms(1000)
rtc.alarm_cancel()
print(rtc_irq_count == 2)
rtc_irq_count = 0
rtc.alarm(time=200, repeat=True)
time.sleep_ms(1000)
rtc.alarm_cancel()
print(rtc_irq_count == 5)
rtc_irq_count = 0
rtc.alarm(time=100, repeat=True)
time.sleep_ms(1000)
rtc.alarm_cancel()
print(rtc_irq_count == 10)
# deep sleep mode
rtc.alarm_cancel()
rtc_irq_count = 0
rtc.alarm(time=50, repeat=True)
rtc_irq.init(trigger=RTC.ALARM0, handler=alarm_handler, wake=machine.SLEEP | machine.IDLE)
while rtc_irq_count < 3:
machine.sleep()
print(rtc_irq_count == 3)
# no repetition
rtc.alarm_cancel()
rtc_irq_count = 0
rtc.alarm(time=100, repeat=False)
time.sleep_ms(250)
print(rtc_irq_count == 1)
rtc.alarm_cancel()
t0 = rtc_ticks_ms(rtc)
rtc.alarm(time=500, repeat=False)
machine.sleep()
t1 = rtc_ticks_ms(rtc)
print(abs(t1 - t0 - 500) < 20)
# deep sleep repeated mode
rtc.alarm_cancel()
rtc_irq_count = 0
rtc.alarm(time=500, repeat=True)
t0 = rtc_ticks_ms(rtc)
rtc_irq = rtc.irq(trigger=RTC.ALARM0, handler=alarm_handler, wake=machine.SLEEP)
while rtc_irq_count < 3:
machine.sleep()
t1 = rtc_ticks_ms(rtc)
print(abs(t1 - t0 - (500 * rtc_irq_count)) < 25)
# next ones must raise
try:
rtc_irq = rtc.irq(trigger=10, handler=alarm_handler)
except:
print("Exception")
try:
rtc_irq = rtc.irq(trigger=RTC.ALARM0, wake=1789456)
except:
print("Exception")
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