Complete redesigned firmware, support any type of display,
automatic adapt text for display length.
Intuitive control, powerful menu, also support one button interface.
Auto detect DS3231 or start timer2 to async mode for RTC
0.9uA standby consumption with RTC
day of week automatically calculated
day in year
week in year
max. days in actual month
RTTTL melody player
Alarm 1, configurable time, date, days in week
Alarm 2, configurable minute, hourly beep or time talk
sunset time for selected earth position and date (experimental function)
sunrise time for selected earth position and date (experimental function)
moon phase (experimental function)
IIC scaner, list address of connected I2C devices