Saturn

My watches projects

Saturn_mk1

Simple clocks on ATmega8 MCU + 7 segments display and 32 kHz resonant frequency crystal.

Device 3D view: Device schematic:

Saturn_mk2

Simple clocks/room meteo station on Atmega8 + HD44780( 16x2 LCD) + DS3231 + DHT11/DHT22.

• Three information screens - time, temperature/temperature and humidity, date and day.
• Seven switching modes between information screens.
• Two alarms.
• Backlights brightness control.
• Monophonic alarm melody.
• Temperature measurement capability.
• Humidity measurement capability.

Device 3D view:

Device schematic:

Saturn_mk3

Simple clocks on STM32f103c8t6 + 3 8x8 LED matrices + DS3231 + metheo sensor.

• 24 x 8 display.
• 4 + 1 (user's custom) digit's fonts.
• Two alarms with selectable melody for each alarm.
• Temperature measurement capability.
• Humidity measurement capability.