Wordclock

Features

• runs on Arduino UNO / Arduino Pro Mini
• adressing of 12x9 LEDs (here just blue LEDs are used)
• MAX7221/MAX7219 support
• shows the current time on 5min steps (provided by the realtime-clock DS1302)
• after any 30secs the current temperature is shown for 5 secs (provided by BMP180 sensoric)

query time information

1. connect over a RS232 connection
2. when connected you will get the time periodically