DCF-synchronized Digital Clock for RS232 communication on a 2313-Experimental-Board, Version 0.2 as of 12.01.2001 Features: XTal driven digital clock for exact date and time formation, adjusted and read over a SIO-I/O 9k6 8N1connection, Self-adjusting date- and time-synchronisation to a connected receiver for the Frankfurt/Germany based official clock reference DCF77 (optional)-DCF-synchronized Digital Clock for RS232 communication on a 2313-Experimental-Board, Version 0.2 as of 12.01.2001　Features: XTal driven digital clock for exact date and time formation, adjusted and read over a SIO-I/O 9k6 8N1connection, Self-adjusting date- and time-synchronisation to a connected receiver for the Frankfurt/Germany based official clock reference DCF77 (optional)