SAMBUS.PDF - info about original Sambus (4.08 MB)
SAMBUS-SCHEMATIC - Czech clone of Sambus (508 kB)
SAMBUS-BOARD_PHOTO - Czech Sambus board (3.86 MB)
SAMBUS-CZECH_DOC - Czech documentation (2.6 MB)

RTC_CLOCK - Utility for show time
RTC_MCLOCK - Utility for show and set time/date