The [[Dobbertin Smart Watch]] was produced by [[Dobbertin ]] Industrie ElektronicElektronik, a German company. This real time clock was relative wide spread in the 80ies and 90ies.
== Technicals ==
The Smart Watch consists out of the RTC itself and an EPROM expansion with a lot of RSX commends. The RTC itself was insterted inserted like an EPROM in any kind of ROM or EPROM card. Further it contains a little battery. At least one clock is still running in 2010!
== Software ==
*The TimeROM+ Software proides provides RSX commands to use the RTC under BASIC.
*Support for CP/M Plus was provided. The TIMEROM+.COM program sets the software clock according to the RTC.
*The Smart Watch is also supported by [[FutureOS]].