Real time clock (was Re: C64 Tower) =================================== Subject: Real time clock (was Re: C64 Tower) From: Lorax Date: 1998/03/08 On 8 Mar 1998, Marko [ISO-8859-1] M=E4kel=E4 wrote: > Well, it would certainly be interesting to build a frequency > multiplier that multiplies the AC frequency by 20000, but that is not > the case in the C64. The AC frequency is only used for the CIA's Time > of Day clock, which isn't used by the KERNAL or BASIC. Some software > uses the CIA's clock, for instance GEOS does. If you really need the > clock, you can build a 555-based oscillator that generates the 50Hz or > 60Hz signal. =09Can you give specifics on building this generator and where you would need to hook it into the 64? This bring up another interesting item I would love to have for my machines, a real time clock that would keep the time after the power is turned off. "For our hope lies in the dreamers. All the inventors, engineers, and builders can not create anything until it has first been imagined." =09=09-- Ma. Robert Helimand -- ---