[Milsurplus] Smart People: Feeding the DS-1077 Oscillator

Bob Camp ham at kb8tq.com
Thu Oct 3 18:55:24 EDT 2013


Hi

Keep in mind that the phase noise and spurs on many of these gizmos are pretty awful. That may or may not be an issue in your project.

Bob

On Oct 3, 2013, at 8:03 AM, David Stinson <arc5 at ix.netcom.com> wrote:

> To the many people smarter than me on computers and
> itty-bitty chips:
> Here's a Maxim DS-1077 Programmable Oscillator
> I want to use in a boatanchor project:
> https://www.sparkfun.com/products/9089
> "The DS1077 features a 2-wire serial interface that allows in-circuit on-the-fly programming of the programmable prescalers (P0 & P1) and divider (N) with the desired values being stored in NV (EEPROM) memory."
> The datasheets have lots of good info, but as always the writers
> make assumptions that I'm smarter than I am.
> Programming I can figure-out.... I think.
> They've got some published "C" code and there's bound
> to be a freeware compiler out there.
> 
> What I need to know:
> I have a computer with an RS-232 port.
> I have a chip with two pins.
> Someone please draw me a hardware diagram of how
> I'm supposed to hook these two together.
> 
> 73 DE Dave AB5S 
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