Hi all,
Responding to a few comments:
- The DC-DC converter has the same pinout as a 7805. It would be possible
to substitute the linear regulator (as long as you handle the power
dissipation of course).
- I will likely switch to I2C for the LCD on the next revision.
- Adding an input for an
Amusing story:
Back in high school, Ewa Beach Hawaii, I used to notice that the second hand
on the clocks would sometimes slow significantly. This turned out to be caused
by the man who would later become my father in law.
He ran the steel mill, melting old cars into rebar, which was
t...@electrictime.com said:
> In the suburb of Boston where we are located - you never have to correct an
> electrical clock between the daylight saving time changes. This of course
> assumes you haven't lost power - due to major snow storms etc
I agree with the spirit of your comment, but
Dan,
Nice.
Ideas for the next go around
+ Add a 10 MHz in circuit to replace or override the TCXO. , this is
Time-Nuts you know :-)
+ The SPI could be used as the 2nd I/O port
And if one wants to play more the this part or other pics search on
Google for "Curiosity Board by Microchip"
-pete