Re: Rosetta progress report WAS: translator question

[nobody@xxxxxxxxxxxx (Dave Houston)]

That's about what I'd expect for a commercial product. If I can bring
Rosetta in for that price, it should be worth the effort.

"BruceR" <br@xxxxxxxxxxxxxxxx> wrote:

>I deleted the email already but IIRC it was about $150.
>
>From:Dave Houston
>nobody@xxxxxxxxxxxx
>
>> It will be interesting to learn the price.
>>
>> "BruceR" <br@xxxxxxxxxxxxxxxx> wrote:
>>
>>> Sounds excellent! BTW, I received and email from smartproducts
>>> announcing their Zwave/X10 translator today:
>>> http://www.smartproducts.us/Zwave.htm  scroll down.
>>>
>>> From:Dave Houston
>>> nobody@xxxxxxxxxxxx
>>>
>>>> I have a circuit board layout that I think will work. I'll stare at
>>>> it for a few more days. I usually find that causes traces and solder
>>>> pads to move around mysteriously ending up in locations where I
>>>> don't recall placing them. I'll send it off this weekend and should
>>>> have it about 2-3 weeks after that. In the meantime I can start on
>>>> the code using a BX24-AHT board
>>>>
>>>> Mouser does not stock any through hole RTC chips so I will use SMT
>>>> and will forget about using any of the supported serial devices for
>>>> the RTC backup. This will save a bit of code since there will only
>>>> be the one chip to interface with. I'll leave the choice of
>>>> supercapacitor to the user. Mouser stocks 3 that will fit the space
>>>> I've alloted. They will provide anywhere from 2-3 days to more than
>>>> a month backup for the RTC chip.
>>>>
>>>> I've settled on I²C for the RTC chip and will use the ZX-24's
>>>> hardware I²C implementation which can run at 410kHz. The I²C bus can
>>>> support another EEPROM chip should it prove necessary to increase
>>>> the space for user data.
>>>>
>>>> To use Rosetta with any of the controllers that normally use a TW523
>>>> (or PL513), the newly liberated TW523 (or PL513) will need to be
>>>> attached to the other TTL port in order to supply a ZC signal for
>>>> Rosetta and the controller (e.g. HAI, JDS, Ocelot). The controller,
>>>> Rosetta and TW523 (or PL513) will share the ZC signal. I think the
>>>> ZX-24 will be fast enough to have the controller receive pin follow
>>>> the ZX-24 receive pin which will be listening to the TW523. This
>>>> way, there will be no delay in the controller receiving what's on
>>>> the powerline (or at least what the TW523 is willing to divulge on
>>>> that topic). When the controller transmits, there will be a delay as
>>>> Rosetta will need to see a complete code before deciding if it needs
>>>> translation or merely needs to be sent to the powerline via the
>>>> TW523 (or PL513). This should allow for sending/receiving a mixture
>>>> of X-10, UPB and 2414S powerline commands
>>>>
>>>> Rosetta will also be able to program delays (~2ms minimum, infinite
>>>> maximum resolution) as needed between signals it sends to the
>>>> powerline.
>