[mythtv-users] Homebrew PVR Multi-Circuit
J. Donavan Stanley
jdonavan at jdonavan.net
Mon Jun 21 06:26:09 EDT 2004
Steven White wrote:
> I read some posts on toggling an LED to show system status and came up
> with something to dress up my MythTV box. I'm designing a small
> circuit that integrates an IR receiver, IR transmitter, status LEDs,
> and a 2 line LCD into one small pc board. LCD messages would be sent
> via a serial message protocol (hopefully using the same COM port as
> the one used for LIRC..can this be done since I'd only need the TX and
> RX lines???). Any message could be sent to the display, such as "Now
> Playing: The Simpsons" or "Recording: The Sopranos". The status LEDs
> could be turned on and off via a serial message also. The IR
> transmitter LED(s) and status LED(s) could be remotely mounted from
> the board. Power would be drawn from a hard drive power supply
> connector. The LCD would be optional and autodetected by the onboard
> microcontroller. The goal of all of this is to combine all of the
> hardware needed for a homebrew PVR into one pcb board to make things
> neat and easy for people who don't have any soldering or electronics
> experience. If there is enough interest, I can have a batch made
> after the prototypes are tested (I own an electrical engineering
> business). MythTV developers would get free sample boards if these
> things get popular enough to be supported in the project. Does this
> sound like something useful? Does anyone else have a wishlist for
> their MythTV box?
You might be further ahead starting with the UIRT2 as a base, that way
one gets IR send/receive in lirc instead of needing two copies. Also,
your LCD should be compatible with the LCDProc stuff.
I'd LOVE to see this made!
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