JohnSwenson wrote: > Since I'm going to start designing the Gen0.5 boards in couple days, I > wanted to go into a little detail on what I'm planning on doing and what > the specific goals are for this board. So if there are changes desired I > can get the concepts in before I get too far in the board design. > > As I see it there are three goals for Gen0.5: > > 1; Get a working linux distro that can be put on the SD card that > includes what of linux is needed, and Squeezelite. So that when Gen1 > comes out it can do SOMETHING out of the box. > > 2; test out both USB ports configured as host ports, see what works, > what doesn't and if the two ports behave the same or not. > > 3; get drivers working that can talk to the DAC chip and S/PDIF out. > Drivers currently exist that can send out I2S and S/PDIF, we need to > make sure they can work with our hardware, and what may be the most > difficult part, handle an external MCLK source and select between clock > frequencies for the different sample rate families. > > I'm planning on the Gen0.5 board being very simple and inexpensive, > something that I can solder by hand. The board fab I use makes three > copies of the board, so we will have three boards. > > I'm planning on the board having the following: EDM connector, Ethernet > connector(gigabit), two full size USB type A connectors, DAC chip > driving two RCA jacks, TOSLINK S/PDIF out, two oscillators with > appropriate audio frequencies, clock mux, I2S and S/PDIF reclocking > flops, clock driver for the module and voltage regulators. No wifi, no > headphone. Just enough to test out the software for the three interfaces > (USB, I2S to DAC and S/PDIF) > > I am NOT going to be doing any of the fancy very low noise ground plane > schemes, super low noise regulators etc. This is not being designed to > get the best sound, but to be a platform for initial software > development. Gen1 will have those things. > > As mentioned I'm trying to keep this phase as simple as possible. All > the rest of the development will take place in Gen1. I'm trying to > prevent creeping featurism in this phase. > > Does anybody have any changes they would like to make to this, either > goals or hardware? > > Thanks, > > John S.
John, scratch my question, just re-read this post..... ------------------------------------------------------------------------ dustinsterk's Profile: http://forums.slimdevices.com/member.php?userid=19649 View this thread: http://forums.slimdevices.com/showthread.php?t=97881 _______________________________________________ discuss mailing list [email protected] http://lists.slimdevices.com/mailman/listinfo/discuss
