.
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discuss mailing list
, but it won't be offered on
Boom, Classic, Transporter, Duet/Receiver, or older players.
I actually have it up and running but am still having trouble with
styles, I can't get it to look the way I want. Not quite ready for
anybody else to see it just yet.
John S.
--
JohnSwenson
.
John S.
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you put in it.
It makes a great server and is very small, quiet, and low power.
John S.
--
JohnSwenson
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View this thread: http
Is this going to work on a N800 or just the N900?
Thanks,
John S.
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of apply button I have to use
to get the settings to take affect?
Thanks,
John S.
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it. Using this method you can have the
music either on the internal disk or an external disk.
John S.
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, but that is not
going to happen any time soon. Using a remote display and a hand
controler is something you can do right now with existing hardware.
John S.
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My primary issue is the page number buttons at the top and bottom of a
page of posts. The ones at the top of the page do not work if the cursor
is on top of the number, it has to be inside the box, but not on top of
the number. The buttons at the bottom of the page DO work properly, the
cursor
Triode wrote:
I actually think that for audiophile playback this is the way to go. We
should leave the audio engineering to an external usb based dac and keep
the streamer to a low power linux platform which runs squeezeplay (or
cut down version of it or something similar...) This with LMS
alfista wrote:
None of the firmware for the real slim devices have ever been open
source I believe and it's not likely to change, for the fatter devices
(Touch, Radio and possibly Controller) some source is available, some
isn't. For the older products we can pretty much forget a third party
If you want to use wifi and your wifi card goes bad you can always use a
wifi bridge, they will be available for a LONG time to come.
For a Touch the display is probably the most likely part to go bad,
after that its the electrolytic caps, as has been mentioned it is heat
over time that is the
Squeezeplay on the Touch and the desktop squeezeplay are almost
identical, the big difference is how they send audio data to the
hardware. On the Touch squeezeplay creates a shered memory segment and
forks off a separate program called jive_alsa. Squeezeplay puts audio
data in this shared segment
Hi guys,
I want in on this! I have been thinking a lot about it over the last few
months. I am well accomplished at the hardware design part of this. I'm
not sure most of you are aware of this but I do part time consulting for
high end hiFi companies wanting to get into digitaal audio, I have
Some quick thinking and back of envelope figures comes up with the
following:
One board which has CPU, main memory (DDR2 or DDR3), boot rom, ethernet,
USB, S/PDIF out, I2S to a DAC chip, WiFi and HDMI. No onboard display,
no server.
I have found some very nice new processors that do almost
Triode wrote:
Hi John - many thoughts on this
1) Anything from an arm5 at 400Mhz or so would be enough for basic flac
playback and possibly a limited display, but it would be infinitely
preferable to have hardfloat support and armv6, single core would be ok
(Pi type class - armv6 or
Triode wrote:
This sounds good - can we validate the usb support. Must have ehci,
most soc implementations I've tested need external TTs though for 1.1
support.
If we had 256M of memory then I think some form of custom UI for us is
the way to go, rather than trying to run something
A couple thoughts: why would anybody want this board?
It has audio specific stuff on it you won't find on other general
purpose computer boards, specifically an analog DAC output that is
significantly better than what is on the Touch, you would have to get at
least a $1000 USB DAC to get in this
There should be no soldering needed to make the board useful. The wifi
is a mini-PCIe form factor, it just pushes into the socket. You DO have
to plug in an antenna of some sort, its a standard UFL jack on the
module.
All the other connectors are on the board, putting it in the case is
just
Triode wrote:
Sounding great to me John. Few questions:
1) Do we need Wifi could a usb dongle be used at lower cost?
2) Assume we keep all flash on the SD/microSD to avoid the bricking case
(see above case)
3) Are both usb ports on an internal hub or are they separate
controllers on the
Triode wrote:
The XM looks to have a AM3715 which has a dedicated usb host port using
ehci - which would be preferable. (though I'm not saying we shoudl use
this, just that I think a host only port using ehci is possibly
preferable)
I've spent all afternoon looking at this, what I can come
Triode wrote:
Great - let us know where you get to. My only waryness with this is
that we don't want to get into needing to look at linux usb drivers, so
I would prefer to be using the ones commonly used and know to be
working. The Pi uses something which appears not to have a hardware
dustinsterk wrote:
Hello John,
Once again, I must say a BIG THANK YOU for all of the work you have
already contributed! I do not think we would have an issue at all
achieving the 25 unit order.
My thoughts for the Headphone jack for GEN1 is simple, cheap, not so
great. We can always
Triode wrote:
Just read through the usb section of the data sheet again - it doesn't
seem to be the same as EHCI, but lets hope it works... EHCI keeps a
schedule of the next several frames worth of transactions in a shared
memory block and doesn't require interrupts per packet/frame - it
I do think we need a name for the project, so I can quick calling it
the box or that thing. In my own mind I have started calling it
OSB: Open Squeeze Box. That's the best I can come up for now.
John S.
JohnSwenson's
dustinsterk wrote:
Simbo,
Thanks for separating that out in a new thread. Back to the technical
discussions
Question for John.when it comes to distribution, once the order is
placed will the product need to ship to just one location and distribute
to end buyers from there? I am
I have been looking into what processor to use, IF the BeagleBone tests
go well I would like to keep it with the TI processor line I have been
looking at, they have really good support systems behind it, much better
than many of the other manufacturers, which will make getting a board
out much
erland wrote:
Just some thoughts regarding this.
Do you really need/want a kickstarter project for GEN1 ?
My feeling is that GEN1 might be easier to handle just through PayPal or
similar, I suspect you won't have any problem what so ever to find 25
people interested, what will be harder
Triode wrote:
It will be for the audiophile community which wants to use usb (several
people using touch for this for example). Some dacs work best with usb
others best with spdif. John can comment in more detail than me, but I
think we need to make sure both work. Otherwise there will be
Mnyb wrote:
Yeah ,just an idea there is no discrete multichannel streamer that I
know about ? That would be an unique feature .
Possible some oppo blue ray with dlna or some such :/ just basic
directory browsing after iso's ? Or files .
Hmmm, I haven't thought too much about multi-channel.
Lots of stuff to talk about here, some very good points raised, first
power supply:
I'm thinking of a single 5V supply, such as for the Touch, on the
standard connector. Thus a basic swither could be used or one of the
aftermarket ones if desired. I would be glad to come up with one of my
linear
I got the BeagleBone today, it's a nice little board. Well I'll cut to
the chase, I plugged in the HRT Music StreamerII async, 24 bit UAC1, no
hub. It works perfectly straight out of the box. No software tweaking at
all, it plays perfectly, NO clicks, pops or any other problems. Looking
at the
Update on the BeagleBone, I got the XMOS based board connected to the
rest of the DAC and sure enough it plays music when connected to the BB.
Again no pops or clicks, it's running high speed UAC2 async without any
problems.
That seems pretty definitive to me that this hardware can talk to
I got Squeezelite to run (armv6 version) everything works fine except
there are some clicks every so often, particularly if I have top
running I get a click every time it updates. I tried various -p options
and it makes no difference, I also tried various -b options and again no
difference.
BTW
Triode wrote:
HF versions is hardfloat and is used if the distribution is using
hardfloat calling conventions. This is used by Pi and other more modern
linux distros as its faster to pass floating point parameters using this
convention where the floating point registers are used. The soft
JackOfAll wrote:
Hmmm. That doesn't sound good to me. It sounds like the usual problems
with trying to run UAC2 with non-ehci hardware. It's one thing fixing
underruns and playing with thread priorities, another if the USB
controller is generating too many interrupts for the proc to handle,
On sample rates, DSD etc here are my thoughts, the design I'm looking at
will go up to 384 as is, hardware wise. Whether it will actually go that
fast is going to be purely a software issue. As to doing DSD, a DSD over
I2S implementation may not be too hard, but I can guarantee it will not
be in
So here is where I am standing today:
TT stuff on 3359 seems to work (UAC1.0 async works without hub)
UAC2.0 async has clicks/pops
Kernel that comes with board is not RT and doesn't support SCHED_FIFO
Other kernels will probably support SCHED_FIFO but probably not RT -
need to try them see if
I did a quick test this morning on the BeagleBone and XMOS, with
squeezelite , without top running I get clicks every 5-10 secs or so,
and when top is running I always get a click when top refreshes. With
sox playing a wav file I get a click every 2-3 minutes and occasionally
a click from top.
JackOfAll wrote:
Regarding the alsa debug settings that I asked if you could use, it must
mean that the kernel you are using is not compiled with
CONFIG_SND_PCM_XRUN_DEBUG and CONFIG_SND_DEBUG. I'm not familiar with
the Angstrom distribution. I'll take a look at a couple of other
Triode wrote:
There do appear to be cheaper imx6 boards appearing - this may be
interesting http://wandboard.org/
Sabre lite also available here for £130 + tax - may be viable to test?
This wandboard sounds REALLY interesting. That core module looks like it
could be the guts of our project
I've read a good part of that full blown technical manual. Unfortunately
that block diagram just says I2S or S/PDIF. Reading the technical
manual on the chip shows that there are clock inputs along with the I2S
and S/PDIF outputs that can be used to sync the outputs to an external
clock. This is
I've read a good part of that full blown technical manual. Unfortunately
that block diagram just says I2S or S/PDIF. Reading the technical
manual on the chip shows that there are clock inputs along with the I2S
and S/PDIF outputs that can be used to sync the outputs to an external
clock. This is
If the wandboard is viable for us, I'm thinking about doing a Gen0.5,
this is a quick and dirty carrier board with:
DAC chip
TOSLINK,
2 USB jacks (one for host only and one for OTG)
ethernet,
serial port
I will make just three of these by hand, keep one and send the others to
Triode and probably
plympton wrote:
I just waded into this pond of a thread, then took a look at the
Wandboard forum page and found this. Useful?
http://www.wandboard.org/images/files/wandboard-expansion-pinheaders.png
Can I ask for a summary while I'm here:
Gen1 - equivalent to a Squeezebox Receiver
JackOfAll wrote:
So the usual scenario, where basically you have two oscillators, one for
44k1 and multiples and another for 48k and multiples. So from the audio
driver code, we just need to switch which is used to clock the outbound
I2S via a register, depending on the sample rate we are
DITC101 wrote:
Schematics for the wandboard are online:
http://www.wandboard.org/images/downloads/wandboard-user-guide-20130208.pdf
I grabbed the schematics, there are some strange things going on here,
like the SPDIF_OUT being connected to an ethernet pin!
It's going to take some work
This looks doable, normally the I2S and S/PDIF signals are referenced to
an internal PLL, but there is a register that bypasses the PLL with a
clock from an external pin. There are two of these external clocks, one
of which connects to the EDM connecttor. On the wand carrier board that
clock is
dustinsterk wrote:
Hey John,
Any update with things? I have been checking the Wandboard forums
everyday but have not seem who the US distributor will be. I will be
purchasing one of these as soon as this is released.
Thanks!
Dustin
I'm in the middle of my incredibly busy week right
JJZolx wrote:
Do I understand correctly - the Wandboard will actually be a part of the
final design? I thought it was being talked about in the context of some
kind of proof of concept or reference from which the SB clone's design
would be derived.
The wandboard is two boards, a core
Some general comments on recent posts: I've been thinking about things
like IR receivers and blasters would probably be better served with USB
interfaced hardware. They are readily available and LIRC already has
drivers to deal with most of them. It makes the hardware simpler, and it
means we
Triode wrote:
I'm looking at what it would take to do a hdmi based interface, possibly
based on a evolution of some of the squeezeplay code. The reason hdmi
is interesting to me is that several linux devices (wandboard, pi,
cubox) have hdmi output, though not all have IR. [I'm hoping John
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
JackOfAll wrote:
The Wandboard I ordered arrived this morning. After a weeks frustration
with the BeagleBone I had my fingers crossed that the Wandboard wasn't
going to cause any hair loss. ;) dd image to sdcard, boot, ssh in. Good,
5 mins so far. Plug in the usb soundcard, cat
gorman wrote:
Not really but one thing I want to mention: HDMI multichannel out
please, whenever possible.There's a sizable amount of multichannel
hi-res material out there. To be forced to convert it to DTS just to
play it back through Squeezeboxes is something I would do without in the
cliveb wrote:
I'm not suggesting this for GEN0.5, possibly not even for GEN1.0, but
please would you consider adding balanced analogue output at some point?
In order to do balanced will take more than one DAC chip. That brings up
how this is to be done. If I use two chips, and have them feed
JackOfAll wrote:
And thinking about it, to make my image work on the single proc, 512MB
hardware version
After dd'ing my image to the sdcard, download the wandboard-sdk from
their download page, extract, go into the precompiled directory and
..
Code:
JackOfAll wrote:
John,
I've been pondering on this. I don't know what the US pricing looks
like, ($20 difference according to the WandBoard website), but over here
the dual is 16 EURO more than the solo. So, 16 EURO more for 2nd
processor core, additional 512MB RAM, bluetooth, wifi
The DAC chip I'm going to be using on these boards is a brand new one, I
have not used it before, so I can't be completely sure, but my gut
feeling on this is that it is going to be way better than what was in
the Touch. A big advantage of thisone is that it has a direct output, no
need for any
JackOfAll wrote:
Nope, not even got to graphics yet. When I was looking at device nodes,
I noticed /dev/mxc_asrc and went off at a tangent looking at the kernel
code for the resampling hardware. I keep going off at a tangent...
It is an interesting device.
This brings to mind a question
Squeezemenicely wrote:
@Johnswenson
Now you really caught my attention, this sounds nearly to good to be
true.
Very exciting indeed!
Once it gets to Gen2 is it supposed to be a solder yourself product?
Putting boards in a box and all is no problem, but I am sure there are
many who
Another thing to think about is volume control. Currently we are
looking at 5 possible outputs, USB, S/PDIF coax, S/PDIF optical, line
level analog and headphone. There are going to be three dirvers
involved, USB, S/PDIF and analog. I'm not sure whether we are planning
on having these running at
chill wrote:
John, a couple of feature enquiries:
- do you think that a future option for Gen1 might be an add on board
that allows external digital inputs to this DAC, so we can treat this
player as our system DAC as well?
- will the chip's programmable DSP allow us to implement some
SamS wrote:
I apologize for jumping in here with such a basic question.. however I
have read through most of this thread, but am still confused.
What will this project accomplish better (differently?) than what people
are doing with the VAMP solution + USB to SPDIF converter?
I applaud
dustinsterk wrote:
John,
I know were also waiting for Digikey to receive stockit seems Future
Electronics is also selling the boards to the US for even cheaper than
Digikey (still not in stock yet).
erland wrote:
Are we reasonably sure the wandboard is going to be used in Gen1 ?
Or does more testing have to be done in Gen0.5 before we know that's the
case ?
I'm just asking to know if it's a good idea to order one already now or
if I should wait for the 0.5 testing to continue a bit
Triode wrote:
So UAC1 works too with wandboard and your image Clive, but needs an
external hub as we suspected. I've tested with my MDAC which usefully
has a buffer fill indicator on it so you can see when the feedback is
working correctly. It needs a slightly larger than default alsa
JackOfAll wrote:
Damn, damn, damn, and triple damn! ;)
I'll order another one in the morning and sort out RMA'ing this one for
a replacement.
Maybe it's just my bad luck or infant mortality, but it leaves me
feeling a little uneasy.
Have you tried taking the module out and putting it
JohnSwenson wrote:
Have you tried taking the module out and putting it back in? It might
just be a bad connection on the connector.
John S.
According to the schematics the LED on the module is directly connected
to the raw 5V from the carrier board and the LED on the carrier
SamS wrote:
So assuming you connect your SB digitally (I do), it's really only two
boxes (VAMP + USB-S/PDIF converter) vs. one. Why is this box going to
have the sound-quality equivalent of a VAMP + $500 USB to S/PDIF
coverter?
Trust me, I can appreciate the Boom/Radio. I have a total
JackOfAll wrote:
Thanks for the suggestion. Took the 4 screws out, the module out and
then re-seated it, but no change. To quote Leonard McCoy, He's dead,
Jim!
Hmmm, this doesn't make sense, there is a fuse on the carrier board, but
it is right after the DC in jack, so if it blew, the LED on
Gadgety1 wrote:
Hi John,
Sounds very promising! As I don't need the DAC I wonder what kind of
changes would there be between Gen0.5 and Gen1 on the purely digital
part?
Gen0.5 does not have a coax S/PDIF out, just TOSLINK. The USB
connectivity between Gen0.5 and Gen1 will be similar. Gen1
I have a question for anybody that already has a wandboard:
are there any /dev/spi* files present? If yes i would like their names
please.
Thanks,
John S.
JohnSwenson's Profile:
JackOfAll wrote:
John,
I'm looking at
wandboard-sdk-20130208/linux-3.0.35-imx6-wand/arch/arm/mach-mx6/board-wand.c
Code:
/
*
nullstring wrote:
This is looking very promising guys.
A few things I would like to request:
- I'm not sure how much the high quality DAC is going to cost, but
it *might* be nice to have a second version of the board with the
DAC and related components just not soldered on.
As ststed earlier in the thread (I know every body hasn't read the whole
thing!), I'm leaning on running external control interfaces over USB, it
makes the hardware and drivers much simpler.
For example IR receivers, IR blasters and Relay boxes all exist with USB
interfaces. Many of these come
In putting together the floorplan for Gen0.5 I realized I didn't have
some important measurements, I would appreciate it if someone that
actually has a wandboard could measure these and let me know the
values.
First is the spacing between the module board and the carrier board.
This is the
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Question:
In the main thread there has been a fair amount of talk about IR
blasters, relays etc. This go me thinking about the subject of software
expansion, along the lines of plugins, applets, bolt-ons etc. Now seems
like a good time to discuss how this wants to be dealt with in a
community project.
At
norman12 wrote:
Hi John,
Received my board this morning.
Board to board distance 5mm and the x distance from the MxM connector
location pin (large one) to first mounting pillar is 11.5mm.
I'll model this up at some point this week.
Norm.
Thanks Norm, that is exactly what I need.
Gen05 is going to have an ethernet jack, serial port, RCA analog and
TOSLINK digital, and two host USB ports, thats it. It just enough to be
able to get drivers going for our audio interfaces. I'm thinking that
this just has Squeezelite for the first launch of Gen1 boards.
Gen1 as I'm
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Question:
It's my wife and me, no kids.
We have one library on a VB server. We keep things separate with
individual Genres, mine start with J_ and hers start with C_, there are
overlap in genre types but we keep them separate. In the same way
playlists etc are labeled with a J_ or C_. We have to be
ezekieldas wrote:
They are both stock, no mod, SB. The LMS info page shows the info below.
However, it's not from either SB where I hear the artifacts, it's from
the squeezelite - amp - speaker setup (and no, there are no other
issues with this setup).
I am not sure if I'm playing
castalla wrote:
No ... it takes about 3/4 of the full screen pushed to the left.
Files are where you suggested.
One possibility is that some laptop screens don't actually scale, if you
feed them a screen that is smaller than their native resolution, rather
than scaling the screen, it just
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Question:
JJZolx wrote:
If I get one, I know one thing with 100% certainty... I will not be
hooking it up to a TV.
-Edit:- Not that there's anything wrong with that, but I would hope that
in the future someone can come up with a more practical display solution
to be used with an IR remote.
My
The Gen05 board (named SWAMP05) is about 2/3 done, I had hoped to get it
done today, but some emergency stuff at work came up so it didn't get
done. Unfortunately next week is going to be a very busy week, so I
probably won't be able to get it done until next weekend. Then it's two
weeks to get
Quick question on the wandboard: does it come with a power supply? What
is the size of the power connector on the board? The SBT use 5.5x2.5,
others use a 5.5x2.1. I'm trying to figure out what size connector to
put on the board.
Thanks,
John S.
I thought I'd give a little update on the board design. It's getting
close now. But there is a bit of a snag, my wife fell yesterday and
severely bruised her ribs (and lots of other places), she is in a lot of
pain and I'm pretty much full time taking care of her now. And still
trying to get my
SWAMP05 is going out the door today! (well actually over the internet, I
guess that counts as a doorway) Boy did this thing turn out to be
harder than I thought. Because I was going for 2 layer (for cost and
turn time issues, remember: high quality, fast, cheap -- any two. This
had some major
Here is a PDF of the SWAMP05 layout. If you print it 1:1 it will be the
actual size. With your favorite PDF reader you can zoom in and see the
detail.
John S.
+---+
|Filename: SWAMP05.pdf
Here are renders of what the top and bottom will look like.
John S.
14587
+---+
|Filename: SWAMP05_render.jpg |
|Download: http://forums.slimdevices.com/attachment.php?attachmentid=14587|
Mnyb wrote:
Don't fuzz to much over keeping it super small .
Case must be big enough to contain product and fit connectors on the
back .
And the machine is the size it is .
There actually are some advantages to keeping the size down. For one
thing it's cheaper, AND it cuts down on noise
chill wrote:
My thoughts precisely.
Are attenuators being considered, to allow the output to go directly
into a power amp? If so, would these be part of the basic board, and
would these then need to be duplicated on an add-on balanced board?
PS: John, your board renders seem to be
JJZolx wrote:
Asking again: Where is coax S/PDIF?
SWAMP05 didn't have coax but Gen1 will. I'm going to implement a very
high quality S/PDIF coax output. SWAMP05 is a development board to
develop software, since the coax and optical are driven by the same pin
from the processor, I only needed
wam wrote:
Hi all, another lurker here, following the developments with much
interest.
If I may toss another option into the ring: one thing that's always
bugged me about the Squeeze system is the difficulty of streaming other
computer audio through it.
To listen to music I use the
Lem wrote:
It should be noted that the onboard toslink appears to be limited to
44.1/48 kHz only.
There is no such limitation in the S/PDIF generation circuit in the CPU,
it can easily handle 192, and with the right settings do 384 or even
higher. What most likely is happening is that the
albertone74 wrote:
Hi,
I have been following this thread for a while and first of all I would
like to express my congratulations for all yours big efforts on the
Squeezebox Replacement Project. As I have decided to get a dual
wandboard,I would like to know where can I get the John's carrier
For Phase one we need some developers and some users. We need people who
do NOT think like developers to actually use it day in day out, in
various different ways and report on how it's doing. Bring up issues,
offer suggestions for improvements etc.
The prime requirement for someone is a
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