Replace Coreboard - PX3 to PX5 - MTCD Hardware Development

I have a px3 device, android 7.1.2 2/16
https://i.ibb.co/LhqNyMX/3.jpg
If I buy that device "md-rt1009" px5 4/32 can I transfer px5 board to my px3 device?
https://i.ibb.co/ysqHpB5/1.png
https://i.ibb.co/ZBs80Gj/2.png
I've seen videos about that topic but some says it can be different boards. MCUs are different but I know MCU is on mainboard.
https://forum.xda-developers.com/showpost.php?p=81445857&postcount=8
non-MTC* MCU units like that don't use the same style SOM, so you can't remove it and swap into a MTC* unit.
Click to expand...
Click to collapse
Thanks for your help.

vkfkbr said:
I have a px3 device, android 7.1.2 2/16
https://i.ibb.co/LhqNyMX/3.jpg
If I buy that device "md-rt1009" px5 4/32 can I transfer px5 board to my px3 device?
https://i.ibb.co/ysqHpB5/1.png
https://i.ibb.co/ZBs80Gj/2.png
I've seen videos about that topic but some says it can be different boards. MCUs are different but I know MCU is on mainboard.
https://forum.xda-developers.com/showpost.php?p=81445857&postcount=8
Thanks for your help.
Click to expand...
Click to collapse
You have an MTCD/E, go for it. Go nuts.

Related

Where to buy a RK3188 SOM board

Hi! , I want to upgrade my RK3066 with a quadcore SOM board . I've been looking but I can't find a dealer?.
Any advice?
Thanks!!!
solmer said:
Hi! , I want to upgrade my RK3066 with a quadcore SOM board . I've been looking but I can't find a dealer?.
Any advice?
Thanks!!!
Click to expand...
Click to collapse
Here is a link to a quadcore SOM board
http://www.aliexpress.com/store/pro...L-KLD-RM-GS-JY-YZ-BN/1657211_32608448711.html
I bought my head unit from this seller. Had good communication with him, reliable seller.
I have RK3188 SoM 16GB in stock
IN USA I can ship you one for 85$ plus shipping
Hi ! thanks for your inputs
Did you notice a real difference between the dual core and the quadcore?
Thanks !
Is this compatible with KYD model?
I have the KD-c1908 from Pumpkin audio and they have been upgrading this unit.
the RK 3188.
They quoted me 70$ us shipped to me in canada from china for the board and 100 for the front higher resolution panel (complete minus som)
Now the question is do I do the display upgrade as well
I have noticed twice the speed when using google earth and I can simultaneously install several apps much faster than with the 3066. Not much of a benchmark I know but I would say it was worth the investment in the quad SOM.
---------- Post added at 02:53 AM ---------- Previous post was at 02:41 AM ----------
robertut said:
Is this compatible with KYD model?
Click to expand...
Click to collapse
Note: This SoM can be used to upgrade your KGL/KLD/RM/GS/JY/YZ/BN headunit from dualcore RK3066 to quadcore RK3188.
Click to expand...
Click to collapse
That was right on the website and its the same one I used. What is different about the KYD model ?
May I have one question: Can I upgarde the LCD screen too? From 800X480 to 1024X600. If yes, where I can buy it?
Thanks!
vuquan said:
May I have one question: Can I upgarde the LCD screen too? From 800X480 to 1024X600. If yes, where I can buy it?
Thanks!
Click to expand...
Click to collapse
Me too. Im still bugging pumpkin audio to let me try but so far mo luck
Mekanix1 said:
Me too. Im still bugging pumpkin audio to let me try but so far mo luck
Click to expand...
Click to collapse
If you still need the RK3188 drop me a PM.
doctorman said:
If you still need the RK3188 drop me a PM.
Click to expand...
Click to collapse
I got the 3188 from pumpkn. And it works great thanks.
Its the LCD I'm trying to get now.
Mekanix1 said:
I got the 3188 from pumpkn. And it works great thanks.
Its the LCD I'm trying to get now.
Click to expand...
Click to collapse
which model LCD do you need? and where are you located? I will see if I can get it to you
Hello,
I have buy a rk3188 som board for replace my 3066 on a MTCB KYD.
It works .
Mekanix1 said:
I have the KD-c1908 from Pumpkin audio and they have been upgrading this unit.
the RK 3188.
They quoted me 70$ us shipped to me in canada from china for the board and 100 for the front higher resolution panel (complete minus som)
Now the question is do I do the display upgrade as well
I have noticed twice the speed when using google earth and I can simultaneously install several apps much faster than with the 3066. Not much of a benchmark I know but I would say it was worth the investment in the quad SOM.
---------- Post added at 02:53 AM ---------- Previous post was at 02:41 AM ----------
That was right on the website and its the same one I used. What is different about the KYD model ?
Click to expand...
Click to collapse
Hi, thanks for the info !
doctorman said:
which model LCD do you need? and where are you located? I will see if I can get it to you
Click to expand...
Click to collapse
I'm in Canada. I'm not sure what the lcd model number is. Its a KD-c1908 from Pumpkn audio and is the 7 inch version with the SOM board on the back.
I'll see if there is a part number on it.
Mekanix1 said:
I'm in Canada. I'm not sure what the lcd model number is. Its a KD-c1908 from Pumpkn audio and is the 7 inch version with the SOM board on the back.
I'll see if there is a part number on it.
Click to expand...
Click to collapse
shipping to canada from USA is a bit high, if you are okay with that
email me a pic of the head unit and the part I will see what I can do
doctorman said:
shipping to canada from USA is a bit high, if you are okay with that
email me a pic of the head unit and the part I will see what I can do
Click to expand...
Click to collapse
I wouldn't mind the shipping. Getting kind of used to that by now :silly:
Here's the same radio.
http://www.ebay.ca/itm/7-Car-DVD-Player-GPS-Radio-Stereo-Android-4-4-For-Suzuki-Grand-Vitara-3G-Wifi-/351605730698?hash=item51dd55ad8a:g8UAAOSwbdpWXotE
I'll try and get a better picture. it seems simmilar to the some kld models
Mekanix1 said:
I wouldn't mind the shipping. Getting kind of used to that by now :silly:
Here's the same radio.
http://www.ebay.ca/itm/7-Car-DVD-Player-GPS-Radio-Stereo-Android-4-4-For-Suzuki-Grand-Vitara-3G-Wifi-/351605730698?hash=item51dd55ad8a:g8UAAOSwbdpWXotE
I'll try and get a better picture. it seems simmilar to the some kld models
Click to expand...
Click to collapse
Sorry Joying does not have a head unit like that and the motherboard is different.
you can show me the actual LCD and I will check if I have it but so far not very Joying like,
doctorman said:
Sorry Joying does not have a head unit like that and the motherboard is different.
you can show me the actual LCD and I will check if I have it but so far not very Joying like,
Click to expand...
Click to collapse
The lcd is hidden under that, I haven't disassembled it any further than that yet.
There are 3 connections coming from the lcd/digitizer. In that picture there is: 1 two wire white plug for the backlight on the left. One small ribbon on the top for the digitizer and one long one on the top right for the lcd itself.
Do you have a picture of yours that would be similar ?
doctorman said:
Sorry Joying does not have a head unit like that and the motherboard is different.
you can show me the actual LCD and I will check if I have it but so far not very Joying like,
Click to expand...
Click to collapse
It is not too hard to open,
anyway from what I can see I dont know if I can help, you can ship your head unit or just the front so I can try to fix it but no guarantee as I have only worked on Joying.
and this seams a bit more private so email me directly joyingUSA // gmaiI
Hi,
I'm looking for a place to buy the RK3188 SoM to upgrade my JY RK3066 headunit.
I saw the link to aliexpress on the first post but they are asking $120 (!) for something that I see others got for $70 shipped.
Any place to order it for a decent price?
thanks

MTCD - Swap Radio Module TDA7786 for TEF6686

Update 27/07 - did not improve the radio enough to recommend this modification/change.
Apparently the TEF6686 module has better performance than the TDA7786 - e.g. 7786 poor sensitivity, selectivity, multipath issues etc. My JY TDA7768 is terrible, even with an RF amp, so to find out if the TEF is any better, thought I would try and investigated swapping tuner modules. Reviewing the GS board I have as a spare part against my JY, I identified the modules are pin-for-pin compatible.
Sucessfully swapped the Radio module from a donor GS board containing a TEF6686 Module into my JY board originally containing a TDA7786. The GS board was quite difficult to unsolder the module, perhaps due to leadfree solder, fortunately the JY board was easy, the desolder wick readily desoldering the module.
As for results, I have bench tested and RDS, tuning, audio etc is OK, I am yet to test in the vehicle. Will update this thread with results.
See attached images. Note that the JY case had additional mounts that over time might short out against the non-ground PCB tracks, resulting in complete failure of the unit!
Welcoming any questions.
Did the reception really improved?? And RDS AF fuction is working well with malaysyk V3 firmware?
also interested in this outcome
Sent from my Pixel XL using Tapatalk
Hi,
The tef6686 appears marginally better, is more sensitive and appears to handle multipath better. Im not sure if I would call it out as a worthy upgrade just yet - need more time.
wonder if it can be bought on its own.. seems like just the chip itself which is surfaced mounted on the riser card as pictured above.. so this would prove difficult to install
Sent from my Pixel XL using Tapatalk
stinger4321 said:
wonder if it can be bought on its own.. seems like just the chip itself which is surfaced mounted on the riser card as pictured above.. so this would prove difficult to install
k
Click to expand...
Click to collapse
Ive seen a suitable module available on aliexpress that would need some modification to swap a couple of pins. That is the TEF6686-TDQ-230V-186 (10 pin) - a whole $6 bucks US.
http://s.aliexpress.com/QBfay
Next week this module come to me , so in the next weekend I have time to swap.
https://www.aliexpress.com/store/pr...32809641460.html?spm=2114.12010612.0.0.y1ZYeS
cupi1234 said:
Next week this module come to me , so in the next weekend I have time to swap.
https://www.aliexpress.com/store/pr...32809641460.html?spm=2114.12010612.0.0.y1ZYeS
Click to expand...
Click to collapse
That's great, don't forget these are not pin-pin identical and will have to figure out swapping pins. Search for the manufacturer PDF and check against the mtcd schematic. I'll upload the module PDF later today.
Hi, final thoughts - the upgrade in my experience was marginally better - not worth it!
marchnz said:
Hi, final thoughts - the upgrade in my experience was marginally better - not worth it!
Click to expand...
Click to collapse
could be something else in the implementation, not just the chip itself.
i have 2 boxes, one with 7786, the other with 6686 and the difference in reception is worlds apart. I mean even with the powered antenna not connected to 12V, i had no hiss on any station received.
7786 with powered antenna is just fine, don't get me wrong, but 6686 is better.
zerozoneice said:
could be something else in the implementation, not just the chip itself.
i have 2 boxes, one with 7786, the other with 6686 and the difference in reception is worlds apart. I mean even with the powered antenna not connected to 12V, i had no hiss on any station received.
7786 with powered antenna is just fine, don't get me wrong, but 6686 is better.
Click to expand...
Click to collapse
I had thought about that but there's no difference in implementation I can see after comparing from schematic. Perhaps I had a 'good' 7786.
- MCU is latest HA
- Both modules are digitally controlled by MCU/i2c bus.
- same supply
- latest HA android 6.
There's really not much to it, 5volts, antenna connection, i2c comms and audio out. I get multipath noise/crackles from stations between 99 and 102mhz. Same between both tda and TEF.
Can you clarify what you mean by 'better'.
Hi!
Maybe there are some differences in the Radio Software used in the different HU. The Chip is controlled by I2C and it seems to be possible to activate or change some behavior of FM Reception through some commands.
Is it maybe possible to extract the radio Software from the good HU so we can try it out on different devices (with TEF 6686).
It would be really nice if it would be possible to control some of the possible configuration of the chip manually...
Stephan
netguru said:
Hi!
Maybe there are some differences in the Radio Software used in the different HU. The Chip is controlled by I2C and it seems to be possible to activate or change some behavior of FM Reception through some commands.
Is it maybe possible to extract the radio Software from the good HU so we can try it out on different devices (with TEF 6686).
It would be really nice if it would be possible to control some of the possible configuration of the chip manually...
Stephan
Click to expand...
Click to collapse
No differences in android and same MCU, MCU controls radio module via I2c. The "upgrade " has no discernable difference.
Any more details? I need a more sensitive tuner. I have a full power mast but my car is all SMC so the radio needs all the help it can get.
Sent from my iPhone using Tapatalk
-=Jeff=- said:
Any more details? I need a more sensitive tuner. I have a full power mast but my car is all SMC so the radio needs all the help it can get.
Click to expand...
Click to collapse
Sure - there are two different tuner modules and neither of them are 'better'. I suspect its hit and miss in the production of either modules.
If you have a proper external antenna, which is properly connected, there's nothing you can do apart from using internet streams or DAB if available for best quality.
thanks, do you know if these unit have the 7786 or the 7786M IC?
netguru said:
Hi!
Maybe there are some differences in the Radio Software used in the different HU. The Chip is controlled by I2C and it seems to be possible to activate or change some behavior of FM Reception through some commands.
Is it maybe possible to extract the radio Software from the good HU so we can try it out on different devices (with TEF 6686).
It would be really nice if it would be possible to control some of the possible configuration of the chip manually...
Stephan
Click to expand...
Click to collapse
marchnz said:
No differences in android and same MCU, MCU controls radio module via I2c. The "upgrade " has no discernable difference.
Click to expand...
Click to collapse
Are you sure ? Cos on MTCB/C units the AF doesnt work and the PTY is plain wrong (I have an MTCD unit now but I havent tested the radio yet, its still on the bench), but someone (deffo Italian I remember that) made some changes and got PTY to work correctly and I thought he did it by modding the app ratehr than anything on the MCU side. Sadly I cant remember exactly what thread it was in, or who it was.
-=Jeff=- said:
thanks, do you know if these unit have the 7786 or the 7786M IC?
Click to expand...
Click to collapse
Unfortunately the only way to tell on MTCD untis is to open it up, unlike the MTCB/C units where you can select the tuner type in facory settings, which is strange cos MTCD MCUs are much more powerful 32 but compared to MTCB/C's 8bit . . .
. . . or maybe there is a way ? - @marchnz's dmesg output mentions "6686" in the first post.
Hi,
Can someone help with radio module pins schematic for XD-6686AF-0. This is same radio module that @marchnz has swaped. I am forced to change main that is not pin to pin identical to TEF6686-TDQ-230V-86-TDQ-230V-86-R that I have from aliexpress.
Thank you
P.S.
https://forum.xda-developers.com/android-auto/mtcd-discussion-questions-development/mtcd-schematic-t3637816
I guess this is what I am looking for.
Leaving a tip for everyone looking for this schematic.
Thanks to @marchnz
skf123 said:
Hi,
Can someone help with radio module pins schematic for XD-6686AF-0. This is same radio module that @marchnz has swaped. I am forced to change main that is not pin to pin identical to TEF6686-TDQ-230V-86-TDQ-230V-86-R that I have from aliexpress.
Thank you
Click to expand...
Click to collapse
Do you have a datasheet? Shouldnt be too hard to match up against schematic.
marchnz said:
Do you have a datasheet? Shouldnt be too hard to match up against schematic.
Click to expand...
Click to collapse
Radio module that comes from aliexpress has description on every pin.
Can be seen on the picture that is provided in this link.
I can make a new photo if someone needs clear image of this module.

upgrade main board

I have the RK3066 JY 1 gb with the 1024x600 display.
Can I switch the Mainboard with what.
Danny
Roerbakeitje said:
I have the RK3066 JY 1 gb with the 1024x600 display.
Can I switch the Mainboard with what.
Danny
Click to expand...
Click to collapse
Mainboard no, coreboard yes but none are available
EDIT: I might found some(wish me luck, I've send them an e-mail)

10.25" Android Headunit for Range Rover L405 Series

Has anyone in this forum purchased or know anything about the Android Range Rover replacement headunit?
dtowe034 said:
Has anyone in this forum purchased or know anything about the Android Range Rover replacement headunit?
Click to expand...
Click to collapse
are they MTCD units
marchnz said:
are they MTCD units
Click to expand...
Click to collapse
I'm really not sure. The unit i have uses the parts of the original head unit attached to the android unit for original UI and system controls.

SBC using Amlogic like ATV/PI clones. Looking for Hardware boards

Hello all,
I am looking for alternatives for my project which used to use the A95X F1 ATV (s905w) as this seems to be no longer produced. TX9S (s912) seems to be a reasonable replacement for now but no idea how long stock will last.
The requirements:
Amlogic CPU, why I'm posting here S905W and beyond.
64bit support.
2GB RAM minimum
8GB Storage minimum
Ethernet port, 10/100 is fine.
Flashable storage, via USB prefered.
HDMI output is useful but not needed.
Barrel connector is useful, power requirements under 2.4A for USB hubs.
I've done research on a board and come up with XPI-S905X by Genitech is a $35 board with pretty much everything I need but with extra's that push it up in price. With open fireware its a cool little board but price for scale in the 10's of boards is required.
If you guys know of any specific options I can't find, ideally higher on the stack then s905w due to supply please provide some info!
What is your project I am still not sure...are you looking for suitable rom?
eagledipesh said:
What is your project I am still not sure...are you looking for suitable rom?
Click to expand...
Click to collapse
I am looking for suitable hardware. ROM can come later. Specs as described in main post.
Debaucus said:
I am looking for suitable hardware. ROM can come later. Specs as described in main post.
Click to expand...
Click to collapse
Would be really helpful to know what your project is. Some sort of server?
Your link shows just a board. So basically you can buy any Android box, open the box and throw it away and just keep the board. This will probably be even cheaper.
Your specs are also very low. You can easily find a box with that specs for less than $20
Noter2017 said:
Would be really helpful to know what your project is. Some sort of server?
Your link shows just a board. So basically you can buy any Android box, open the box and throw it away and just keep the board. This will probably be even cheaper.
Your specs are also very low. You can easily find a box with that specs for less than $20
Click to expand...
Click to collapse
I've looked at a few boxes but the A95X F1 and TX9S seem to be lacking production, finding new ones which can possibly future proof for a reasonable price is hard.
Has to be Amlogic after all, and x96 mini's sometimes don't seem to flash from testing.

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