EclaireXL

06/04/2017

02:13 PM Feature #40: Add support for Interlace mode (in scaler)

Actually this works in 15KHz mode! Try it in 'RGB' mode on a CRT. Also I found it works in 'scandouble mode' too iirc... foft

01:54 PM Feature #40 (New): Add support for Interlace mode (in scaler)

attached is the Memopad 480i tool that simulate interlace mode on the ATARI 800XL,
ExclairXL does not emulate inter... ndary

01:20 PM Bug #34: Problem booting with Core 9

Thanks for checking Nir. I guess it must be on the 'edge' and thus some boards work and not others. Its working well ... foft

12:45 PM Bug #34: Problem booting with Core 9

i did with same result, can anyone else confirm that core 9 works on on his v2 board?
Nir ndary

09:22 AM Bug #34: Problem booting with Core 9

One thing to try, can you see if it's the same with a few different power supplies? foft

06/03/2017

09:58 PM Bug #39 (Closed): Internal turbo freezer crashes on v9

Pressing delete to activate internal turbo freezer crashes the core foft

09:57 PM Bug #38 (Closed): Numen crashes on v9

Look into why foft

09:57 PM Feature #37 (Closed): SD card insertion support

If an SD card is removed/inserted we should detect it and initialize fat. Should be no need to reboot. The detect lin... foft

08:44 PM Bug #5 (Closed): SIDE2 does not work

Great, thanks Roy. Will close this for now, please reopen if it breaks again! foft

08:41 PM Bug #5: SIDE2 does not work

foft wrote:
> In v8, uh oh! I don't think I changed anything before v8 that would fix this... I will have to get Roy... RoyE

12:31 PM Bug #5: SIDE2 does not work

In v8, uh oh! I don't think I changed anything before v8 that would fix this... I will have to get RoyE to double che... foft

09:04 AM Bug #5: SIDE2 does not work

I Confirm that SIDE 2 cart work on core8, should we close this bug?
Nir ndary

12:37 PM Support #29 (Closed): LED for SIO activity

Great, closing. I'll note on the wiki that we should have a header for this on the final board. foft

12:36 PM Bug #20: Bugs in DAS OMEN Demo

So is the one a basic on/off issue? foft

12:33 PM Feature #28: XEX boot loader replacement

Or a patched OS, where the BASIC is turned off by default (you need to press OPTION in order to have BASIC). This is ... jozsef

12:30 PM Feature #28: XEX boot loader replacement

I'm actually tempted to make the 'menu' less emulator like where possible. It is a hardware recreation and having a p... foft

12:29 PM Feature #28: XEX boot loader replacement

Remember we're not an emulator and I'm hesitant to add extra portb logic etc or logic to force hold down keys for cer... foft

12:28 PM Feature #28: XEX boot loader replacement

Do you mean in F11? I never use this one, but I think its ok to hold option if you need it isn't it? The USB keyboard... foft

09:48 AM Feature #28: XEX boot loader replacement

Mark,
i found that the existing XEX loader behave better then i originally reported,
the problem is that when y... ndary

12:29 PM Bug #35: When connecting ST Mouse to any JOY PORT on the expantion port, navigation on the EclairXL Settings menu not possible (Core8)

In fact, stick(0) depends on the mouse's position. jozsef

12:26 PM Bug #35: When connecting ST Mouse to any JOY PORT on the expantion port, navigation on the EclairXL Settings menu not possible (Core8)

stick(0) = 8, strig(0) = 1 jozsef

12:25 PM Bug #35: When connecting ST Mouse to any JOY PORT on the expantion port, navigation on the EclairXL Settings menu not possible (Core8)

I agree I should change the firmware to still allow keyboard movement when the joystick is held on. foft

12:17 PM Bug #35: When connecting ST Mouse to any JOY PORT on the expantion port, navigation on the EclairXL Settings menu not possible (Core8)

The joystick buttons and directions must be released to move. I guess the mouse presses some direction when idle. Wha... foft

11:19 AM Bug #35: When connecting ST Mouse to any JOY PORT on the expantion port, navigation on the EclairXL Settings menu not possible (Core8)

I have confirm this behavior with Core7 (but strangely not always). More to this: I have SIO2SD attached to Eclaire, ... jozsef

09:31 AM Bug #35 (New): When connecting ST Mouse to any JOY PORT on the expantion port, navigation on the EclairXL Settings menu not possible (Core8)

I have connected an ST Mouse o the EclairXL joyport to try and load some software that use the ST mouse but when the ... ndary

12:27 PM Bug #33: Wizard of Wor

Thanks for checking more versions, always worthwhile. We need to work out what is going wrong, or if its just a game ... foft

11:07 AM Bug #33: Wizard of Wor

Tried it today running more versions of WoW with the same results.
Addition to the behavior I described, when the ga... jozsef

12:23 PM Bug #36: Joystick is always emulated through the USB keyboard arrow keys

The keyboard is mapped to match the Atari _layout_. Sorry the arrow keys are in the same location as on the 800XL. i.... foft

10:48 AM Bug #36: Joystick is always emulated through the USB keyboard arrow keys

Its is not about the keyboard mapping...
if you connect just a USB keyboard (not one with built in mouse) and you ... ndary

10:31 AM Bug #36 (Rejected): Joystick is always emulated through the USB keyboard arrow keys

Not a bug, the keyboard matches the Atari layout.
See the core manual.
There is a feature request for custom mapp... foft

09:34 AM Bug #36 (Rejected): Joystick is always emulated through the USB keyboard arrow keys

I have connected only a USB keyboard (not mouse, or USB keyboard with built in mouse), and noticed when i try to ru... ndary

12:23 PM Feature #21 (Closed): Mirax Force game crash

Closing, not a bug with the loader. Just need to hold option to disable basic as usual! foft

12:20 PM Feature #21: Mirax Force game crash

Its the same as the 800xl, portb disables basic and the os changes portb when holding option. Of course you can chang... foft

10:54 AM Feature #21: Mirax Force game crash

notice that if you hold the OPTION KEY (F8) before selecting the file, it load correctly,
thus i believe we need to ... ndary

08:20 AM Bug #34: Problem booting with Core 9

Though thinking some more if you get 'no sync' then that is before all the new logic starts, so more likely the build... foft

07:31 AM Bug #34: Problem booting with Core 9

Its either board-board instability due to small timing differences or the new input pins I guess.
Can you check th... foft

12:49 AM Bug #34 (Closed): Problem booting with Core 9

upgraded successfully to core 9
but when powering on the board, the ExclairXL boot one out of six times..
when i... ndary

07:33 AM Bug #31: HDMI Audio generate high pitch noise (Core 8)

HDMI audio to me seems very broken... Even just the 'bubbling' boot sound comes out wrong in my opinion. foft

07:32 AM Bug #31: HDMI Audio generate high pitch noise (Core 8)

So you are saying it happens with v7? OK that rules out the adc then. foft

12:29 AM Bug #31: HDMI Audio generate high pitch noise (Core 8)

it happens with CORE 8 & 9 as well ndary

06/02/2017

10:56 PM Bug #4 (Closed): Galaxian flickers on scrolling - when using real cartridge

Fixed in v9 foft

10:50 PM Feature #2: PBI support

First cut released as v9. Sure there are some bugs, try at your own risk! foft

10:25 PM Feature #2: PBI support

I took a look at the turbo freezer on signaltap, I can't see it even trying to pull refresh after a reset. So I guess... foft

10:10 PM Feature #2: PBI support

Synced gtia delays to end of original 6502 cycle time and now acid is passing again. foft

03:45 PM Feature #2: PBI support

Well that horrible dma clock patch led to a complete acid pass except for a gtia failure. I see in gtia I have colour... foft

03:38 PM Feature #2: PBI support

I've been squashing test failures related to moving the cpu clock later in the '6502 cycle' due to PBI. None of these... foft

10:49 PM Bug #25: F10 Hard Reset Ignore inserted cartridge (Core v7)

Bumped to v10... foft

10:10 PM Bug #25: F10 Hard Reset Ignore inserted cartridge (Core v7)

Arg, of course I turned off pbi/cart in turbo mode and on zpu accesses... Better change that too I guess otherwise I ... foft

09:42 PM Bug #25: F10 Hard Reset Ignore inserted cartridge (Core v7)

Added to svn code foft

10:49 PM Bug #27 (Closed): USB D-PAD Joystick support on CORE7

Decided to call pbiv28 v9... Closing as complete. foft

10:23 PM Bug #27: USB D-PAD Joystick support on CORE7

Confirmed good as of pbiv28.sof. This release is almost ready for v9.sof, but some issues to fix first... foft

09:29 PM Bug #27: USB D-PAD Joystick support on CORE7

Switched this to another output so it should no longer crash in next release foft

10:28 AM Bug #27: USB D-PAD Joystick support on CORE7

I checked the code and I'm using zpu_out5 for both joystick and video mode! foft

10:31 PM Feature #11: Non-uk keyboard support (custom keyboard mapping)

The mapping from ps2 to atari key code is here:
http://www.64kib.com/atarixlfpga_svn/trunk/atari_800xl/common/a8core... admin

08:07 PM Bug #33: Wizard of Wor

If this is confirmed it will need some digging to get to the root cause. Anyone up for the challenge? foft

04:29 PM Bug #33 (Closed): Wizard of Wor

Loading it from an external sio2SD drive with core 7:
At least on the 4th of 5th level, the monsters start appearing... jozsef

05:06 PM Support #29: LED for SIO activity

Connected to SIO-IN and 5V (SIO-IN is reversed). Works fine. Thank you. jozsef

09:54 AM Feature #32: option to connect the original ATARI XL keyboard to ExclairXL

I mean I have the pokey signals and can break them out. To use an XL one we'd need a board with a suitable socket and... foft

08:39 AM Feature #32: option to connect the original ATARI XL keyboard to ExclairXL

yes i did.. but i was hoping for a real XL keyboard.. not the mushy XE ones :) ndary

07:11 AM Feature #32: option to connect the original ATARI XL keyboard to ExclairXL

You've also seen I had an XEGS keyboard connector on the old board?
http://www.64kib.com/eclairexl.html
We have s... foft

07:12 AM Bug #31: HDMI Audio generate high pitch noise (Core 8)

Did it on core 7 btw? If so I guess its aliasing from the adc noise? I need a low pass filter on input to the HDMI co... foft

07:08 AM Bug #31: HDMI Audio generate high pitch noise (Core 8)

The HDMI audio has some issues, I have another bug to find this. foft

01:33 AM Bug #18: Power on Switch

ndary wrote:
> in a REAL ATARI XL/XE computer you switch the computer on by flipping the POWER SWITCH UP, but in the... Stephen

06/01/2017

11:16 PM Feature #32 (New): option to connect the original ATARI XL keyboard to ExclairXL

IT would be great to be able and connect the Original ATARI XL keyboard to EclairXL board,
such option has been... ndary

11:08 PM Bug #31 (Closed): HDMI Audio generate high pitch noise (Core 8)

The Audio of the HDMI port generate high pitch sound..
you can hear it when TAPE LOADS, or though disk driver SIO ... ndary

11:06 PM Bug #30 (Feedback): TAPE does not play AUDIO on the Right Chanel (Eucational tapes cannot be heard)

will make a cable and continued testing ndary

10:50 PM Bug #30: TAPE does not play AUDIO on the Right Chanel (Eucational tapes cannot be heard)

or i will build a cable are test, thanks
Nir ndary

10:36 PM Bug #30: TAPE does not play AUDIO on the Right Chanel (Eucational tapes cannot be heard)

@Nir
As for the XC12 tape corder, just now I see that it haven't a PSU, so must take their power supply entirely fro... sadosp

10:23 PM Bug #30: TAPE does not play AUDIO on the Right Chanel (Eucational tapes cannot be heard)

This is only in v8 too foft

10:16 PM Bug #30: TAPE does not play AUDIO on the Right Chanel (Eucational tapes cannot be heard)

Have you seen the two pole pin header on right side of the sub board? Is for this exact reason.
You must make first ... sadosp

10:03 PM Bug #30 (Closed): TAPE does not play AUDIO on the Right Chanel (Eucational tapes cannot be heard)

tried to put an AUDIO Tape
POKE 54018,52 [RETURN] should stream AUDIO that is recorded on the right channel and it... ndary

08:20 PM Support #29: LED for SIO activity

Interface 2 pin 36 (SIO out) and interface 2 pin 31 (GND). With a suitable resistor of course since this is 5V. foft

05:04 PM Support #29 (Closed): LED for SIO activity

Where can I connect a LED to indicate SIO activity (soldering is not a problem, if required)?
POWER and RESET are ... jozsef

07:21 PM Bug #17: NTSC crashing on some builds

ndary wrote:
> changed the Core to v8 and when chancing the video mode to NTSC the screen crashes
>
> Nir
I re... sadosp

07:13 PM Bug #17: NTSC crashing on some builds

changed the Core to v8 and when chancing the video mode to NTSC the screen crashes
Nir ndary

06:40 AM Bug #25: F10 Hard Reset Ignore inserted cartridge (Core v7)

OK, I'll add that in v9 foft

05/31/2017

10:02 PM Bug #25: F10 Hard Reset Ignore inserted cartridge (Core v7)

yes i think so..
there are different banking cart schemes, some use data to change bank and other use address to c... ndary

09:28 PM Bug #25: F10 Hard Reset Ignore inserted cartridge (Core v7)

I can't tell the init state, since its an external cartridge. The logic could set up the registers written to by D500... foft

09:08 PM Bug #25: F10 Hard Reset Ignore inserted cartridge (Core v7)

it should also clear the D5XX to its imitate state so the bank switching cart will be set to its default state ndary

08:43 PM Bug #25: F10 Hard Reset Ignore inserted cartridge (Core v7)

I mean the 'hard reset' just clears memory then drops the reset line. foft

08:42 PM Bug #25: F10 Hard Reset Ignore inserted cartridge (Core v7)

Bug hunt does bank switching
Ah, I see what you mean. The hard reset does not power off the system. So if the cart... foft

08:37 PM Bug #25: F10 Hard Reset Ignore inserted cartridge (Core v7)

do you have an XEG cart with more than 16?
try one of the carts that do Bank Switching
Nir ndary

08:31 PM Bug #25: F10 Hard Reset Ignore inserted cartridge (Core v7)

Not sure what you mean here. If I put in a cartridge and press F10 then the computer reboots and the cartridge runs. ... foft

06:55 PM Bug #25: F10 Hard Reset Ignore inserted cartridge (Core v7)

Will have a look after PBI support - or as part of it. I'm replacing the cartridge reading logic as part of that. foft

04:58 PM Bug #25 (New): F10 Hard Reset Ignore inserted cartridge (Core v7)

When there is a cartridge inserted to the cartridge slot and you power on the ExlairXL board the cartridge boots
but... ndary

08:32 PM Feature #2: PBI support

Fixed some clear cycle delay bugs in antic and simulated. This fixed NMIEN and WSYNC tests in acid, however there are... foft

08:23 PM Bug #27: USB D-PAD Joystick support on CORE7

Confirmed. I saw video settings had changed after disconnection too. foft

07:50 PM Bug #27: USB D-PAD Joystick support on CORE7

yes VGA is still connected, it also happen with HDMI screen ndary

06:50 PM Bug #27: USB D-PAD Joystick support on CORE7

Is the VGA cable still connected?! Will dig out mine but I've not knowingly changed this. I wonder if I accidentally ... foft

06:41 PM Bug #27 (Closed): USB D-PAD Joystick support on CORE7

When connecting a D-PAD Joystick to one of the USB ports the screen goes black!
the computer still works and even bo... ndary

08:17 PM Feature #24: A board with Atari SOUL!!!! (ROM in block ram support)

foft wrote:
> I'll start by a default one in block ram, (optionally overriden by sd card). Then later we can add sup... sadosp

08:10 PM Feature #24: A board with Atari SOUL!!!! (ROM in block ram support)

I'll start by a default one in block ram, (optionally overriden by sd card). Then later we can add support for the fl... foft

07:57 PM Feature #24: A board with Atari SOUL!!!! (ROM in block ram support)

sadosp wrote:
> What I would like to see from Mark sometime in the future, is to integrate the Atari OS in the flash... sadosp

02:56 PM Feature #24 (Closed): A board with Atari SOUL!!!! (ROM in block ram support)

What I would like to see from Mark sometime in the future, is to integrate the Atari OS in the flash ram.
Dream for ... sadosp

07:01 PM Feature #28: XEX boot loader replacement

Improve XEX boot loader with a better version, since the current one causes a lot of software to fail. foft

07:01 PM Feature #28 (Closed): XEX boot loader replacement

Replace XEX boot loader with a better one foft

06:57 PM Feature #13 (New): 32x speed cpu without wait states

foft

06:55 PM Feature #26: PS/2 keyboard

As you mention this, I tried it again:
- if the keyboard has already been connected when I turn eclaire on, it doesn... jozsef

06:52 PM Feature #26: PS/2 keyboard

Yeah I expect a non-compliant adaptor. Though I doubt the USB HID support is rock solid investigating these individua... foft

06:36 PM Feature #26: PS/2 keyboard

I Confirm that ExlaireXL does support PS2/USB adapter to connect PS/2 Keyboard & Mouse with CORE7
i just tested it h... ndary

05:08 PM Feature #26 (Closed): PS/2 keyboard

I've a PS2/2 keyboard with a PS2->USB adapter, which works fine on my PC and other HW emulators which has USB port, b... jozsef

06:54 PM Bug #4: Galaxian flickers on scrolling - when using real cartridge

I see lots of acid fails after adding the PBI support. This effectively adds the same delay as when using the cartrid... foft

06:50 PM Support #23 (Closed): No image

foft

01:00 PM Support #23: No image

Thanks! It works now!
Start reading the http://www.64kib.com/redmine/attachments/download/7/Atari%20800%20FPGA%20Ma... jozsef

12:49 PM Support #23: No image

copy this to the ROOT of your SD CARD
http://www.64kib.com/redmine/attachments/download/44/SDCARD.zip
Nir ndary

12:45 PM Support #23: No image

My bad: the card was NTSC formatted.
The old firmware reads "settings" too. Now I see the monitor recognizes the re... jozsef

12:26 PM Support #23: No image

The current firmware doesn't use this file. Need to order a cable to update the firmware. jozsef

12:11 PM Support #23: No image

Panos posted an sd card image in the forum. I expect that is set up for 50Hz vga. foft

12:05 PM Support #23: No image

http://www.64kib.com/autobuild/private/settings_examples/
See the readme in here.
Please flash v8 too foft

11:51 AM Support #23 (Closed): No image

- the vga connector produces 15KHz, of which the monitor doesn't support
- through the HDMI connector I see "No SIGN... jozsef

06:48 PM Bug #22: Action and Bounty Bob Cartridges cannot be loaded

That would explain it, I only see the one 8k oss cartridge supported in the cart logic. It might be quite easy to add... foft

12:01 AM Bug #22: Action and Bounty Bob Cartridges cannot be loaded

Some more info's for the OSS cartridges on below link.
Seem that OSS M091 is the latest type cartridge from OSS whic... sadosp

06:48 PM Bug #20: Bugs in DAS OMEN Demo

I'm wondering about splitting the firmware up and running on more smaller cpus (such as 6503). e.g. one instance for ... foft

06:45 PM Bug #20: Bugs in DAS OMEN Demo

Using this one:
uint8_t boot_xex_loader[179] = {
0x72,0x02,0x5f,0x07,0xf8,0x07,0xa9,0x00,0x8d,0x04,0x03,0x8d,0x44,... foft

10:15 AM Bug #20: Bugs in DAS OMEN Demo

foft wrote:
> We can try it. Do you know c? There is atari_drive_emulator.c in the firmware which has a copy of the ... xxl

09:59 AM Bug #20: Bugs in DAS OMEN Demo

We could add another 6502 for the firmware to replace the zpu. I'd like that but don't have time to spend on that.
... foft

08:57 AM Bug #20: Bugs in DAS OMEN Demo

6502 assembly only here :)
XXL posted that he can do a loader and PICODOS source is on Github
https://github.co... ndary

08:05 AM Bug #20: Bugs in DAS OMEN Demo

We can try it. Do you know c? There is atari_drive_emulator.c in the firmware which has a copy of the xex loader. Its... foft

08:55 AM Feature #21: Mirax Force game crash

PicoDos source is on Github
https://github.com/Masq666/PicoDOS/blob/master/picodos.asm
Nir ndary

08:44 AM Feature #21: Mirax Force game crash

foft wrote:
> ok, another loader issue.
>
> Lets add a new task for changing the xex loader to picodos or another... xxl

08:07 AM Feature #21: Mirax Force game crash

ok, another loader issue.
Lets add a new task for changing the xex loader to picodos or another. foft

05/30/2017

11:50 PM Bug #22: Action and Bounty Bob Cartridges cannot be loaded

And if someone need to play BBSB on eclaireXL, below is attached a working ATR file.
sadosp

11:39 PM Bug #22: Action and Bounty Bob Cartridges cannot be loaded

the problem with this specific Action bank switching cart.. just tested another model of Action cart that works well
... ndary

09:55 PM Bug #22: Action and Bounty Bob Cartridges cannot be loaded

There is a file cart_logic.vhd which has the cartridge emulation logic from the turbo freezer.
Of course we can ad... foft

07:59 PM Bug #22: Action and Bounty Bob Cartridges cannot be loaded

foft wrote:
> Bounty Bob is expected, its a one-off cartridge type.
Mark I have the logic as how to load the b... sadosp

07:58 PM Bug #22: Action and Bounty Bob Cartridges cannot be loaded

foft wrote:
> Bounty Bob is expected, its a one-off cartridge type.
>
> What cartridge type is action?
Mark I... sadosp

07:31 PM Bug #22: Action and Bounty Bob Cartridges cannot be loaded

the attached ACTION cart is
ID #3 | 800/XL/XE | 16 | OSS two chip 16 KB cartridge (034M) ndary

06:49 PM Bug #22: Action and Bounty Bob Cartridges cannot be loaded

Bounty Bob is expected, its a one-off cartridge type.
What cartridge type is action? foft

03:50 PM Bug #22 (New): Action and Bounty Bob Cartridges cannot be loaded

The following attached cartridges image cannot be loaded on ExclairXL
ndary

11:36 PM Bug #20: Bugs in DAS OMEN Demo

i just confirmed that the problem is with the XEX loader of EclairXL, can you use the PICODOS loader from HIASOFT? fr... ndary

06:51 PM Bug #20: Bugs in DAS OMEN Demo

Uh-oh, good spot. Did you check it with aspeqt too? I find that the .xex support (sdrive port) can be a bit iffy at t... foft

03:39 PM Bug #20 (Closed): Bugs in DAS OMEN Demo

tested the DAS OMEN Demo
1. the speech (DAS OMEN) at the 3rd part does not play
2. Music stops after a while and ... ndary

11:34 PM Feature #21: Mirax Force game crash

ndary wrote:
> tested it ASPEQT and confirm that its a problem of the loader..
> i used PICODOS from HIASOFT and mo... ndary

11:34 PM Feature #21: Mirax Force game crash

tested it ASPEQT and confirm that its a problem of the loader..
i used PICODOS from HIASOFT and most games/demos tha... ndary

06:32 PM Feature #21: Mirax Force game crash

Can you test it with aspeqt too? foft

03:40 PM Feature #21 (Closed): Mirax Force game crash

tested the MIRAX Force game
the Speech at the beginning of the game works. but the game will not start
can this... ndary

10:06 PM Feature #2: PBI support

Some info from Hias on the turbo freezer:
"Reset on the freezer runs through a synchronizer, clocked by phi2. IIRC 2... foft

10:04 PM Feature #2: PBI support

Some progress in antic timings which are broken by this. I found I am using a delay shift register to wait 32 cycles ... foft

07:02 PM Feature #1 (Closed): Svideo sync line support

Being handled in issue 14 foft

07:00 PM Feature #8 (Closed): Implement 4 channel ADC

Closing since the core support is in place. Noise reduction and sampler connection may be raised as future feature re... foft

06:58 PM Feature #12 (New): Set up redmine backups!

foft

06:46 PM Bug #19 (Closed): PAL VGA Synch issues (screen is not centered

Closing since we already have a task to implement the pll and edid/ddc support foft

06:45 PM Bug #19: PAL VGA Synch issues (screen is not centered

50Hz isn't standard on VGA monitors at all. So its not going to work well unless you find one that supports modes lik... foft

02:53 PM Bug #19 (Closed): PAL VGA Synch issues (screen is not centered

I am using a LCD TV SCREEN with VGA input, when the ExclairXL boot into Basic (ready prompt) the screen is not cent... ndary

02:28 PM Bug #18 (Closed): Power on Switch

in a REAL ATARI XL/XE computer you switch the computer on by flipping the POWER SWITCH UP, but in the EclaireXL board... ndary

05/28/2017

10:15 PM Feature #2: PBI support

foft wrote:
> Interesting the acid test now fails with this core, which explains the blips I got when running real c... sadosp

10:05 PM Feature #2: PBI support

Interesting the acid test now fails with this core, which explains the blips I got when running real cartridges befor... foft

09:59 PM Feature #2: PBI support

PBI lives!!
Still some debugging to do but so far...
Cartridges are working again, which is a good sign (these ar... foft

05/27/2017

10:49 PM Feature #2: PBI support

Still no luck with signaltap, so got the real logic analyzer on the GPIOs to debug. Squashed one sync bug but still n... foft

10:28 AM Feature #2: PBI support

I started to bisect to find the problem - and found the core stops working when connecting RAS and CAS! Which are lar... foft

10:46 AM Bug #17: NTSC crashing on some builds

Interesting when I build on AWS I get completely screwed up builds with the registered sdram input. Seemingly every t... foft

05/26/2017

08:53 PM Feature #2: PBI support

The core blows up with signaltap2 enabled! Looks great on sim, but I can't see what is going wrong on the actual hard... foft

05/25/2017

11:29 PM Feature #2: PBI support

foft wrote:
> Made several more fixes and the core no longer crashes with PBI enabled. However it all crashes when I... sadosp

11:10 PM Feature #2: PBI support

Made several more fixes and the core no longer crashes with PBI enabled. However it all crashes when I plug in a cart... foft

05/24/2017

10:09 PM Feature #2: PBI support

Looking good on simulation now but does not run on the board. I think the issue is when pbi takes over the bus when a... foft

05/23/2017

09:43 PM Feature #2: PBI support

Integrated into the description and synthesising:-)
For now I took the strategy of delaying the cycle until we kno... foft

05/22/2017

09:55 PM Feature #2: PBI support

PBI looking good on simulation (bit itself). Based timings on the Freddie data sheet.
Made a start on wiring it up t... foft

05/21/2017

02:37 PM Feature #2: PBI support

Started on a PBI component that will correctly communicate with the bus. Then this can be checked/simulated - and as ... foft

05/20/2017

10:39 PM Bug #17: NTSC crashing on some builds

I've still had bad builds since registering the sdram input directly.
I tried to specify an externally switchable ... foft

10:36 PM Feature #8: Implement 4 channel ADC

So I guess we should have some more passive components here. On the other hand I'm kind of attached to SIO noise down... foft

10:35 PM Feature #8: Implement 4 channel ADC

Pretty sure this is down to floating inputs. Since there is no driver and low capacitance the input picks up the prev... foft

05/18/2017

11:01 PM Feature #8: Implement 4 channel ADC

Sigh, it definitely works but if I read say channel 1 - I still receive input from the other channels foft

09:00 PM Feature #8: Implement 4 channel ADC

Debugged and now working.
PBI and SIO audio will be mixed. For now I'm not feeding MIC_L and MIC_R anywhere - thes... foft

06:56 AM Feature #8: Implement 4 channel ADC

Now I have the board its clear this needs debugging. foft

06:58 AM Feature #1: Svideo sync line support

Received the board and gave this a go. svideo and composite look nice and bright now. However saturation is too low, ... foft

05/16/2017

09:24 PM Feature #13: 32x speed cpu without wait states

I enabled 32x mode in the core and sorted out single cycle writes from the block ram for now. Hardly any difference i... foft

09:22 PM Bug #17: NTSC crashing on some builds

Ijor recommended I try registering the input directly from SDRAM. I've done this and see if it helps.
He is also k... foft

05/12/2017

09:52 PM Bug #17 (Closed): NTSC crashing on some builds

Investigate why... On the v1 core this occurred when running the PLL at very high fVCO. However we already fixed that... foft

07:48 PM Bug #16 (Closed): Audio bug report for Altirra

One for the coders, please can you check if these bugs are present?
From post on atariage...
http://atariage.com/... foft

05/11/2017

09:42 PM Feature #15: Implement programmable PLL

Attaching PLL chip datasheet foft

09:41 PM Feature #15 (New): Implement programmable PLL

See if the programmable PLL works. This will allow us to support different/custom VGA modes, once we have EDID/DDC wo... foft

08:38 PM Feature #13: 32x speed cpu without wait states

So thinking about options...
Double the main clock speed and pipeline a bit
or
Output next address from antic a... foft

08:34 PM Feature #7: Implement I2C vga/hdmi support

Used this controller for the ADC on v1: https://eewiki.net/pages/viewpage.action?pageId=10125324
So I guess I just n... foft

08:30 PM Feature #7: Implement I2C vga/hdmi support

DDC looks a little funkier foft

08:28 PM Feature #7: Implement I2C vga/hdmi support

EDID is apparently one of these I can access at address 0x50 foft

08:26 PM Feature #7: Implement I2C vga/hdmi support

Attached mux/level converter chip data sheet foft

08:27 PM Feature #8: Implement 4 channel ADC

Attached ADC data sheet foft

05/08/2017

10:08 PM Feature #8 (In Progress): Implement 4 channel ADC

Written initial support based on data sheet and simulated. Not yet built into test core or tried on real hardware.
... foft