64kib

06/10/2018

08:52 PM EclaireXL Feature #70: Add hotkeys for video mode selection

I think its on the right windows key, checking... foft

08:19 PM EclaireXL Feature #70: Add hotkeys for video mode selection

+ Added 1,2,3,4 for profile switch + load foft

08:12 PM EclaireXL Feature #70 (Closed): Add hotkeys for video mode selection

Will release in v24 foft

08:12 PM EclaireXL Feature #70: Add hotkeys for video mode selection

Added something simple...
Press F11 to go to menu.
Then press:
P: PAL
N: NTSC
R: RGB
A: SCANDOUBLE
D: DVI
H... foft

08:10 PM EclaireXL Feature #70 (Closed): Add hotkeys for video mode selection

Been meaning to add a simple way to switch mode from keyboard. foft

08:36 PM EclaireXL Wiki edit: Setting_video_mode (#3)

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08:35 PM EclaireXL Wiki edit: Setting_video_mode (#2)

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08:34 PM EclaireXL Wiki edit: Setting_video_mode (#1)

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08:31 PM EclaireXL Wiki edit: Wiki (#56)

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08:31 PM EclaireXL Wiki edit: Video_modes_Overview (#7)

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08:14 PM EclaireXL Core v24

Very small change since I've realized how annoying the video mode selection is (i.e. find sd card, copy on settings..... foft

06/07/2018

09:46 PM EclaireXL Developer: RE: SD Card

It has to support 512 byte sectors and SPI mode. I tend to use 1-2GB.
I've not tried larger, has anyone else? foft

07:00 AM EclaireXL Wiki edit: Wiki (#55)

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06:48 AM EclaireXL Bug #64: Pokey pdm timing incorrect

Anyway v23 sounds nice for pdm, reliably. foft

06:47 AM EclaireXL Bug #64: Pokey pdm timing incorrect

The issue was that the write to stimer was now exactly on the enable cycle. I modified the latch delay line to suppor... foft

06:45 AM EclaireXL Bug #69: Some TVs confused by hdmi audio

See video for example
https://photos.app.goo.gl/c3VMPp0XY7nIaJBG3
Not much to go on. Perhaps the clock regen pa... foft

06:43 AM EclaireXL Bug #69 (New): Some TVs confused by hdmi audio

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06:42 AM EclaireXL Bug #6 (Closed): HDMI audio poor quality

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06/06/2018

06:28 PM EclaireXL Core v23

A small update, mostly for farb to test HDMI audio
* Add low pass audio filter, massively reduces HDMI audio high ... foft

06/05/2018

10:07 PM EclaireXL Bug #64: Pokey pdm timing incorrect

Aha, got it... foft

09:58 PM EclaireXL Bug #64: Pokey pdm timing incorrect

Problem with stimer?? foft

09:09 PM EclaireXL Bug #64 (In Progress): Pokey pdm timing incorrect

Reopening, inconsistent timing in calibrate foft

09:07 PM EclaireXL Bug #31 (Closed): HDMI Audio generate high pitch noise (Core 8)

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09:07 PM EclaireXL Bug #31: HDMI Audio generate high pitch noise (Core 8)

Added a low pass filter and this is gone, to be released in v23. foft

09:07 PM EclaireXL Bug #6: HDMI audio poor quality

Wired this up and sounding much better.
Unfortunately @farb seems to have completely different symptoms! https://p... foft

06:45 AM EclaireXL Wiki edit: Flashing_using_the_SD_card (#2)

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06/04/2018

10:00 PM EclaireXL Bug #6: HDMI audio poor quality

Could look into FIR and IIR filters, but to be honest this seems very lightweight and to work well. Will implement an... foft

09:58 PM EclaireXL Bug #6: HDMI audio poor quality

Trying out various options in Octave.
sample = current method (just take the current value), flat line at top!
me... foft

09:15 PM EclaireXL Feature #68: Implement stock Atari 800 mode

I agree, not to mention that 4th joystick port's poor fire button. I actually built most of this for the mist a while... foft

06/03/2018

08:35 PM EclaireXL Bug #6: HDMI audio poor quality

Investigating resampling high frequencies to 48KHz with some plots in Octave. The average that I removed wasn't a bad... foft

06/02/2018

10:15 PM EclaireXL Bug #31: HDMI Audio generate high pitch noise (Core 8)

HDMI audio is sounding better now in general (signed/unsigned). This high pitched noise is still heard in some cases ... foft

10:12 PM EclaireXL Wiki edit: Video_modes_control_picture (#2)

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10:11 PM EclaireXL Wiki edit: Video_modes_control_picture (#1)

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10:07 PM EclaireXL Wiki edit: Wiki (#54)

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10:06 PM EclaireXL Core v22

Received my board today.
I tried to understand the flash chip problems. All I found so far is that it has a 64KB s... foft

08:45 PM EclaireXL Wiki edit: Flash_chip_by_board (#7)

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08:37 PM EclaireXL Wiki edit: Flash_chip_by_board (#6)

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08:12 PM EclaireXL Wiki edit: Flash_chip_by_board (#5)

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08:27 PM EclaireXL Bug #66: Odd flash behaviour on new boards

Flashing a new PDM is very clear that the board is erasing in 64KB blocks. That does not explain the core corruption ... foft

08:10 PM EclaireXL Wiki edit: Flashing_using_the_USB_blaster (#4)

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08:01 PM EclaireXL Bug #6: HDMI audio poor quality

The biggest issue with this appears to be that I need to send signed samples. Changed that and its sounding much better. foft

06/01/2018

08:24 AM EclaireXL Bug #64: Pokey pdm timing incorrect

Been checking on the scope. The one cycle delay looks correct.
Some jitter issues due to when I activate pokey. I wa... foft

05/29/2018

10:07 PM EclaireXL Bug #64: Pokey pdm timing incorrect

Tried a 1 cycle and a half cycle delay on the input to the xor. Neither are seeming quite right, but 1 cycle delay is... foft

08:21 PM EclaireXL Bug #64: Pokey pdm timing incorrect

Phaeron got a scope on it:
http://atariage.com/forums/topic/244946-using-pulse-density-modulation-for-8-bit-pcm/page... foft

05/28/2018

09:52 PM EclaireXL Bug #66: Odd flash behaviour on new boards

Gathering ids on other boards in case I need to switch on that: [[Flash_chip_by_board]] foft

09:49 PM EclaireXL Bug #6: HDMI audio poor quality

# Is the time between this always the same? If so can dIs the sound quality poor because I removed the divide?
# If ... foft

09:41 PM EclaireXL Wiki edit: Flash_chip_by_board (#4)

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09:39 PM EclaireXL Wiki edit: Flash_chip_by_board (#3)

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09:34 PM EclaireXL Wiki edit: Flash_chip_by_board (#2)

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09:34 PM EclaireXL Wiki edit: Flash_chip_by_board (#1)

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09:26 PM EclaireXL Wiki edit: Wiki (#53)

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11:01 AM EclaireXL Wiki edit: Wiki (#52)

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05/27/2018

09:56 PM EclaireXL Wiki edit: Wiki (#51)

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09:18 PM EclaireXL Wiki edit: Wiki (#50)

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08:12 PM EclaireXL Wiki edit: Wiki (#49)

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08:01 PM EclaireXL Wiki edit: Wiki (#48)

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08:00 PM EclaireXL Wiki edit: Wiki (#47)

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07:44 PM EclaireXL Wiki edit: Wiki (#46)

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07:42 PM EclaireXL Wiki edit: Wiki (#45)

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07:42 PM EclaireXL Wiki edit: Wiki (#44)

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07:41 PM EclaireXL Wiki edit: Wiki (#43)

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07:41 PM EclaireXL Wiki edit: Wiki (#42)

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07:38 PM EclaireXL Wiki edit: Wiki (#41)

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07:37 PM EclaireXL Wiki edit: Wiki (#40)

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07:16 PM EclaireXL Wiki edit: Wiki (#39)

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07:16 PM EclaireXL Wiki edit: Wiki (#38)

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07:11 PM EclaireXL Wiki edit: Wiki (#37)

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07:09 PM EclaireXL Wiki edit: Wiki (#36)

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07:08 PM EclaireXL Wiki edit: Wiki (#35)

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07:07 PM EclaireXL Wiki edit: Wiki (#34)

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09:55 PM EclaireXL Wiki edit: Video_modes_Overview (#6)

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09:54 PM EclaireXL Wiki edit: Video_modes_Overview (#5)

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09:18 PM EclaireXL Wiki edit: Video_modes_Overview (#4)

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09:17 PM EclaireXL Wiki edit: Video_modes_Overview (#3)

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09:16 PM EclaireXL Wiki edit: Video_modes_Overview (#2)

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08:14 PM EclaireXL Wiki edit: Video_modes_Overview (#1)

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08:06 PM EclaireXL Wiki edit: Keyboard_mapping (#2)

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08:00 PM EclaireXL Wiki edit: Keyboard_mapping (#1)

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07:59 PM EclaireXL Wiki edit: SD_structure (#6)

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07:58 PM EclaireXL Wiki edit: SD_structure (#5)

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07:55 PM EclaireXL Wiki edit: SD_structure (#4)

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07:54 PM EclaireXL Wiki edit: SD_structure (#3)

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07:54 PM EclaireXL Wiki edit: SD_structure (#2)

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07:54 PM EclaireXL Wiki edit: SD_structure (#1)

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07:40 PM EclaireXL Wiki edit: Known_good_power_supplies (#2)

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07:39 PM EclaireXL Wiki edit: Known_good_power_supplies (#1)

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07:37 PM EclaireXL Wiki edit: Known_good_cases (#1)

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07:35 PM EclaireXL Wiki edit: Flashing_overview (#3)

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07:32 PM EclaireXL Wiki edit: Flashing_overview (#2)

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07:30 PM EclaireXL Wiki edit: Flashing_overview (#1)

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07:17 PM EclaireXL Wiki edit: Core_location (#1)

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07:15 PM EclaireXL Wiki edit: Flashing_using_the_USB_blaster (#3)

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07:12 PM EclaireXL Wiki edit: Flashing_using_the_USB_blaster (#2)

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07:11 PM EclaireXL Wiki edit: Flashing_using_the_USB_blaster (#1)

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07:13 PM EclaireXL Wiki edit: Converting_flashing_files (#1)

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07:12 PM EclaireXL Wiki edit: Flashing_using_the_SD_card (#1)

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07:10 PM EclaireXL Wiki edit: V2Issues (#1)

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05/26/2018

09:14 PM EclaireXL Warning: flash chip on new boards

I have not received my new board yet so have yet to test the new flash chip (S25FL127SABMFV000). So, unless you have ... foft

09:11 PM EclaireXL Bug #66 (Closed): Odd flash behaviour on new boards

Ensure that the new flash chip is stable with the existing firmware strategy. It has some hybrid 64k/4k sector option... foft

03:28 PM EclaireXL V21

Not so many features on this version, but I think it is a worthwhile one!
* RPD flashing support
So what is it... foft

05/25/2018

06:39 PM EclaireXL Wiki edit: Wiki (#33)

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06:38 PM EclaireXL Wiki edit: Wiki (#32)

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06:36 PM EclaireXL Wiki edit: Wiki (#31)

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06:37 PM EclaireXL Developer: RE: Any boards arrived?

Some other useful notes from chats online about the boards:
---
What is included is:
i) Main board with all the ... foft

06:33 PM EclaireXL Developer: RE: Any boards arrived?

I should add, I made some simple 'get started' videos. The core has moved on somewhat since, now it stores profiles/r... foft

06:31 PM EclaireXL Developer: RE: Any boards arrived?

Fantastic, the fun begins:-)
Please feel free to ask for anything you get stuck on. I don't mind being asked the s... foft

06:31 AM EclaireXL Feature #65: Implement ATA to SPI bridge

Above was info from flashjazzcat on the forum foft

06:30 AM EclaireXL Feature #65: Implement ATA to SPI bridge

I need to prepare a document outlining the minimum requirements of IDE emulation since I'm explaining the same thing ... foft

05/24/2018

08:44 PM EclaireXL Feature #65 (New): Implement ATA to SPI bridge

There is plenty of software for the Atari which accesses ATA hard drives via a simple register interface. Find out wh... foft

05/22/2018

09:25 PM EclaireXL New boards

The new boards are ready and shipped. So I'm hoping to see more activity here when they start to arrive. Also now thi... foft

08:30 PM EclaireXL Developer: RE: Any boards arrived?

The new boards shipped, please post here when you receive your new board. foft

05/13/2018

10:04 PM EclaireXL Bug #64 (Closed): Pokey pdm timing incorrect

See
http://atariage.com/forums/topic/244946-using-pulse-density-modulation-for-8-bit-pcm/page-3#entry4025673
So w... foft