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| en:expansion:av:picasso_iv [2015/10/06 18:42] – Tobias Seiler | en:expansion:av:picasso_iv [2019/09/23 10:48] (current) – Tobias Seiler | ||
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| - | <awbox translate> | ||
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| ====== Picasso IV ====== | ====== Picasso IV ====== | ||
| - | **Produktname:** Picasso IV | + | **product name:** Picasso IV |
| - | **Hersteller:** Village Tronic, Germany | + | **manufacturer:** Village Tronic, Germany |
| - | **Produktionszeit:** 1996 - 1999 | + | **time of production:** 1996 - 1999 |
| **Autoconfig ID:** 2167 / 21, 22, 23 | 24 (Z2 | Z3) | **Autoconfig ID:** 2167 / 21, 22, 23 | 24 (Z2 | Z3) | ||
| - | **UVP/ Straßenpreis:** 798DM bzw. 450$ (1997) | + | **UVP:** 450 USD (1997) |
| {{: | {{: | ||
| Line 19: | Line 17: | ||
| As the successor of the [[de: | As the successor of the [[de: | ||
| - | It has a scan doubler and [[wpen>Flicker_fixer]] built-in . That means that the Amigas own video signal will be captured by the Picasso IV and changed in a way that it can be displayed on a standard VGA CRT or LCD display. | + | It has a scan doubler and [[wp>Flicker fixer]] built-in . That means that the Amigas own video signal will be captured by the Picasso IV and changed in a way that it can be displayed on a standard VGA CRT or LCD display. |
| - | Expansion | + | Expansions |
| - | But the Picasso IV made a difference in how this was done. | + | But the Picasso IV made a difference in how it was done. |
| - | Conventional flicker fixers temporarily save the picture data of the Amiga line by line in an fast video memory and read them again at double the speed to increase the display frequency of the picture. | + | Conventional flicker fixers temporarily save the picture data of the Amiga line by line in a fast video memory and read them again at double the speed to increase the display frequency of the picture. |
| The Picasso IV uses its graphics controller. This controller has the ability to capture digital video streams into its frame buffer memory. The Picasso IVs flicker fixer is just generating the needed control signals for the graphic controller capture port which is writing the picture data directly into the frame buffer memory to directly output them on the VGA port. | The Picasso IV uses its graphics controller. This controller has the ability to capture digital video streams into its frame buffer memory. The Picasso IVs flicker fixer is just generating the needed control signals for the graphic controller capture port which is writing the picture data directly into the frame buffer memory to directly output them on the VGA port. | ||
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| This just happen at the programmed display rate as with every other screen mode which the card can handle. | This just happen at the programmed display rate as with every other screen mode which the card can handle. | ||
| Unfortunately its not possible to synchronize the output display rate and the input rate. | Unfortunately its not possible to synchronize the output display rate and the input rate. | ||
| - | For that it might happen you see some screen tearing with moving pictures (( [[wpen>Screen_tearing]] )). | + | For that it might happen you see some screen tearing with moving pictures (( [[wp>Screen tearing]] )). |
| - | The flicker | + | The flicker |
| The PicassoIV has several expansion connectors for which some modules have been developed. | The PicassoIV has several expansion connectors for which some modules have been developed. | ||
| Line 40: | Line 38: | ||
| The cards manual also mentions a 3D, an MPEG and a PowerPC processor modul. Those where not built/ | The cards manual also mentions a 3D, an MPEG and a PowerPC processor modul. Those where not built/ | ||
| - | [{{ : | + | [{{ : |
| - | The 3D module was planned to have a Voodoo Graphics | + | The 3D module was planned to have a Voodoo Graphics (( [[wp> |
| To have a better idea of peoples interest in purchasing such a card a poll was started online on Village Tronics website. 500 people declared their interest and the cards layout was done by an external developer. | To have a better idea of peoples interest in purchasing such a card a poll was started online on Village Tronics website. 500 people declared their interest and the cards layout was done by an external developer. | ||
| At the same time the Macintosh market was getting more difficult to handle and new products in this field drew time and money onto them. | At the same time the Macintosh market was getting more difficult to handle and new products in this field drew time and money onto them. | ||
| - | Then Amiga main developer Klaus Burkert left the company, like many others at this point. He bought out all of the companies Amiga hard and software and the associated intelectual property. | + | Then Amiga main developer |
| Soon he started to work at [[wpde> | Soon he started to work at [[wpde> | ||
| Line 58: | Line 56: | ||
| - | ===== technical specs ===== | + | ===== Technical Specs ===== |
| Cirrus Logic GD5446BV-HC-A/ | Cirrus Logic GD5446BV-HC-A/ | ||
| Line 102: | Line 100: | ||
| cutable area for use in machines without inline VideoSlot (z.B. B2000) | cutable area for use in machines without inline VideoSlot (z.B. B2000) | ||
| - | ===== hardware compatibility | + | ===== Hardware Compatibility |
| ^ working \\ in^A500^A600^A1000^A1200^A2000^A3000(T)^A4000(T)^CDTV^CD32^ | ^ working \\ in^A500^A600^A1000^A1200^A2000^A3000(T)^A4000(T)^CDTV^CD32^ | ||
| Line 112: | Line 110: | ||
| \\ | \\ | ||
| **Software: | **Software: | ||
| - | **additional requirements: | + | **additional requirements: |
| **note:** Linux/ | **note:** Linux/ | ||
| **known problems:** --\\ | **known problems:** --\\ | ||
| Line 147: | Line 145: | ||
| Sometimes people get what they cry for... Sometimes they find out that it wasn't really want they wanted afterwards... (just two thoughts in depression mode, not intended to offend anybody).*/ | Sometimes people get what they cry for... Sometimes they find out that it wasn't really want they wanted afterwards... (just two thoughts in depression mode, not intended to offend anybody).*/ | ||
| - | ===== MultiBridge/ | + | ===== MultiBridge/ |
| ^Ver.^ ^ | ^Ver.^ ^ | ||
| - | |1 |Erste veröffentlichte Version der Multibridge.| | + | |1 |first public release| |
| - | |2 |Erster Workaround für die Fusion40 (ignoriert die Function Codes bei Z2) (auch für einige | + | |2 |First workaround for the Fusion40 (ignore function codes for Z2) (also for some Hardital |
| - | |3 |Adressiert das " | + | |3 |Adressing the " |
| - | |4 |Finale Version. Tatsächlich war es ein " | + | |4 |Final one. In fact, it's a revision bump for clear identification from the last Rev 3 which was finally working according to specs and had no bugs found. As of the latest production run this was the factory standard. Due to internal changes, it requires |
| \\ | \\ | ||
| - | ===== FlickerFixer | + | ===== FlickerFixer |
| ^Ver.^ ^ | ^Ver.^ ^ | ||
| - | |1 |Erste funktionierende Version die nur intern mit den v1.1 Prototypen benutzt wurde. Diese wurden ausgeliefert | + | |1 |First working version used in-house in v1.1 prototype PCBs. They never (with some exceptions) shipped.| |
| - | |2 |Erste Version die mit den v1.2 Platinen aus der Produktion benutzt wurde. Es gab ein paar Probleme mit AA Maschinen weswegen diese Version nie ausgeliefert wurde.| | + | |2 |First version used in v1.2 production PCBs. There were some problems in AA machines and this version never shipped.| |
| - | |3 |Erste veröffentlichte Version. Die AA Probleme wurden behoben. Diese Version unterstützt immer noch nur ECS/OCS (12 bit), und nicht AA (24 bit).| | + | |3 |First shipped version. The AA problems are fixed. This version is still ECS/OCS (12 bit) only, AA (24 bit) isn't supported yet.| |
| - | |4 |Erste AA (24 bit) Unterstützung.| | + | |4 |First AA (24 bit) support.| |
| - | |5 |Das Farbphasenproblem wurde behoben. Wenn der Farbphasen-Jumper umgesteckt wurde, gerieten die Farbkomponenten | + | |5 |Fixed the color-phase-issue. When fipping the clock-phase jumper, the color-components |
| - | |6 |Zweiter Farbphasen-Fix. In der Revision | + | |6 |Second color-phase fix. The fix introduced with revision $5 made the Blue component come from the wrong pixel in AA (24 bit) mode, the picture appeared somewhat blurry. - This version fixed it, but due to some mistake it still reported revision $5 when queried by software...| |
| - | |7 |Komplett neu nach originaler Spezifikation. Das Design hatte eine Menge Nebeneffekte und war schwierig zu warten. Alle bekannten Probleme wurden beseitigt.\\ Ein paar Kompatibilitäten wurden eingebaut um Änderungen an der Software zu vermeiden | + | |7 |Completely new from original spec. The design had a lot of side effects and was difficult to maintain. - All known problems and shortcomings are fixed. - Some compatibility stuff was introduced |
| \\ | \\ | ||
| Line 169: | Line 167: | ||
| ====== Links ====== | ====== Links ====== | ||
| - | Software/ | + | Software/ |
| * [[http:// | * [[http:// | ||
Last modified: 2015/10/06 18:42
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