 | Attention article en cours de rédaction. |
Le HuC6260 est le contrôleur graphique (VCE - Video Color Encoder). C'est un processeur 16 bits. Il est directement connecté au Hu6260 (VCE - Video Controller Encoder). Le VCD s'occupe de l'affichage de l'arrière plan et des sprites. Il dispose de 64 ko de VRAM dans lesquels les graphiques sont stockés en tile (les graphiques sont découpés en rectangle et stockés en mémoire).
IMAGE
Le brochage du CPU HuC6270 trouvé après de longues heures de recherche... Ce brochage est en cours de validation. Il a été trouvé sur le site suivant : http://nfggames.com/wiki/doku.php?id=schematics:hu6280_netlist&rev=1130639335
Ci dessous une copie des information du site d'origine en attendant la version validée :
==== Conventions used ====
| Short | Long |
|---|
| Dxx | Data (number) |
| /WR | Write Enable |
| /CE | Chip Enable |
| I/O | Input/Output |
| Axx | Address (number) |
| /OE | Output Enable |
| NC | Not Connected |
| RAxx | RAM pin |
==== Hu6280 Netlist ====
| Pin | Title | Hu6280 | Exp Bus | HuCard Port | Hu6260 | MiscIC | Notes |
| 01 | | 60 | | | | | |
| 02 | /WR | 63 | B4 | 34 | 77 | 3 27 | |
| 03 | /OE | 62 | A6 | 26 | 78 | 3 22 | |
| 04 | NC | | | | | | |
| 05 | NC | | | | | | |
| 06 | NC | | | | | | |
| 07 | NC | | | | | | |
| 08 | NC | | | | | | |
| 09 | NC | | | | | | |
| 10 | NC | | | | | | |
| 11 | GND | | | | | | Cap to +5V |
| 12 | NC | | | | | | |
| 13 | D7 | 56 | B08 | 23 | 05 | | Held High |
| 14 | D6 | 55 | A08 | 22 | 06 | | Held High |
| 15 | D5 | 54 | C09 | 21 | 07 | | Held High |
| 16 | D4 | 53 | B09 | 20 | 08 | | Held High |
| 17 | D3 | 52 | C10 | 19 | 09 | | Held High |
| 18 | +5V | | | | | | |
| 19 | D2 | 51 | B10 | 17 | 10 | | Held High |
| 20 | D1 | 50 | C11 | 16 | 11 | | Held High |
| 21 | D0 | 49 | C12 | 15 | 12 | | Held High |
| 22 | | | A10 | | 72 | | Also Hu6270 25 |
| 23 | | | A09 | | 73 | | |
| 24 | /RESET | 11 | B22 | 36 | | | To +5V via R104 +D101 |
| 25 | | | A10 | | 72 | | Also Hu6270 22 |
| 26 | | | B11 | | 71 | | |
| 27 | NC | | | | | | |
| 28 | | | A12 | | 70 | | |
| 29 | | | A13 | | 69 | | |
| 30 | | | B14 | | 68 | | |
| 31 | | | A15 | | 67 | | |
| 32 | +5V | | | | | | |
| 33 | GND | | | | | | |
| 34 | | | A16 | | 66 | | |
| 35 | | | A17 | | 65 | | |
| 36 | | | A18 | | 64 | | |
| 37 | | | A19 | | 63 | | |
| 38 | | | A20 | | 62 | | |
| 39 | *WE | | | | | 12 27 | |
| 40 | *OE | | | | | 12 22 | |
| 41 | I/O 0 | | | | | 1 11 | |
| 42 | I/O 1 | | | | | 1 12 | |
| 43 | I/O 2 | | | | | 1 13 | |
| 44 | I/O 3 | | | | | 1 15 | |
| 45 | I/O 4 | | | | | 1 16 | |
| 46 | I/O 5 | | | | | 1 17 | |
| 47 | +5V | | | | | | |
| 48 | I/O 6 | | | | | 1 18 | |
| 49 | I/O 7 | | | | | 1 19 | |
| 50 | I/O 0 | | | | | 2 11 | |
| 51 | I/O 1 | | | | | 2 12 | |
| 52 | I/O 2 | | | | | 2 13 | |
| 53 | I/O 3 | | | | | 2 15 | |
| 54 | I/O 4 | | | | | 2 16 | |
| 55 | GND | | | | | | |
| 56 | I/O 5 | | | | | 2 17 | |
| 57 | I/O 6 | | | | | 2 18 | |
| 58 | I/O 7 | | | | | 2 19 | |
| 59 | RA14 | | | | | 12 10 | |
| 60 | RA13 | | | | | 12 09 | |
| 61 | RA12 | | | | | 12 08 | |
| 62 | RA11 | | | | | 12 07 | |
| 63 | RA10 | | | | | 12 06 | |
| 64 | RA09 | | | | | 12 05 | |
| 65 | RA08 | | | | | 12 04 | |
| 66 | RA07 | | | | | 12 03 | |
| 67 | RA03 | | | | | 12 25 | |
| 68 | RA02 | | | | | 12 24 | |
| 69 | RA00 | | | | | 12 21 | |
| 70 | RA01 | | | | | 12 23 | |
| 71 | GND | | | | | | |
| 72 | +5V | | | | | | |
| 73 | RA06 | | | | | 12 02 | |
| 74 | RA04 | | | | | 12 26 | |
| 75 | RA05 | | | | | 12 01 | |
| 76 | *CE | | | | | 12 20 | |
| 77 | | 44 | | | | | Held High |
| 78 | | 12 | B20 | | | | Held High |
| 79 | A0 | 6 | B12 | 14 | 74 | | |
| 80 | A1 | 5 | C13 | 13 | 75 | | | |
De la documentation un peu plus complète sur le VDC pour la programmation est disponible à cette adresse.
