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100 lines
No EOL
9 KiB
Markdown
100 lines
No EOL
9 KiB
Markdown
## HU 6270 Netlist
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### Conventions used
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| Short | Long | Short | Long |
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| ----- | ------------- | ----- | ---------------- |
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| Dxx | Data (number) | Axx | Address (number) |
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| /WR | Write Enable | /OE | Output Enable |
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| /CE | Chip Enable | NC | Not Connected |
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| I/O | Input/Output | RAxx | RAM pin# |
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### The Netlist
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| Hu6270 - Graphics | | | | | | | |
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| :---------------- | ------ | -----: | ------- | :---------: | :----: | :----: | :-------------------: |
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| Pin | Title | Hu6280 | Exp Bus | HuCard Port | Hu6260 | MiscIC | Notes |
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| 01 | | 60 | | | | | |
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| 02 | /WR | 63 | B4 | 34 | 77 | 3 27 | |
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| 03 | /OE | 62 | A6 | 26 | 78 | 3 22 | |
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| 04 | NC | | | | | | |
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| 05 | NC | | | | | | |
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| 06 | NC | | | | | | |
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| 07 | NC | | | | | | |
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| 08 | NC | | | | | | |
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| 09 | NC | | | | | | |
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| 10 | NC | | | | | | |
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| 11 | Ground | | | | | | Cap to +5v |
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| 12 | NC | | | | | | |
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| 13 | D7 | 56 | B08 | 23 | 05 | | Held High |
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| 14 | D6 | 55 | A08 | 22 | 06 | | Held High |
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| 15 | D5 | 54 | C09 | 21 | 07 | | Held High |
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| 16 | D4 | 53 | B09 | 20 | 08 | | Held High |
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| 17 | D3 | 52 | C10 | 19 | 09 | | Held High |
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| 18 | +5v | | | | | | |
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| 19 | D2 | 51 | B10 | 17 | 10 | | Held High |
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| 20 | D1 | 50 | C11 | 16 | 11 | | Held High |
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| 21 | D0 | 49 | C12 | 15 | 12 | | Held High |
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| 22 | | | A10 | | 72 | | Also Hu6270 25 |
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| 23 | | | A09 | | 73 | | |
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| 24 | /RESET | 11 | B22 | Card 36 | | | To +5 via R104 + D101 |
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| 25 | | | A10 | | 72 | | Also Hu6270 22 |
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| 26 | | | B11 | | 71 | | |
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| 27 | NC | | | | | | |
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| 28 | | | A12 | | 70 | | |
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| 29 | | | A13 | | 69 | | |
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| 30 | | | B14 | | 68 | | |
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| 31 | | | A15 | | 67 | | |
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| 32 | +5v | | | | | | |
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| 33 | GND | | | | | | |
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| 34 | | | A16 | | 66 | | |
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| 35 | | | A17 | | 65 | | |
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| 36 | | | A18 | | 64 | | |
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| 37 | | | A19 | | 63 | | |
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| 38 | | | A20 | | 62 | | |
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| 39 | *WE | | | | | 12 27 | |
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| 40 | *OE | | | | | 12 22 | |
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| 41 | I/O 0 | | | | | 1 11 | |
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| 42 | I/O 1 | | | | | 1 12 | |
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| 43 | I/O 2 | | | | | 1 13 | |
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| 44 | I/O 3 | | | | | 1 15 | |
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| 45 | I/O 4 | | | | | 1 16 | |
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| 46 | I/O 5 | | | | | 1 17 | |
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| 47 | +5v | | | | | | |
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| 48 | I/O 6 | | | | | 1 18 | |
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| 49 | I/O 7 | | | | | 1 19 | |
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| 50 | I/O 0 | | | | | 2 11 | |
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| 51 | I/O 1 | | | | | 2 12 | |
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| 52 | I/O 2 | | | | | 2 13 | |
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| 53 | I/O 3 | | | | | 2 15 | |
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| 54 | I/O 4 | | | | | 2 16 | |
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| 55 | Ground | | | | | | |
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| 56 | I/O 5 | | | | | 2 17 | |
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| 57 | I/O 6 | | | | | 2 18 | |
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| 58 | I/O 7 | | | | | 2 19 | |
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| 59 | RA14 | | | | | 12 10 | |
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| 60 | RA13 | | | | | 12 09 | |
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| 61 | RA12 | | | | | 12 08 | |
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| 62 | RA11 | | | | | 12 07 | |
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| 63 | RA10 | | | | | 12 06 | |
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| 64 | RA09 | | | | | 12 05 | |
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| 65 | RA08 | | | | | 12 04 | |
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| 66 | RA07 | | | | | 12 03 | |
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| 67 | RA03 | | | | | 12 25 | |
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| 68 | RA02 | | | | | 12 24 | |
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| 69 | RA00 | | | | | 12 21 | |
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| 70 | RA01 | | | | | 12 23 | |
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| 71 | GND | | | | | | |
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| 72 | +5v | | | | | | |
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| 73 | RA06 | | | | | 12 02 | |
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| 74 | RA04 | | | | | 12 26 | |
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| 75 | RA05 | | | | | 12 01 | |
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| 76 | *CE | | | | | 12 20 | |
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| 77 | | 44 | | | | | Held High |
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| 78 | | 12 | B20 | | | | Held High |
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| 79 | A0 | 6 | B12 | 14 | 74 | | |
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| 80 | A1 | 5 | C13 | 13 | 75 | | |
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sc |