Gniazdo Cartridge (ST)
From Atariki
(Różnice między wersjami)
| Wersja z dnia 04:38, 10 maj 2006 Miker (Dyskusja | wkład) (później przetłumaczę...) ← Previous diff |
Wersja z dnia 04:40, 10 maj 2006 Miker (Dyskusja | wkład) Next diff → |
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| Linia 18: | Linia 18: | ||
| <td align="right">power + 5 VDC </td> | <td align="right">power + 5 VDC </td> | ||
| <td>2</td> | <td>2</td> | ||
| - | <td rowspan="20"><img src="images/b/b0/Edge_conn_40_way_vertical.png" | + | <td rowspan="20">http://atariki.krap.pl/images/b/b0/Edge_conn_40_way_vertical.png</td> |
| - | width="133" height="451"></td> | + | |
| <td>1</td> | <td>1</td> | ||
| <td>power + 5 VDC </td> | <td>power + 5 VDC </td> | ||
Wersja z dnia 04:40, 10 maj 2006
Plug-in cartridge port
This port provides a plug-in cartridge facility that does not sense in hardware the presence of a cartridge. The cartridge ROM occupies addresses in the range: $FA0000 (16384000 ) to $FBFFFF (16515071) – maximum 128 Kbytes
40 way 40S socket
| function | pin | function | ||
| power + 5 VDC | 2 |  |
1 | power + 5 VDC |
| data 15 | 4 | 3 | data 14 | |
| data 13 | 6 | 5 | data 12 | |
| data 11 | 8 | 7 | data 10 | |
| data 9 | 10 | 9 | data 8 | |
| data 7 | 12 | 11 | data 6 | |
| data 5 | 14 | 13 | data 4 | |
| data 3 | 16 | 15 | data 2 | |
| data 1 | 18 | 17 | data 0 | |
| address 15 | 20 | 19 | address 13 | |
| address 14 | 22 | 21 | address 8 | |
| address 9 | 24 | 23 | address 7 | |
| address 10 | 26 | 25 | address 6 | |
| address 12 | 28 | 27 | address 5 | |
| address 4 | 30 | 29 | address 11 | |
| address 3 | 32 | 31 | ROM3 select | |
| address 2 | 34 | 33 | ROM4 select | |
| address 1 | 36 | 35 | upper data strobe | |
| ground | 38 | 37 | lower data strobe | |
| ground | 40 | 39 | ground | |
Only the lower 15 address lines are available to the ROM cartridge which does not provide a ‘write’ line.
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