Satellite 2400 Series Input/Output Port Assignments
Port Map
Port address | Device/function | Port address | Device/function |
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'000' to '01F' | 82C37: DMA C #1 | '2F8' to '2FF' | Serial Port* (COM 2) |
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'020' to '03F' | 82C59: PIC #1 | '300' to '30F' | Not used |
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'040' to '05F' | 82C54: PIT | '310' to '32F' | Not used |
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'060' to '06F' | KBC / System Status | '330' to '337' | Not used |
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'070' to 07F' | RTC / NMI Mask Register | '338' to '36F' | Not used |
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'080' to '09F' | DMA Page Register | '370' to '375' | Not used |
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'0A0' to '0BF' | 82C59: PIC #2 | '376' to '377' | Secondary IDE |
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'0C0' to '0DF' | 82C37: DMA C #2 | '378' to 37F' | Parallel Port* (LPT1) |
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'0E0' to '0EF' | Special Register | '380' to '387' | Not used |
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'0F0' to '0FF' | Math Coprocessor | '388' to '38B' | Not used |
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'100' to '16F' | Not used | '38C' to '3AF' | Not used |
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'170' to '177' | Secondary IDE* | '3B0' to '3BB' | VGA |
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'178' to '1EF' | Not Used | '3BC' to '3BF' | Parallel Port* (LPT3) |
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'1F0' to '1F7' | Primary IDE* | '3C0' to '3DF' | VGA |
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'1F8' to '1FF' | Not used | '3E0' to '3E7' | PC Card Contoller |
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'200' to'207' | Not used | '3E8' to '3EF' | Serial Port* (COM3) |
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'208' to '21F' | Not used | '3F0' to '3F5' | FDC |
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'220' to '233' | Sound (SB Pro) | '3F6' | Primary IDE |
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'234' to '23F' | Not used | '3F7' | FDC / Primary IDE |
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'240' to '253' | Sound (SB Pro) | '3F8" to '3FF' | Serial Port (COM1) |
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'254' to '25F' | Not used | '400' to '47F'' | Not used |
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'260' to '263' | Sound (SB Pro) | '480' to '49F' | DMA |
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'264' to '26F' | Not used | '4A0' to '52F' | Not used |
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'278' to '27F' | Parallel Port* (LPT2) | '530' to '537' | Sound (WSS) |
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'280' to '293' | Sound (SB Pro) | '540' to '547' | Sound (WSS) |
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'294' to '2E7' | Not used | '550' to '557' | Sound (WSS) |
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'2E8' to '2EF' | Serial Port (COM4) | '560' to '567' | Sound (WSS) |
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'2F0' to '2F7' | Not used |
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* These port addresses can be specified by System Setup.
Toshiba TRR | Page 25 | 7/02, Satellite |