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