Difference between revisions of "I/O Port Summary"

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|#F8F8||Music Machine|| - ||Write
 
|#F8F8||Music Machine|| - ||Write
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|#F8FF||CPCISA control port|| - ||Write
 
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|#F9B0||Vidi-CPC Video-Digitiser||?||?
 
|#F9B0||Vidi-CPC Video-Digitiser||?||?
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|#FBF7||765 FDC (Vortex,ext) Data Register||Read||Write
 
|#FBF7||765 FDC (Vortex,ext) Data Register||Read||Write
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|#FC00 - #FDFF||CPCISA 16bits mode latch||Read||Write
 
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|#FD00 - #FD3F||SYMBiFACE II||Read||Write
 
|#FD00 - #FD3F||SYMBiFACE II||Read||Write
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|#FE00 - #FFFF||CPCISA I/O access||Read||Write
 
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|#FEE8||Multiface II||?||?
 
|#FEE8||Multiface II||?||?
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|#FEEA||Multiface II||?||?
 
|#FEEA||Multiface II||?||?
 
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|#FFxx||CPC Booster||Read||Write
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|#FF00 - #FF2F||CPC Booster||Read||Write
 
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Revision as of 16:30, 10 January 2007

The is a list of all known I/O ports of the Amstrad CPC (copied from the FutureOS manual).

I/O Port Read Write
#7FXX Gate Array Write
#BCXX 6845 CRTC Address-Register - Write
#BDXX 6845 CRTC Data-Register - Write
#BEXX 6845 CRTC Status-Register Read -
#BFXX 6845 CRTC Video-Address-Register Read -
#BDXX select ROM - Write
#EFXX Printer Port - Write
#F4XX 8255 PIO Port A Read Write
#F5XX 8255 PIO Port B Read -
#F6XX 8255 PIO Port C - Write
#F7XX 8255 PIO Control-Register - Write
#F8B0 Vidi-CPC Video-Digitiser ? ?
#F8B1 Vidi-CPC Video-Digitiser ? ?
#F8DC - #F8DD CPCI Serial Interface Read Write
#F8E0 Z80 STI Indirect Data Register Read Write
#F8E1 Z80 STI Gen. Purpose I/O Interrupt Read Write
#F8E8 Z80 STI Pointer Vector Register Read Write
#F8E8 Music Machine - Write
#F8EC Z80 STI USART Control Register Read Write
#F8EC Music Machine - Write
#F8ED Z80 STI Receiver Status Register Read Write
#F8EE Z80 STI Transmitter Status Register Read Write
#F8EF Z80 STI USART Data Register Read Write
#F8EF Music Machine Read -
#F8E2 - #F8E4 Dobbertin Eprommer 4003 ? ?
#F8F0 Music Machine - Write
#F8F2 Dobbertin Eprommer 4003 ? ?
#F8F4 Music Machine Read -
#F8F8 Music Machine - Write
#F8FF CPCISA control port - Write
#F9B0 Vidi-CPC Video-Digitiser ? ?
#F9FC - #F9FE Otten & Fecht 1 MB RAM-Disc ? ?
#FA7E Floppy Motor Control - Write
#FADC Z80-SIO / DART port A Data Register Read Write
#FADD Z80-SIO / DART port A Control Reg. Read Write
#FADE Z80-SIO / DART port B Data Register Read Write
#FADF Z80-SIO / DART port B Control Reg. Read Write
#FB7E 765 FDC (internal) Status Register Read -
#FB7F 765 FDC (internal) Data Register Read Write
#FBDC 8253 Timer counter 0 Read Write
#FBDD 8253 Timer counter 1 Read Write
#FBDE 8253 Timer counter 2 Read Write
#FBDF 8253 Timer Modus Select - Write
#FBE0 Hard Disc Data Port Read Write
#FBE1 Hard Disc Status, Reset Read Write
#FBE2 Hard Disc Select, Configuration Read Write
#FBE3 Hard Disc DMA, Interrupt Read Write
#FBE4 Hard Disc Reset Read Write
#FBE0 - #FBE3 dk'tronics RTC. ? ?
&FBE8 dk'tronics RTC. ? ?
#FBEE SSA1 dk'tronics Speech-Module Read Write
#FBF0 - #FBFF Otten & Fecht 1 MB RAM-Disc ? ?
#FBF6 765 FDC (Vortex,ext) Status Register Read -
#FBF7 765 FDC (Vortex,ext) Data Register Read Write
#FC00 - #FDFF CPCISA 16bits mode latch Read Write
#FD00 - #FD3F SYMBiFACE II Read Write
#FE00 - #FFFF CPCISA I/O access Read Write
#FEE8 Multiface II ? ?
#FEEA Multiface II ? ?
#FF00 - #FF2F CPC Booster Read Write
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