mirror of
https://github.com/cc65/cc65.git
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5c5d01d84a
in the distribution. Added --forget-inc-paths to the command line of the assembler in the Makefiles, because the assembler does now have builtin paths and will find include files from an installation first. Hopefully fixed any problems that arose from the two changes. git-svn-id: svn://svn.cc65.org/cc65/trunk@4223 b7a2c559-68d2-44c3-8de9-860c34a00d81
183 lines
3.5 KiB
PHP
183 lines
3.5 KiB
PHP
;
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; Zero page variables and I/O definitions for the CBM 510
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;
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; Taken from a kernal disassembly done by myself in 2000/2001.
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;
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; Ullrich von Bassewitz, 13.09.2001
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;-----------------------------------------------------------------------------
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; Zeropage stuff
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ExecReg = $0000
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IndReg = $0001
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; ---------------------------------------------------------------------------
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; Screen size
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XSIZE = 40
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YSIZE = 25
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;-----------------------------------------------------------------------------
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; I/O Definitions
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; I/O $d800: VIC
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VIC_SPR0_X = $00
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VIC_SPR0_Y = $01
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VIC_SPR1_X = $02
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VIC_SPR1_Y = $03
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VIC_SPR2_X = $04
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VIC_SPR2_Y = $05
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VIC_SPR3_X = $06
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VIC_SPR3_Y = $07
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VIC_SPR4_X = $08
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VIC_SPR4_Y = $09
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VIC_SPR5_X = $0A
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VIC_SPR5_Y = $0B
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VIC_SPR6_X = $0C
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VIC_SPR6_Y = $0D
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VIC_SPR7_X = $0E
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VIC_SPR7_Y = $0F
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VIC_SPR_HI_X = $10
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VIC_SPR_ENA = $15
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VIC_SPR_EXP_Y = $17
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VIC_SPR_EXP_X = $1D
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VIC_SPR_MCOLOR = $1C
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VIC_SPR_BG_PRIO = $1B
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VIC_SPR_MCOLOR0 = $25
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VIC_SPR_MCOLOR1 = $26
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VIC_SPR0_COLOR = $27
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VIC_SPR1_COLOR = $28
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VIC_SPR2_COLOR = $29
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VIC_SPR3_COLOR = $2A
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VIC_SPR4_COLOR = $2B
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VIC_SPR5_COLOR = $2C
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VIC_SPR6_COLOR = $2D
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VIC_SPR7_COLOR = $2E
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VIC_CTRL1 = $11
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VIC_CTRL2 = $16
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VIC_HLINE = $12
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VIC_VIDEO_ADR = $18
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VIC_IRR = $19 ; Interrupt request register
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VIC_IMR = $1A ; Interrupt mask register
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VIC_BORDERCOLOR = $20
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VIC_BG_COLOR0 = $21
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VIC_BG_COLOR1 = $22
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VIC_BG_COLOR2 = $23
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VIC_BG_COLOR3 = $24
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; I/O $da00: SID 6581
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SID_S1Lo = $00
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SID_S1Hi = $01
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SID_PB1Lo = $02
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SID_PB1Hi = $03
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SID_Ctl1 = $04
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SID_AD1 = $05
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SID_SUR1 = $06
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SID_S2Lo = $07
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SID_S2Hi = $08
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SID_PB2Lo = $09
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SID_PB2Hi = $0A
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SID_Ctl2 = $0B
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SID_AD2 = $0C
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SID_SUR2 = $0D
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SID_S3Lo = $0E
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SID_S3Hi = $0F
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SID_PB3Lo = $10
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SID_PB3Hi = $11
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SID_Ctl3 = $12
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SID_AD3 = $13
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SID_SUR3 = $14
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SID_FltLo = $15
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SID_FltHi = $16
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SID_FltCtl = $17
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SID_Amp = $18
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SID_ADConv1 = $19
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SID_ADConv2 = $1A
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SID_Noise = $1B
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SID_Read3 = $1C
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; I/O $db00: CIA 6526 Inter Process Communication
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; I/O $dc00: CIA 6526
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.struct CIA
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PRA .byte
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PRB .byte
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DDRA .byte
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DDRB .byte
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.union
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.struct
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TALO .byte
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TAHI .byte
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.endstruct
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TA .word
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.endunion
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.union
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.struct
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TBLO .byte
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TBHI .byte
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.endstruct
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TB .word
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.endunion
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TOD10 .byte
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TODSEC .byte
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TODMIN .byte
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TODHR .byte
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SDR .byte
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ICR .byte
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CRA .byte
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CRB .byte
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.endstruct
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; I/O $dd00: ACIA 6551
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.struct ACIA
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DATA .byte
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STATUS .byte
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CMD .byte
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CTRL .BYTE
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.endstruct
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; I/O $de00: Triport #1 6525
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; I/O $df00: Triport #2 6525
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.struct TPI
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PRA .byte
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PRB .byte
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.union
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PRC .byte
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INT .byte
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.endunion
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DDRA .byte
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DDRB .byte
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.union
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DDRC .byte
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IMR .byte
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.endunion
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CR .byte
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AIR .byte
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.endstruct
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; Out video memory address
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COLOR_RAM = $D400 ; System bank
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