2001-09-13 21:47:10 +00:00
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; I/O definitions for the CBM 510
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; Taken from a kernal disassembly done by myself in 2000/2001.
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; Ullrich von Bassewitz, 13.09.2001
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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_X = $17
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VIC_SPR_EXP_Y = $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 = $da00
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Osc1 = $00
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Osc2 = $07
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Osc3 = $0e
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FreqLo = $00
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FreqHi = $01
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PulseF = $02
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PulseC = $03
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OscCtl = $04
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AtkDcy = $05
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SusRel = $06
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FiCtlLo = $15
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FiCtlHi = $16
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Resonance = $17
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Volume = $18
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PotX = $19
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PotY = $1A
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Random = $1B
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Env3 = $1C
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; I/O $db00: CIA 6526 Inter Process Communication
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; IPCcia = $db00
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PortA = $00
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PortB = $01
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DDRA = $02
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DDRB = $03
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TimALo = $04
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TimAHi = $05
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TimBLo = $06
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TimBHi = $07
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TOD10 = $08
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TODsec = $09
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TODmin = $0A
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TODhour = $0B
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SerDataReg = $0C
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IntCtrReg = $0D
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CtrlA = $0E
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CtrlB = $0F
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; I/O $dc00: CIA 6526
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; cia = $dc00
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; I/O $dd00: ACIA 6551
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; acia = $dd00
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ADataReg = $00
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AStatusReg = $01
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ACmdReg = $02
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ACtrlReg = $03
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; I/O $de00: Triport #1 6525
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; tpi1 = $de00
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tpiPortA = $00
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tpiPortB = $01
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tpiPortC = $02
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tpiIntLatch = $02
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tpiDDRA = $03
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tpiDDRB = $04
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tpiDDRC = $05
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tpiIntMask = $05
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tpiCtrlReg = $06
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tpiActIntReg = $07
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; I/O $df00: Triport #2 6525
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; tpi2 = $df00
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2001-09-14 09:52:30 +00:00
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; Out video memory address
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2001-09-14 17:09:22 +00:00
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COLOR_RAM = $D400 ; System bank
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2001-09-13 21:47:10 +00:00
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