; Atari 2600 TIA read / write registers ; ; Source: DASM - vcs.h ; Details available in: Stella Programmer's Guide by Steve Wright ; ; Florent Flament (contact@florentflament.com), 2017 ; Read registers VSYNC := $00 VBLANK := $01 WSYNC := $02 RSYNC := $03 NUSIZ0 := $04 NUSIZ1 := $05 COLUP0 := $06 COLUP1 := $07 COLUPF := $08 COLUBK := $09 CTRLPF := $0A REFP0 := $0B REFP1 := $0C PF0 := $0D PF1 := $0E PF2 := $0F RESP0 := $10 RESP1 := $11 RESM0 := $12 RESM1 := $13 RESBL := $14 AUDC0 := $15 AUDC1 := $16 AUDF0 := $17 AUDF1 := $18 AUDV0 := $19 AUDV1 := $1A GRP0 := $1B GRP1 := $1C ENAM0 := $1D ENAM1 := $1E ENABL := $1F HMP0 := $20 HMP1 := $21 HMM0 := $22 HMM1 := $23 HMBL := $24 VDELP0 := $25 VDELP1 := $26 VDELBL := $27 RESMP0 := $28 RESMP1 := $29 HMOVE := $2A HMCLR := $2B CXCLR := $2C ; Write registers CXM0P := $00 CXM1P := $01 CXP0FB := $02 CXP1FB := $03 CXM0FB := $04 CXM1FB := $05 CXBLPF := $06 CXPPMM := $07 INPT0 := $08 INPT1 := $09 INPT2 := $0A INPT3 := $0B INPT4 := $0C INPT5 := $0D