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C02/vcs/include/vcsdefs.h02

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/* VCS Definitions Header */
//Boolean True and False
#define TRUE = $FF
#define FALSE = $0
//Set/Clear Various Registers
//ENAM0, ENAM1, ENABL - Enable/Disable Missiles, Ball
//REFP0, REFP01 - Enable/Disable Player Reflection
//RESPMO, RESPM1 - Disable/Enable Missiles
//VDELP0, VDELP1, VDELBL - Delay Players, Ball
#define CLEAR = 0
#define SET = $0B
//VBLANK Latches
#define TRGL = $40 //Enable Joystick Trigger Latch
#define DPDL = $80 //Dump Paddle Potentiometers
//NUSIZ0 and NUSIZ1 Missile Bit Masks
#define MS1CLK = 0 //1 Clock Wide Missile
#define MS2CLK = 1 //2 Clock Wide Missile
#define MS4CLK = 2 //4 Clock Wide Missile
#define MS8CLK = 3 //8 Clock Wide Missile
//NUSIZ0 and NUSIZ1 Player Bit Masks
#define PL1SNG = 0 //Single Sized Player
#define PL1DBL = 5 //Double Sized Player
#define PL1QUD = 7 //Quadruple Sized Player
#define PL2CLS = 1 //Two Close Copies of Player
#define PL2MED = 2 //Two Medium Copies of Player
#define PL2WID = 4 //Two Wide Copies of Player
#define PL3CLS = 3 //Three Close Copies of Player
#define PL3MED = 6 //Three Medium Copies of Player
//AUDC0 and AUDC1 Audio Control Registers
#define D02PUR = $04 //Divide by 2, Pure Tone
#define D06PUR = $0C //Divide by 6, Pure Tone
#define D32PUR = $06 //Divide by 31, Pure Tone
#define D93PUR = $0E //Divide by 93, Pure Tone
#define D00PL4 = $01 //No Divide, 4 Bit Polynomial
#define D00PL5 = $09 //No Divide, 5 Bit Polynomial
#define D00PL9 = $08 //No Divide, 9 Bit Polynomial
#define D15PL4 = $02 //Divide by 15 -> 4 Bit Polynomial
#define PL5PL4 = $03 //5 Bit Polynomial -> 4 Bit Polynomial
#define PL5D06 = $0F //5 Bit Polynomial -> Divide by 6
#define PL4502 = $07 //6 Bit Polynomial -> Divide by 2
//SWCHB Console Switch Bit Masks
#define P1DIFF = $80 //Player 1 Difficulty
#define P0DIFF = $40 //Player 0 Difficulty
#define CLRBW = $08 //Color/Black & White
#define SELECT = $02 //Game Select
#define RESET = $01 //Game Reset