Struct CpuBus 

pub struct CpuBus { /* private fields */ }

NES Bus

http://wiki.nesdev.com/w/index.php/CPU_memory_map

|—————–| $FFFF |—————–| | PRG-ROM | | | |—————–| $8000 |—————–| | PRG-RAM or SRAM | | PRG-RAM or SRAM | |—————–| $6000 |—————–| | Expansion | | Expansion | | Modules | | Modules | |—————–| $4020 |—————–| | APU/Input | | | | Registers | | | |- - - - - - - - -| $4000 | | | PPU Mirrors | | I/O Registers | | $2000-$2007 | | | |- - - - - - - - -| $2008 | | | PPU Registers | | | |—————–| $2000 |—————–| | WRAM Mirrors | | | | $0000-$07FF | | | |- - - - - - - - -| $0800 | | | WRAM | | 2K Internal | |- - - - - - - - -| $0200 | Work RAM | | Stack | | | |- - - - - - - - -| $0100 | | | Zero Page | | | |—————–| $0000 |—————–|

Implementations

impl CpuBus

pub fn new(ram_state: RamState) -> Self

pub const fn ppu(&self) -> &Ppu

pub fn ppu_mut(&mut self) -> &mut Ppu

pub const fn apu(&self) -> &Apu

pub fn apu_mut(&mut self) -> &mut Apu

pub const fn mapper(&self) -> &Mapper

pub fn mapper_mut(&mut self) -> &mut Mapper

pub const fn joypad(&self, slot: Player) -> &Joypad

pub fn joypad_mut(&mut self, slot: Player) -> &mut Joypad

pub fn connect_zapper(&mut self, enabled: bool)

pub const fn zapper(&self) -> &Zapper

pub fn zapper_mut(&mut self) -> &mut Zapper

pub fn load_cart(&mut self, cart: Cart)

pub fn load_prg_rom(&mut self, prg_rom: Vec<u8>)

pub fn load_prg_ram(&mut self, prg_ram: Vec<u8>)

pub const fn cart_battery_backed(&self) -> bool

pub fn sram(&self) -> &[u8]

pub fn load_sram(&mut self, sram: Vec<u8>)

pub fn wram(&self) -> &[u8]

pub fn add_genie_code(&mut self, code: String) -> Result<()>

Add a Game Genie code to override memory reads/writes.

Errors

Errors if genie code is invalid.

pub fn remove_genie_code(&mut self, code: &str)

pub fn audio_samples(&self) -> &[f32]

pub fn clear_audio_samples(&mut self)

pub const fn nmi_pending(&self) -> bool

pub fn irqs_pending(&self) -> Irq

pub fn dmc_dma(&mut self) -> bool

pub const fn dmc_dma_addr(&self) -> u16

pub fn load_dmc_buffer(&mut self, val: u8)

pub const fn oam_dma(&self) -> bool

pub const fn oam_dma_addr(&self) -> u16

pub fn oam_dma_finish(&mut self)

pub const fn ppu_cycle(&self) -> u32

pub const fn ppu_scanline(&self) -> u32

pub fn frame_buffer(&self) -> &[u16]

pub const fn frame_number(&self) -> u32

pub const fn audio_channel_enabled(&self, channel: Channel) -> bool

pub fn toggle_audio_channel(&mut self, channel: Channel)

pub const fn four_player(&self) -> FourPlayer

pub fn set_four_player(&mut self, four_player: FourPlayer)

Trait Implementations

impl Clock for CpuBus

fn clock(&mut self) -> usize

fn clock_to(&mut self, clock: u64)

impl Clone for CpuBus

fn clone(&self) -> CpuBus

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for CpuBus

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for CpuBus

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for CpuBus

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Mem for CpuBus

fn read(&mut self, addr: u16, _access: Access) -> u8

fn peek(&self, addr: u16, _access: Access) -> u8

fn write(&mut self, addr: u16, val: u8, _access: Access)

fn read_u16(&mut self, addr: u16, access: Access) -> u16

fn peek_u16(&self, addr: u16, access: Access) -> u16

fn write_u16(&mut self, addr: u16, val: u16, access: Access)

impl Regional for CpuBus

fn region(&self) -> NesRegion

fn set_region(&mut self, region: NesRegion)

impl Reset for CpuBus

fn reset(&mut self, kind: ResetKind)

impl Serialize for CpuBus

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.