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#define MCU_INITIAL_SEED 0x81
class chaknpop_state : public driver_device
{
public:
chaknpop_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) { }
/* memory pointers */
UINT8 * m_mcu_ram;
UINT8 * m_tx_ram;
UINT8 * m_spr_ram;
UINT8 * m_attr_ram;
size_t m_spr_ram_size;
/* mcu-related */
UINT8 m_mcu_seed;
UINT8 m_mcu_select;
UINT8 m_mcu_result;
/* video-related */
tilemap_t *m_tx_tilemap;
UINT8 *m_vram1;
UINT8 *m_vram2;
UINT8 *m_vram3;
UINT8 *m_vram4;
UINT8 m_gfxmode;
UINT8 m_flip_x;
UINT8 m_flip_y;
};
/*----------- defined in machine/chaknpop.c -----------*/
READ8_HANDLER( chaknpop_mcu_port_a_r );
READ8_HANDLER( chaknpop_mcu_port_b_r );
READ8_HANDLER( chaknpop_mcu_port_c_r );
WRITE8_HANDLER( chaknpop_mcu_port_a_w );
WRITE8_HANDLER( chaknpop_mcu_port_b_w );
WRITE8_HANDLER( chaknpop_mcu_port_c_w );
/*----------- defined in video/chaknpop.c -----------*/
PALETTE_INIT( chaknpop );
VIDEO_START( chaknpop );
SCREEN_UPDATE( chaknpop );
READ8_HANDLER( chaknpop_gfxmode_r );
WRITE8_HANDLER( chaknpop_gfxmode_w );
WRITE8_HANDLER( chaknpop_txram_w );
WRITE8_HANDLER( chaknpop_attrram_w );
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