text: /*************************************************************************
  
  	Atari Avalanche hardware
  
  *************************************************************************/
  
  /*----------- defined in machine/avalnche.c -----------*/
  
  READ_HANDLER( avalnche_input_r );
  WRITE_HANDLER( avalnche_output_w );
  WRITE_HANDLER( avalnche_noise_amplitude_w );
  INTERRUPT_GEN( avalnche_interrupt );
  
  
  /*----------- defined in vidhrdw/avalnche.c -----------*/
  
  WRITE_HANDLER( avalnche_videoram_w );
  VIDEO_UPDATE( avalnche );
  