/********************************************************************** speaker.h Sound driver to emulate a simple speaker, driven by one or more output bits **********************************************************************/ #ifndef SPEAKER_H #define SPEAKER_H #ifdef __cplusplus extern "C" { #endif struct Speaker_interface { int num_level; /* optional: number of levels (if not two) */ const INT16 *levels; /* optional: pointer to level lookup table */ }; void speaker_level_w (int which, int new_level); #ifdef __cplusplus } #endif #endif