#define CFG_FILE_MAX_EQ_NUM 3//有多少个EQ效果这里就填多少static u8 curr_eq_index 0;void eq_effect_switch(u8 index){if(index 0xff){curr_eq_index;}else{curr_eq_index index;}if(curr_eq_index CFG_FILE_MAX_EQ_NUM){curr_eq_index 0;}eq_file_cfg_switch(MusicEqBt, curr_eq_index);}