#include "c.h" #define buzzer_io(x) HAL_GPIO_WritePin(BUZZER_GPIO_Port,BUZZER_Pin,x) #define buzzer_t HAL_GPIO_TogglePin(BUZZER_GPIO_Port,BUZZER_Pin) #define L1 262 #define L1_ 277 #define L2 294 #define L2_ 311 #define L3 330 #define L4 349 #define L4_ 370 #define L5 392 #define L5_ 415 #define L6 440 #define L6_ 466 #define L7 494 #define D1 523 #define D1_ 554 #define D2 587 #define D2_ 622 #define D3 659 #define D4 698 #define D4_ 740 #define D5 784 #define D5_ 831 #define D6 880 #define D6_ 932 #define D7 988 #define H1 1046 #define H1_ 1109 #define H2 1175 #define H2_ 1245 #define H3 1318 #define H4 1397 #define H4_ 1480 #define H5 1568 #define H5_ 1661 #define H6 1760 #define H6_ 1865 #define H7 1976 void add_a_note(uint16_t freq,uint8_t duty,uint16_t deley); void input_misue(const int *d,uint16_t len,uint8_t duty); char buzzer_play_server();