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增加蜂鸣器函数

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fengbh 2024-07-15 02:58:54 +08:00
parent 1da2d22ee8
commit 066d3681f5
2 changed files with 8 additions and 4 deletions
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1
include/public.h
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@ -13,6 +13,7 @@ __sfr __at (0xE7) ISP_CONTR;
extern char __xdata reset_password[RESET_PASSWORD_LENGTH]; extern char __xdata reset_password[RESET_PASSWORD_LENGTH];
extern char __xdata receice_password[RESET_PASSWORD_LENGTH]; extern char __xdata receice_password[RESET_PASSWORD_LENGTH];
#define BEEP P2_5
void delay_10us(u16 ten_us); void delay_10us(u16 ten_us);
void delay_ms(u16 ms); void delay_ms(u16 ms);

11
src/main.c
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@ -33,11 +33,14 @@ void main(void)
// led_all_off(); // led_all_off();
// delay_ms(1000); // delay_ms(1000);
// 实验二：流水灯 // 实验二：流水灯
LED = ~i; // LED = ~i;
i = rotate_left(i,1); // i = rotate_left(i,1);
delay_ms(1000); // delay_ms(1000);
// 实验三：蜂鸣器
BEEP=!BEEP;
delay_10us(100);
printf("Hello,world!\r\n"); // printf("Hello,world!\r\n");
} }
} }