Cardputer Buzzer 蜂鸣器

#include "M5Cardputer.h"
 
void setup() {
    auto cfg = M5.config();
    M5Cardputer.begin(cfg);
}
 
void loop() {
    M5Cardputer.Speaker.tone(10000, 100);
    delay(1000);
    M5Cardputer.Speaker.tone(4000, 20);
    delay(1000);
}