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用ATmega32U4芯片让小灯闪烁
控制duty cycle来调整LED的亮度
用Timer让LED闪烁
用Timer来控制LED的闪烁频率,涉及到OCR3A寄存器
用Timer来控制LED的duty cycle
用Timer,让一个LED 0.3s内到达最亮,然后再用0.6秒熄灭。模拟心脏的跳动。
使用Timer(计数器)让LED模拟心脏一强一弱的跳动
用Timer(计数器)让LED模拟心跳变缓的过程。
用开关控制小灯的亮和灭
使用Timer计数器,在信号上升沿的时候,读出ICR3里面存的数据
遮住光感传感器,小灯会亮
用LTE发射红外光,用LTR接收红外光。接收到不同频率,就亮不同的灯。
ADC转化的十个步骤,设置各个寄存器实现ADC转化
ADC转化的十个步骤,设置各个寄存器实现ADC转化。具体功能:转动两个电位器,我可以把他们的数值读取出来(ADC)
用三个电位器控制三个电机转动。做成一个可爱的小项目
CLI
lab before final
1
按下按钮小灯亮,松开按钮小灯灭
用ledcWrite(ledChannel, duty)来控制pwm (之前学过用timer来控制)
两个esp32c4之间互相传递数据
用网页控制一个小灯的PWM
用differential drive的结构,控制三轮小车前进 后退 左转 右转
用自己写的网页去控制DC电机前进,后退,加速,减速
用自己写的网页去控制LED的亮或灭
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