The smart bicycle light is installed on the handlebars of the bicycle. It can automatically light up the LED light according to the light sensor for front lighting. It can monitor the left and right turns of the handlebars according to the IMU to realize the direction flashing reminder. It can detect whether there are obstacles in front according to the millimeter wave radar and issue a warning reminder. ESP32-S3-LCD-EV-Board is used as the main control board, and an external photoresistor sensor is connected to collect the light intensity through ADC. The attitude data of ICM-2094 is collected through I2C to monitor the direction of the handlebars. By reading the terminal output of the millimeter wave sensor, it is monitored whether there are obstacles in front.
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