HC-SR04 Ultraschallsensor + Reichweitenmodul Testplatine serieller Ausgang Digital LED
7,52 €
Input trigger signal: 10us TTL impulse. Output signal: Electric frequency signal, high level 5V, low level 0V. Sensor angle: Not more than 15 degrees. Echo signal : output TTL PWL signal. Onboard STM8S103 high-performance microprocessor with digital display.
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