URM04 Ultrasonic Distance Sensor (4~500cm, RS485) Shipping:1 day filter ENV and LFO with

filter ENV and LFO with sine or sample & hold waveform

UBW Bootloader ( Hex )

* 1x button (with EM2 wake-up)

Based on the SX1509 I/O expander

* 5-volt standard TTL inputs

URM04 Ultrasonic Distance Sensor (4~500cm, RS485) Shipping:1 day filter ENV and LFO withThe URM04 Ultrasonic sensor is developed based on our popular URM37 ultrasonic sensor , it is using RS485 interface which allows multiple sensors to be used simultaneously. The RS485 interface allows a number of sensors to work together. Up to 32 URM04 may be connected together in a network. The ultrasonic sensor allows you to determine the exact distance of an obstacle in the sonar field of view. The cleverness of your robot will depend on a