SRF05-HY - ETC

SRF05-HY Ultra-Sonic Ranger

SRF05-HY - Ultra-Sonic Ranger Technical Specification Introduction The SRF05-HY is an evolutionary step from the SRF04-HY, and has been designed to increase flexibility, increase range, and to reduce costs still further. As such, the SRF05-HY is fully compatible with the SRF04-HY. Range is increased from 3 meters to 4 meters. A new operating mode (tying the .

Features

just leave the mode pin unconnected - the SRF05-HY has an internal pull up resistor on this pin. Mode 2 - Single pin for both Trigger and Echo This mode uses a single pin for both Trigger and Echo signals, and is designed to save valuable pins on embedded controllers. To use this mode, connect the mode pin to the 0v Ground pin. The echo signal will appear on the same pin as the trigger signal. The SRF05-HY will not raise the echo line until 700uS after the end of the trigger signal. You have that long to turn the trigger pin around and make it an input and to have your pulse measuring code re.