Maxbotix HRLV-MaxSonar HR-USB-EZ1 Ultrasonic Rangefinder

USB-serial ultrasonic rangefinder with 1 mm resolution, 1 mm–5 m detection range, and internal temperature compensation for speed-of-sound correction. Connects directly to a PC via micro-B USB with no microcontroller required.

Logical pinout · physical placement not verified

Micro-B USB VBUS
USB Micro-B connection used to power/interface the HR-USB-EZ1 sensor when a micro B USB cable is connected, per Adafruit product page.
Type · PowerVoltage · USB 5V from host/cable; product page says connect a micro B USB cable and install FTDI drivers for serial sonar data.
Micro-B USB GND
USB ground return for the Micro-B connection used by the sensor.
Type · GroundVoltage · 0V USB ground reference.
Micro-B USB data
USB data interface to the onboard FTDI serial connection; Adafruit says the sensor provides serial sonar distance data via serial on a computer after FTDI drivers are installed.
Type · Signal

Pin	Type	Function	Voltage
Micro-B USB VBUS	Power	USB Micro-B connection used to power/interface the HR-USB-EZ1 sensor when a micro B USB cable is connected, per Adafruit product page.	USB 5V from host/cable; product page says connect a micro B USB cable and install FTDI drivers for serial sonar data.
Micro-B USB GND	Ground	USB ground return for the Micro-B connection used by the sensor.	0V USB ground reference.
Micro-B USB data	Signal	USB data interface to the onboard FTDI serial connection; Adafruit says the sensor provides serial sonar distance data via serial on a computer after FTDI drivers are installed.

Logical pinout · physical placement not verified

Pin details

3 connections

Micro-B USB VBUS
USB Micro-B connection used to power/interface the HR-USB-EZ1 sensor when a micro B USB cable is connected, per Adafruit product page.
PowerVoltage · USB 5V from host/cable; product page says connect a micro B USB cable and install FTDI drivers for serial sonar data.
Micro-B USB GND
USB ground return for the Micro-B connection used by the sensor.
GroundVoltage · 0V USB ground reference.
Micro-B USB data
USB data interface to the onboard FTDI serial connection; Adafruit says the sensor provides serial sonar distance data via serial on a computer after FTDI drivers are installed.
Signal

Start wiring

I2C · SPI · Single data line · 3.3 – 5 V · Breakout

Pimoroni describes its VL53L1X breakout as a compact time-of-flight distance sensor with I²C address 0x29, 4–400 cm range, 27° field of v…

Module pins: Micro-B USB VBUS, Micro-B USB GND, Micro-B USB data. Schematik maps them to your board in the app.

Distance sensors

176 other options

About 180 listings spanning VL53-series ToF breakouts, HC-SR04 and MaxSonar ultrasonics, 360° triangulation LiDARs, IR proximity sensors, 24GHz mmWave presence detection and laser break-beam sensors.

View all 176

Related groups

4 groups

Biometrics

UART/I2C fingerprint modules, MAX30102 PPG breakouts, and analog ECG/EMG front-ends for access control and hobby biometric sensing.

Sensors · Biometric sensors · 26 parts

Cameras

Pi CSI modules, USB cameras, MCU-class OV2640/OV5640 boards, on-camera AI like HuskyLens and OpenMV, and thermal or ToF imagers — over 130 listings across very different pipelines.

Sensors · Cameras & vision · 141 parts

Power monitors

INA-series I2C monitors, Hall-effect sensors like the ACS723 and Gravity 20A/50A boards, and non-invasive CT clamps for everything from 3.3V rail telemetry to mains current sensing.

Sensors · Current & voltage · 25 parts

Force & weight

Interlink-style FSRs, strain-gauge load cells with HX711 amplifiers, and ready-made kits like DFRobot's Gravity I2C 1kg scale — from simple touch detection to accurate mass measurement.

Sensors · Force & weight · 28 parts

Pinout