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URG FAQ

This page introduces FAQ and the answer.

Sensor

Range data

Q. What is the meaning of tiny range data

A. We have received a question about meaning of range data. The question is that what does the zero value of obtained range data mean. If a range value is less than 20, the value denotes about error occured. The value less than 20 means range can not be detected maybe because of open space or too long distant to objects or high reflectivity objects.

USB

Q. What is the communication protocol of USB?

A. CDC-ACM (Communications Device Class - Abstract Control Model)

This protocol can be used for emulating serial ports over USB.

• http://en.wikipedia.org/wiki/USB_communications_device_class

Q. How soon is the effective value of the communication done?

A. A rough transmission rate is 2 It is Mbps. (using Full-Bandwidth)

Firmware update

Q. Where is the new firmware file?

A. Please download firmware update tool below.

• HOKUYO AUTOMATIC CO.,LTD. LRF sensor information (www.hokuyo-aut.jp)