Specifications; Usb Specification; Rear Panel Specifications; Front Panel Specifications - TDK-Lambda GENESYS User Manual

2. Specifications

2.1. USB Specification

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USB 2.0 compliant.
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Bus powered: requires +5V DC power from the driving port.
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Maximum USB cable length: 16 feet (from USB 2.0 spec).
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USB signal and shield grounded to power supply chassis.

2.2. Rear Panel Specifications

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"B" Type USB socket, four pins.
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DIP switch to enable or disable the USB port.
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Enable USB. Also disables RS-232 and RS-485 IN.
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Disable USB. Allows RS-232 and RS-485 with daisy chaining.
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All other rear panel features are the same as the standard Genesys™ power supply.

2.3. Front Panel Specifications

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On power-up, when USB is enabled, front panel shows "USb" for three seconds.
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Settable serial address (0 to 30) for daisy-chaining many supplies to one USB port.
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All other front panel features are the same as the standard Genesys™ power supply.

2.4. USB Drivers

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Most common drivers available on the Genesys™ Driver CD-ROM.
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Additional drivers available for download from
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Support for a variety of operating systems: Windows, Mac OS, Linux and Windows CE.

2.5. Software Support

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The USB power supply may be installed as a Virtual COM port (VCP). This allows the USB supply to
appear as an additional COM port (i.e. RS-232 port) available to the PC. Application software can
access the USB supply in the same way as it would access a standard COM port.
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There is full support for COM ports including:
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You may send commands with programs such as HyperTerminal.
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Any programming language may use the native operating system drivers for the COM port.
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TDK-Lambda has Test and Measurement drivers including IVI-COM, IVI-C and native LabView.
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There is a USB driver library (DLL) called D2XX drivers. These allow your application program can make
direct communication to the Genesys™ USB without creating a virtual COM port.
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There is support for the USB D2XX driver library including:
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The library drivers are available on the Genesys™ Driver CD-ROM.
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Library compatible with Windows, Mac OS and Linux.
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See http://www.ftdichip.com

2.6. USB Command Set

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Uses serial command set with abbreviated commands. For example, send "PV" to program the voltage.
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Uses same commands as the standard Genesys™ power supply for RS-232/485.
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Commands are not SCPI compliant.
http://www.ftdichip.com.
for additional support.
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83-033-800 Rev A