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Содержание USB-3114

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Страница 2: ...USB 3114 USB based Analog Output User Guide Document Revision 4A January 2011 Copyright 2011 Measurement Computing Corporation...

Страница 3: ...in any form by any means electronic mechanical by photocopying recording or otherwise without the prior written permission of Measurement Computing Corporation Notice Measurement Computing Corporation...

Страница 4: ...ecting the USB 3114 to your system 11 Calibrating the USB 3114 11 Chapter 3 Functional Details 12 External components 12 USB connector 12 USB LED 12 Power connector 12 Power LED 13 Screw terminal bank...

Страница 5: ...USB 3114 User s Guide USB specifications 22 Environmental 22 Mechanical 22 Main connector and pin out 23 Declaration of Conformity 24...

Страница 6: ...information to help you avoid injuring yourself and others damaging your hardware or losing your data bold text Bold text is used for the names of objects on a screen such as buttons text boxes and ch...

Страница 7: ...specified 100 ms For those applications that may potentially exceed the 40 mA maximum current limit or the 100 ms short circuit condition external current limiting must be used to prevent potential d...

Страница 8: ...USB 3114 functions are illustrated in the block diagram shown here Figure 2 USB 3114 block diagram Software features For information on the features of InstaCal and the other software included with yo...

Страница 9: ...B 3114 What comes with your USB 3114 shipment The following items are shipped with the USB 3114 Hardware USB 3114 device USB cable 2 meter length External power supply and cord 10 watt AC power adapte...

Страница 10: ...talling the software on the Measurement Computing Data Acquisition Software CD This booklet is available in PDF at www mccdaq com PDFs manuals DAQ Software Quick Start pdf Installing the hardware Be s...

Страница 11: ...dicates that communication is established between the USB 3114 and your computer Caution Do not disconnect any device from the USB bus while the computer is communicating with the USB 3114 or you may...

Страница 12: ...l power supply that shipped with the USB 3114 to power the device USB LED The USB LED indicates the communication status of the USB 3114 It uses up to 10 mA of current and cannot be disabled The table...

Страница 13: ...e USB 3114 pins 1 to 28 provide the following connections Eight analog voltage output connections VOUT0 VOUT2 VOUT4 VOUT6 VOUT8 VOUT10 VOUT12 VOUT14 Four analog ground connections AGND Eight digital I...

Страница 14: ...o DIO7 pins 21 through 28 You can configure each digital port for either input or output When you configure the digital bits for input you can use the digital I O terminals to detect the state of any...

Страница 15: ...in slave mode for immediate update of DAC outputs When the SYNCLD pin is in slave mode the analog outputs can be updated immediately or when a positive edge is seen on the SYNCLD pin this is under so...

Страница 16: ...D A LOAD signal from the master device Use InstaCal to set the direction of the SYNCLD pin 3 Configure the SYNCLD pin on the master device for output to generate an output pulse on the SYNCLD pin Set...

Страница 17: ...USB 3114 User s Guide Functional Details 17 Mechanical drawings Figure 9 Circuit board top and housing dimensions...

Страница 18: ...peak typ Differential non linearity Note 3 Calibrated 1 25 LSB typ 2 LSB to 1 LSB max Un calibrated 0 25 LSB typ 1 LSB max Output current Note 4 VOUTx pins 40 mA max single channel 180mA max total loa...

Страница 19: ...r the 100 ms short circuit condition external current limiting must be used to prevent potential damage to the USB 3114 Table 2 Absolute accuracy specifications calibrated output VOUTx Rload 20 mA fix...

Страница 20: ...cted to the 5V terminal pin pin 56 Synchronous DAC Load Table 7 SYNCLD I O specifications Parameter Conditions Specification Pin name SYNCLD terminal block pin 49 Power on and reset state Input Pin ty...

Страница 21: ...Table 9 Memory specifications EEPROM 256 bytes EEPROM configuration Address range Access Description 0x000 0x0FF Read write 256 bytes user data Microcontroller Table 10 Microcontroller specifications...

Страница 22: ...ntribution due to DIO loading Note 11 The USB 3114 product includes an AC power adapter MCC part number PS 5V2AEPS USB specifications Table 12 USB specifications USB device type USB 2 0 full speed USB...

Страница 23: ...UT1 2 NC 30 NC 3 VOUT2 31 VOUT3 4 NC 32 NC 5 AGND 33 AGND 6 VOUT4 34 VOUT5 7 NC 35 NC 8 VOUT6 36 VOUT7 9 NC 37 NC 10 AGND 38 AGND 11 VOUT8 39 VOUT9 12 NC 40 NC 13 VOUT10 41 VOUT11 14 NC 42 NC 15 AGND...

Страница 24: ...ns Immunity EN61326 Annex A IEC 61000 4 2 1995 Electrostatic Discharge immunity Criteria C IEC 61000 4 3 1995 Radiated Electromagnetic Field immunity Criteria A IEC 61000 4 4 1995 Electric Fast Transi...

Страница 25: ...ion 10 Commerce Way Norton Massachusetts 02766 508 946 5100 Fax 508 946 9500 E mail info mccdaq com www mccdaq com NI Hungary Kft H 4031 Debrecen H tar t 1 A Hungary Phone 36 52 515400 Fax 36 52 51541...

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