Measurement-computing CIO-DAC04/12 Manual do Utilizador Página 1

CIO-DAC04/12-HSUser’s ManualRevision 2October, 2000

8.Toggle START bit to start pacer.1024 samples or more:1.Stop pacer by setting 8254 to mode 2.2.Clear FIFO.3.Disable and reset interrupts.4.Set channe

1 SIMUL DAC Simultaneous update mode. All DAC's are updated when Channel 3 is updated.= 0 Normal DAC update mode (as data comes in).= 1 Simultane

Base + 8 (Counter 0 Data)RD D7 D6 D5 D4 D3 D2 D1 D0WR D7 D6 D5 D4 D3 D2 D1 D0Base + 9 (Counter 1 Data)RD D7 D6 D5 D4 D3 D2 D1 D0WR D7 D6 D5 D4 D3 D2

5. CALIBRATION AND TEST Every board was fully tested and calibrated before leaving the factory. For normal environments, a calibration interval of 6

6. SPECIFICATIONSPower Consumption+5V supply 520 mA typ, 610 mA max.Analog OutputResolution 12 bitsNumber of channels 4 Voltage OutputD/A type AD7948B

Counters SectionConfiguration 82C54 device. 3 down-counters, 16 bits each, chained to form a 48-bit counterCounter 0 - Internal Pacer - First dividerS

For your notes.-12-

EC Declaration of ConformityWe, Measurement Computing Corp., declare under sole responsibility that the product:DescriptionPart NumberISA Bus, high sp

Measurement Computing Corporation16 Commerce Boulevard,Middleboro, Massachusetts 02346(508) 946-5100Fax: (508) 946-9500E-mail: info@measurementcomputi

LIFETIME WARRANTYEvery hardware product manufactured by Measurement Computing Corp. is warranted against defects in materials or workmanship forthe li

106. SPECIFICATIONS...95.2 CALIBRATING THE D/A CONVERTERS...

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1. INTRODUCTION The installation and operation of the CIO-DAC04/12-HS board is very simple. Use InstaCalTM to help you quickly and easily setup,i

2.3 OUTPUT RANGE SELECTIONThe analog output full-scale ranges are set by DIP switches. Each analog channel has a separate set of switches. The locatio

3. CONNECTIONS3.1 MAIN CONNECTOR DIAGRAMAll user-connections to the CIO-DAC04/12-HS are made through a 37 pin “D” connector accessible from the rear

3.2 ANALOG OUTPUTSAnalog outputs are voltage outputs which can be connected to any device which will record, display or be controlled by a voltage. Th

4. PROGRAMMING There are three common approaches to programming the CIO-DAC04/12-HS board. They are: Writing custom software utilizing our Universal