GE IC697VAL348 user manual General Description

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General Description

The primary features of the Digital-to-Analog Converter Board are as follows:

16-Bit resolution

Buffered voltage output (±10 V @ 5 mA)

Double-buffered data latches

Eight channels

Eight 16-Bit DACs (one per channel)

Front panel Fail LED

High reliability DIN type output connector

Multiplexed programmable outputs

Jumper-selectable synchronized update control

Double Eurocard form factor

Selectable external update control input provides single update strobe for all DAC outputs

Fast settling: 10 µs maximum to ±0.0003 percent of FSR

1-2	IC697VAL348 8-Channel, 16-bit Digital-to-Analog Converter Board User’s Manual	GFK-2059
	– December 2001

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Contents GE Fanuc Automation Cimstar As Used in this PublicationContents Reference Material and Other GE Fanuc Manuals Introduction, Description, and SpecificationsGeneral Description Functional Description Ground the System Safety SummaryConfiguration and Installation Do not install or remove boards while power is applied Physical InstallationJumper Function Preset Condition ConfigurationDigital-to-Analog Converter Board Installation Before Applying Power ChecklistRead this Direction OFF, Open = ON, Closed = Board Address Selection SwitchesAddress Modifier Address Modifier Response Selection JA Offset Binary TWO’S Complement Code Digital Code SelectionProgram Controlled and External Start Convert Mode Connector Descriptions Rear View of Board PC Board Pin Number Row a Signal Mnemonic P2 ConnectorRow B Signal Mnemonic Row C Signal MnemonicPC Board Row B Signal Mnemonic Row C P3 ConnectorDAC Zero Offset and Gain Calibration P3 ConnectorDigital-to-Analog Converter Board Calibration Table Channel Offest PotSide Programming DAC Channels Address Map 1Control and Status RegisterDAC Channels 0 to 7 Address Write Only D15 MSB D00 LSBDigital-to-Analog Converter Board Programming Options Immediate DAC Update ModeControl Register Data Format and Definitions D09 D08 Delayed DAC Update Mode Test Mode Programming Program Example Delayed DAC Update Mode END Control Word D15 to D0 Hex Value Analog Output Control in Immediate DAC Update ModeAnalog Out Pathway DAC Programming Sequence Delayed DAC Update Mode Analog Output Control in Delayed DAC Update Mode Theory of Operation Operational Overview Immediate DAC Update Mode Program Control Update Mode Digital-to-Analog Converter Board Functional Block Diagram VMEbus Interface Description A01 A02 A03 A04 VMEbus Interface Logic and Interface Signals DIG GND Maintenance