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TABLE OF CONTENTS (Continued)
Page
SECTION 4. PROGRAMMING
4.1
INTRODUCTION TO CONTROLLING THE VMIVME-3111 BOARD ...4-1
4.2
CONTROL AND STATUS REGISTER DESCRIPTIONS .....................4-2
4.3 INITIALIZATION ...................................................................................4-5
4.4 ANALOG
INPUT MODES.....................................................................4-5
4.5
ACCESSING THE ANALOG INPUT CHANNELS ................................4-6
4.5.1 Gain
Selection ......................................................................................4-6
4.5.2 Channel
Selection ................................................................................4-7
4.5.3
Gain and Channel Selection Precedence.............................................4-8
4.6
CONTROLLING AND READING THE ADC .........................................4-9
4.6.1 ADC
Timing ..........................................................................................4-9
4.6.2 ADC
Controls and Flags.......................................................................4-9
4.6.3 Reading
ADC Codes ............................................................................4-15
4.6.4 External
Trigger Operation ...................................................................4-17
4.7
CONTROLLING THE ANALOG OUTPUTS .........................................4-17
4.7.1 Writing
to
Outputs.................................................................................4-17
4.7.2 Off-Line
Operation................................................................................4-18
4.8
SELF-TESTING THE VMIVME-3111 BOARD......................................4-18
4.8.1
Loopback Testing of Inputs and Outputs ..............................................4-19
4.8.2 Calibration
Self-Testing ........................................................................4-22
4.8.3 Performing
Autocalibration ...................................................................4-25
4.9 BUS
INTERRUPT
CONTROL ..............................................................4-25
4.9.1 Interrupt
Control Register .....................................................................4-26
4.9.2 Interrupt
Vector Register ......................................................................4-27
4.10 BOARD
IDENTIFICATION REGISTER ................................................4-28
SECTION 5. CONFIGURATION AND INSTALLATION
5.1 UNPACKING
PROCEDURES ..............................................................5-1
5.2 PHYSICAL
INSTALLATION .................................................................5-1
5.3
BEFORE APPLYING POWER: CHECKLIST ......................................5-1
5.4 OPERATIONAL
CONFIGURATION .....................................................5-2
5.4.1 Factory-Installed Jumpers ....................................................................5-2
5.4.2
Board Address and Address Modifier Selection ...................................5-6
5.4.3
Analog Input Voltage Range Selection .................................................5-7
5.4.4
Current Loop Termination Resistors.....................................................5-7
5.4.5 Differential/Single-Ended
Input Mode Selection ...................................5-7
5.4.6
Analog Output Voltage Range Selection ..............................................5-7
5.5 CALIBRATION .....................................................................................5-8
5.5.1 Equipment
Required.............................................................................5-8
5.5.2 Internal
Reference
Voltage Calibration.................................................5-10
5.5.3
Programmable Gain Amplifier (PGA) Calibration .................................5-10
5.5.3.1
Voltage Input Option Calibration...........................................................5-10
5.5.3.2
Current Input Option Calibration...........................................................5-11
5.5.4
Manual ADC Calibration .......................................................................5-12
5.5.5 Analog
Outputs
Calibration...................................................................5-13
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