VXI SVM2608 user manual Table of Contents

Page 3

www.vxitech.com

TABLE OF CONTENTS
INTRODUCTION
TABLE OF CONTENTS	3
Certification	5
Warranty	5
Limitation of Warranty	5
Restricted Rights Legend	5
DECLARATION OF CONFORMITY	6
GENERAL SAFETY INSTRUCTIONS	7
Terms and Symbols	7
Warnings	7
SUPPORT RESOURCES	9
SECTION 1	11
INTRODUCTION	11
Introduction	11
Overview	11
Acquiring Data	13
Triggering	13
Linear Mode	14
Pre-Trigger	14
Delayed Trigger	14
FIFO Mode	15
Calibrations	15
Test Bus	15
Commands	15
Option -01	16
Physical Description	18
Front Panel Interface Wiring	19
SVM2608 Specifications	20
SECTION 2	23
PREPARATION FOR USE	23
Introduction	23
Calculating System Power and Cooling Requirements	23
Setting the Chassis Backplane Jumpers	23
Setting the Base Address	24
Example 1	25
Example 2	26
Module Installation/Removal	26
SECTION 3	27
PROGRAMMING	27
Introduction	27
Device Memory Maps	27
Function Offset	27
Register Offset	27
Data(Byte) Ordering	30
Determining the Register Address	31
Accessing the Registers	32
Description of Registers	32
Microprocessor Commands	41

SVM2608 Preface

3

Image 3

Contents SVM2608 VXI Technology, Inc Table of Contents Self Test Command Restricted Rights Legend WarrantyLimitation of Warranty CertificationSteve Mauga, QA Manager EMCUse Proper Power Source Service should only be performed by qualified personnelTerms and Symbols Use Proper Power CordImproper Use Avoid Electric ShockGround the Product Operating ConditionsTechnical Support VXI Technology World HeadquartersVXI Technology Cleveland Instrument Division VXI Technology Lake Stevens Instrument DivisionVXI Technology, Inc SVM2608 Preface Overview IntroductionScale Triggering Acquiring DataLinear Mode Delayed TriggerPre-Trigger Test Bus Fifo ModeCommands CalibrationsOption SVM2608 Block Diagram Physical Description SVM2608 Environmental SpecificationsCH1I+ GND CH3I+ Exttrigin CH0I CH2I Front Panel Interface WiringGND CH1I CH3I GNDMtbf SVM2608 SpecificationsOption 1 SVM2608-01 VXI Technology, Inc SVM2608 Introduction Setting the Chassis Backplane Jumpers Calculating System Power and Cooling RequirementsRotary Switch Locations Setting the Base AddressExample Divide DecimalMSB LSB Module INSTALLATION/REMOVAL Switch to C and the front switch toRegister Offset Device Memory MapsFunction Offset ReservedMS = Most Significant LS = Least Significant SVM2608 A32 Register MAP0x72 Command Register Channel 0x74 Databyte Ordering Determining the Register Address Accessing the Registers Description of RegistersSysfailctl EXT Trig Slope Force Trigger, Start Register 0x02 Read & WriteINTLVL2 HSTRIGSRC2Timeoutctl ReservedExternal Trigger Level 0x06 Read & Write ATTN-GAIN1-GAIN0 2WIREOHMS4WIREOHMS LINEAR/FIFOSample Rate 0x0C, 0x34, 0x5C, 0x84 Read & Write Sample Rate 0x0E, 0x36, 0x5E, 0x86 Read & WriteKHz Channels 0-3/5 MHz Channels 4-5 LPF Control This bit Sample Rate, High-Speed 0xAE, 0xD6 Read & Write Sample Rate, High-Speed 0xAC, 0xD4 Read & WriteTimeout 0x1C, 0x44, 0x6C, 0x94, 0xBC, 0xE4 Read & Write Fifo Data 0x24, 0x4C, 0x74, 0x9C, 0xC4, 0xEC Read Only Fifo Data 0x26, 0x4E, 0x76, 0x9E, 0xC6, 0xEE Read OnlyReserved Registers 0xF8 0xFC Trigger Delay = Measurement Commands Microprocessor CommandsCaptured Data Calculations Self Test Command Resistance Measurement Offset MethodResistance Measurement Dynamic Method Example Preset Setting Measurement CommandsTrigger Event Forced Trigger Calibration CommandsSample Points Sample RatePage Error Processing There are no errors in the queue Diagnostic Commands Changes become effective the next time the module powers up Examples Example 2 Setting Channel 2 to Acquire 200,000 SamplesExample 3 Setting Channel 2 to Pre-acquire 100,000 Samples Timeout Register = Timeout Base * 213 + Timeout Counter Timeout Counter = Timeout / Timeout Base ClockVXI Technology, Inc SVM2608 Programming Data Swapping Example Appendix aVXI Technology, Inc SVM2608 Appendix a Index