DIAMOND-MM-48-AT | Diamond Power Products instruction

250

DIAMOND-MM-48-AT

Autocalibrating 16-bit Analog I/O PC/104 Module

With Relays and Optocouplers

User Manual V1.01

 Copyright 2004 Diamond Systems Corporation 8430-D Central Ave.

Newark, CA 94560

Tel (510) 456-7800 www.diamondsystems.com

Image 1

Diamond Power Products user manual DIAMOND-MM-48-AT

Contents

DIAMOND-MM-48-AT Table of Contents Description DIAMOND-MM-48-AT Board Drawing O Header Pinout and PIN Description Signal Name DefinitionJ3 Analog and Digital I/O J4 Relays and Optocouplers Signal Name Definition Relay output contactsOptoisolated input contacts Base Address Board ConfigurationBase Address Jumper Position Hex Decimal Interrupt Level Selection Reserved Optocoupler PolarityAnalog Input Range Base + Write Function Read Function OverviewLSB MSB Write operations Register Map Bit AssignmentsDA7 DA6 DA5 DA4 DA3 DA2 DA1 DA0 Read operations Base + Write Register DefinitionsDefinitions Base + Read Base + Read/Write A/D Channel Register AD9 AD8HIGH3 HIGH2 HIGH1 HIGH0 LOW3 LOW2 LOW1 LOW0 Base + Read/Write Relay Control Port Base + Read/Write Digital I/O Configuration RegisterRELAY7 RELAY6 RELAY5 RELAY4 RELAY3 RELAY2 RELAY1 RELAY0 DIR3 DIR2 DIR1 DIR0 Base + Read Digital I/O Data and Edge Status DIO3 DIO2 DIO1 DIO0DEDGE3 DEDGE2 DEDGE1 DEDGE0 DIO3 DIO2 DIO1 DIO0 OEN3 OEN2 OEN1 OEN0 POL3 POL2 POL1 POL0 Daupdt DACH2 DACH1 DACH0 Base + Write Channel and Control RegisterOEDGE3 OEDGE2 OEDGE1 OEDGE0 OPTO3 OPTO2 OPTO1 OPTO0 Dapre Daprld Reset Fiforst Adstart Base + Write Command Register POL ADCH3 ADCH2 ADCH1 ADCH0 Base + Read Status Register CKSEL1 CKFRQ1 CKFRQ0 Scnint Clken Clksel Base + Write Configuration Register Adbusy Dabusy CKSEL1 CKFRQ1 CKFRQ0 Scnint Clken Clksel Base + Read Configuration & Status Register Fifoth Fifoen Scanen Base + Write Fifo Control RegisterBase + Read Fifo Status Register OVF Fifoth Fifoen Scanen Clrt Clrd Clro Clra Tinte Dinte Ointe Ainte Base + Write Interrupt Control Register Tint Dint Oint Aint Tinte Dinte Ointe Ainte Base + Read Interrupt Status Register Base + Read/Write Counter/Timer D15 Base + Read/Write Counter/Timer D7Base + Read/Write Counter/Timer D23 Ctrno Latch Gtdis Gten Ctdis Cten Load CLR Base + Write Counter/Timer Control RegisterCtrno Base + Read/Write Eeprom / TrimDAC Address Register Base + Read/Write Eeprom / TrimDAC Data Register Base + Write Calibration Control Register Base + Write Eeprom Access Key RegisterBase + Read Calibration Status Register Base + Read Fpga Revision Code Resolution Analog Input Ranges and ResolutionInput Ranges Single Ended and Differential Inputs Performing AN A/D Conversion LSB = readbase MSB = readbase+1 Data = MSB * 256 + LSB Trigger an A/D conversion on the current channel Input voltage = A/D value / 32768 * Full-scale voltage Trigger D SCAN, FIFO, and Interrupt OperationClken Clksel Conversion or Scan Interrupt Operation Fifo OperationFifoen Fifoth Scanen Fifoen = Operation Table Guidelines for Selecting Fifo Use Fifoen and FifothAinte Fifoen Scanen Analog Output Overview Generating AN Analog Output Reference Voltages Autocalibration Operation12.2 A/D calibration 12.3 D/A Calibration Digital I/O Operation Optocoupler Operation Procedure for enabling interrupts on selected edges Polarity and logic readback Edge detection assumes OENn = 1 to enable edge detection Relay Operation Counter 0 A/D Sample Control COUNTER/TIMER OperationCounter 1 Counting/Totalizing Functions Counter Command Sequences Counter Outpbase+15,0x01 Outpbase+15,0x81 Autocalibration SpecificationsGeneral