Table of Contents | Diamond Power Products MM-48-AT specification

TABLE OF CONTENTS

1.	DESCRIPTION	3
2.	DIAMOND-MM-48-AT BOARD DRAWING	4
3.	I/O HEADER PINOUT AND PIN DESCRIPTION	5
4.	BOARD CONFIGURATION	7
5.	I/O MAP	9
6.	REGISTER DEFINITIONS	11
7.	ANALOG INPUT RANGES AND RESOLUTION	27
8.	PERFORMING AN A/D CONVERSION	28
9.	A/D SCAN, FIFO, AND INTERRUPT OPERATION	31
10.	ANALOG OUTPUT OVERVIEW	34
11.	GENERATING AN ANALOG OUTPUT	35
12.	AUTOCALIBRATION OPERATION	36
13.	DIGITAL I/O OPERATION	37
14.	OPTOCOUPLER OPERATION	38
15.	RELAY OPERATION	40
16.	COUNTER/TIMER OPERATION	41
17.	SPECIFICATIONS	44

Diamond-MM-48-AT User Manual V1.01

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Diamond Power Products MM-48-AT user manual Table of Contents

Contents

DIAMOND-MM-48-AT Table of Contents Description DIAMOND-MM-48-AT Board Drawing J3 Analog and Digital I/O Signal Name DefinitionO Header Pinout and PIN Description Optoisolated input contacts Signal Name Definition Relay output contactsJ4 Relays and Optocouplers Base Address Jumper Position Hex Decimal Board ConfigurationBase Address Interrupt Level Selection Analog Input Range Optocoupler PolarityReserved LSB MSB OverviewBase + Write Function Read Function DA7 DA6 DA5 DA4 DA3 DA2 DA1 DA0 Register Map Bit AssignmentsWrite operations Read operations Definitions Register DefinitionsBase + Write Base + Read HIGH3 HIGH2 HIGH1 HIGH0 LOW3 LOW2 LOW1 LOW0 AD9 AD8Base + Read/Write A/D Channel Register RELAY7 RELAY6 RELAY5 RELAY4 RELAY3 RELAY2 RELAY1 RELAY0 Base + Read/Write Digital I/O Configuration RegisterBase + Read/Write Relay Control Port DIR3 DIR2 DIR1 DIR0 DEDGE3 DEDGE2 DEDGE1 DEDGE0 DIO3 DIO2 DIO1 DIO0 DIO3 DIO2 DIO1 DIO0Base + Read Digital I/O Data and Edge Status OEN3 OEN2 OEN1 OEN0 POL3 POL2 POL1 POL0 OEDGE3 OEDGE2 OEDGE1 OEDGE0 OPTO3 OPTO2 OPTO1 OPTO0 Base + Write Channel and Control RegisterDaupdt DACH2 DACH1 DACH0 Base + Write Command Register Dapre Daprld Reset Fiforst Adstart Base + Read Status Register POL ADCH3 ADCH2 ADCH1 ADCH0 Base + Write Configuration Register CKSEL1 CKFRQ1 CKFRQ0 Scnint Clken Clksel Base + Read Configuration & Status Register Adbusy Dabusy CKSEL1 CKFRQ1 CKFRQ0 Scnint Clken Clksel Base + Read Fifo Status Register Base + Write Fifo Control RegisterFifoth Fifoen Scanen OVF Fifoth Fifoen Scanen Base + Write Interrupt Control Register Clrt Clrd Clro Clra Tinte Dinte Ointe Ainte Base + Read Interrupt Status Register Tint Dint Oint Aint Tinte Dinte Ointe Ainte Base + Read/Write Counter/Timer D23 Base + Read/Write Counter/Timer D7Base + Read/Write Counter/Timer D15 Ctrno Base + Write Counter/Timer Control RegisterCtrno Latch Gtdis Gten Ctdis Cten Load CLR Base + Read/Write Eeprom / TrimDAC Data Register Base + Read/Write Eeprom / TrimDAC Address Register Base + Read Calibration Status Register Base + Write Eeprom Access Key RegisterBase + Write Calibration Control Register Base + Read Fpga Revision Code Input Ranges Analog Input Ranges and ResolutionResolution Single Ended and Differential Inputs Performing AN A/D Conversion Trigger an A/D conversion on the current channel LSB = readbase MSB = readbase+1 Data = MSB * 256 + LSB Input voltage = A/D value / 32768 * Full-scale voltage Clken Clksel D SCAN, FIFO, and Interrupt OperationTrigger Conversion or Scan Fifoen Fifoth Scanen Fifo OperationInterrupt Operation Fifoen = Ainte Fifoen Scanen Guidelines for Selecting Fifo Use Fifoen and FifothOperation Table Analog Output Overview Generating AN Analog Output 12.2 A/D calibration Autocalibration OperationReference Voltages 12.3 D/A Calibration Digital I/O Operation Procedure for enabling interrupts on selected edges Optocoupler Operation Edge detection assumes OENn = 1 to enable edge detection Polarity and logic readback Relay Operation Counter 1 Counting/Totalizing Functions COUNTER/TIMER OperationCounter 0 A/D Sample Control Command Sequences Counter Counter Outpbase+15,0x01 Outpbase+15,0x81 General SpecificationsAutocalibration