Omega
OME-A822PG
manual
OME-A-822PGL/PGH Hardware Manual
Specification
Analog Input Signal Connection
Default base address is
Programmable Timer/Counter
Warranty
Hardware Configuration
Diagnostic Utility
Setup
Connector
Jumper Settings
Page 36
Figure 2
Figure 3
OME-A-822PGL/PGH
Hardware Manual
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Image 36
Page 35
Page 37
Contents
User’sGuide
Canada
Mexico
Benelux
Czech Republic
OME-A-822PGH/PGL
Tables of Contents
Introduction
Connector
Features
General Description
Specifications
Power Consumption
Analog Inputs
3 A/D Converter
DA Converter
Digital I/O
Interrupt Channel
Programmable Timer/Counter
Direct Memory Access Channel DMA
Applications
Product Check List
Hardware Configuration
Board Layout
I/O Base Address Setting
Default base address is
Jumper Settings
1 JP1 D/A Internal Reference Voltage Selection
2 JP2 D/A Int/Ext Ref Voltage Selection
3 JP3 Single-ended/Differential Selection
4 JP4 A/D Trigger Source Selection
5 JP5 Interrupt Level Selection
6 JP6 User Timer/Counter Clock Input Selection
7 JP7 DMA Dack Selection JP8 DMA DRQ Selection
DRQ JP7 Dack JP8 DMA
I/O Register Address
Address Read Write
1 8254 Counter
2 A/D Input Buffer Register
Conversion is completed, the Ready bit will clear to zero
3 D/A Output Latch Register
4 D/I Input Buffer Register
Clear Interrupt Request
6 A/D Gain Control Register
GAIN3 GAIN2 GAIN1 GAIN0
OME-A-822PGH Gain Control Code Table
7 A/D Multiplex Control Register
8 A/D Mode Control Register
9 A/D Software Trigger Control Register
10 D/O Output Latch Register
Digital I/O
CN2
8254 Timer/Counter
Counter
A/D Conversion
1 A/D conversion flow
Polling, interrupt and DMA
2 A/D Conversion Trigger Modes
3 A/D Transfer Modes
Using software trigger and polling transfer
Delay the settling time refer to Sec .4.6 and Sec
Refer to Sec
D/A Conversion
Analog Input Signal Connection
OME-A-822PGL/PGH Hardware Manual
OME-A-822PGL/PGH Hardware Manual
Signal Shielding
Use a single connection to frame ground not A.GND or D.GND
Using OME-DB-8225 CJC Output
CN1/CN2/CN3 Pin Assignment
CN1 Digital Input Pin Assignment
CN2 Digital Output Pin Assignment
SINGLE-ENDED Signal Mode
Differential Signals
Daughter Board
OME-DB-8225
OME-DB-37
OME-DB-16P
Calibration
Description of Variable Resistors
D/A Calibration
A/D Calibration
Diagnostic Utility
Introduction
OME-A-822PGL/PGH Hardware Manual
Running The Diagnostic Utility
Setup
Base address selection screen
DMA no and IRQ no selection screen
Calibration
Function Test
Test Test Screen
Digital I/O Test Screen
Multiplexer Test Screen
Use IRQ Test Screen
Use DMA Test Screen
DA Gain Test Screen
Timer 0 Test Screen
Special Test
Help
WARRANTY/DISCLAIMER
Temperature
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