Omega Engineering OMG PCI DIO48 User Manual

Users Guide  
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OMG-PCI-DIO48  
48 Channel Digital I/O Board  
Contents  
INTRODUCTION.......................................................................................................... 1  
OVERVIEW........................................................................................................................1  
WHATS INCLUDED........................................................................................................1  
INSTALLATION........................................................................................................... 1  
CARD SETUP....................................................................................................................1  
SOFTWARE INSTALLATION..........................................................................................1  
Linux Users............................................................................................................ 1  
SYSTEM INSTALLATION................................................................................................2  
TECHNICAL DESCRIPTION..................................................................................... 3  
SOFTWARE.......................................................................................................................3  
LINUX USERS....................................................................................................................3  
3rd Party Software Support................................................................................. 4  
ELECTRICAL CHARACTERISTICS..................................................................................5  
Pull Ups.................................................................................................................. 6  
50 PIN RIBBON PIN OUT ................................................................................................7  
APPLICATION PROGRAMMERS INTERFACE (API) ....................................................8  
Presetting an Output Port:................................................................................. 8  
Interrupts:.............................................................................................................. 8  
PORT C..............................................................................................................................8  
Port Configuration:............................................................................................. 9  
Relative Addressing vs. Absolute Addressing................................................. 9  
ABSOLUTE ADDRESS....................................................................................................12  
DIRECT HARDWARE CONTROL..................................................................................14  
Reading the Inputs:............................................................................................14  
Reading the Outputs:.........................................................................................14  
Presetting an Output Port:...............................................................................14  
Writing the Outputs: ..........................................................................................14  
Bit Set/Reset ........................................................................................................14  
Port Configuration:...........................................................................................14  
Interrupts .............................................................................................................15  
Port C ...................................................................................................................16  
Register Description (for direct hardware control)....................................16  
SPECIFICATIONS......................................................................................................22  
ENVIRONMENTAL SPECIFICATIONS..........................................................................22  
POWER CONSUMPTION................................................................................................22  
MEAN TIME BETWEEN FAILURES (MTBF) .............................................................22  
PHYSICAL DIMENSIONS................................................................................................22  
APPENDIX A - TROUBLESHOOTING..................................................................23  
APPENDIX B - HOW TO GET ASSISTANCE......................................................24  
APPENDIX C - SILK-SCREEN.................................................................................25  
APPENDIX D - COMPLIANCE NOTICES .............................................................26  
FEDERAL COMMUNICATIONS COMMISSION STATEMENT....................................26  
EMC DIRECTIVE STATEMENT...................................................................................26  
FIGURES  
Figure 1-Electrical Characteristics ...................................................................5  
Figure 2-Pull Up Resistors ..................................................................................6  
Figure 3-50 Pin Ribbon Cable Pin Out..............................................................7  
Figure 4-Control Words .......................................................................................9  
Figure 5-Absolute byte Address (any configuration) ....................................11  
Figure 6-Relative byte Address Given:.............................................................11  
Figure 7-Absolute bit Address (any configuration).......................................12  
Figure 8-Relative Byte Address ........................................................................13  
Figure 9-(Print and fill in for your configuration) ........................................14  
Figure 10-RegisterDescription.........................................................................16  
Figure 11-Control Words ...................................................................................18  
Figure 12-Interrupt Control ..............................................................................21  
Figure 13-Interrupt Mode...................................................................................21  
Figure 14-Interrupt Read...................................................................................21  
Introduction and Installation  
Introduction  
Overview  
The OMG-PCI-DIO48 provides two 8255 mode 0 compatible ports providing  
four eight-bit ports and four four-bit ports. Each can be individually configured  
as inputs or outputs. When configured as outputs each bit of the four bit ports  
may be set or reset individually.  
What’s Included  
The OMG-PCI-DIO48 is shipped with the following items. If any of these items  
is missing or damaged, contact the supplier.  
·
·
·
OMG-PCI-DIO48 Adapter  
Software  
Industry Standard Relay Rack Cables are Available:  
Part number CA135 for Edge Connection  
Part number CA167 for IDC Connection  
Installation  
Card Setup  
The OMG-PCI-DIO48 is a fully compliant PCI ‘Plug and Play’ adapter. All card  
resources (i.e. I/O address, IRQ selection) are auto-assigned by either your  
system BIOS or your ‘Plug and Play’ operating system.  
Software Installation  
For proper operation install software first. To install the software place the CD in  
your CD-ROM tray and the auto-run program will start. If auto-run is not  
available browse the CD and choose “index.htm”. Choose Install Software at the  
beginning of the CD. Select the Digital I/O software drivers and install SeaIO  
prior to installing hardware.  
Linux Users  
Refer to the installation instructions at the beginning of the CD for details on  
installing the digital I/O cards in Linux.  
OMG-PCI-DIO48  
Page 1  
Introduction and Installation  
System Installation  
The OMG-PCI-DIO48 can be installed in any of the PCI expansion slots.  
1. Turn off PC power. Disconnect the power cord.  
2. Remove the PC case cover.  
3. Locate an available PCI slot and remove the blank metal slot cover.  
4. Remove the clamping portion of the bracket from the card.  
5. Gently insert the OMG-PCI-DIO48 into the slot. Make sure that the  
adapter is seated properly.  
6. Feed the two 50-pin ribbon cables through the cutout bracket and  
connect them to the card.  
7. Replace the bracket retaining screw.  
8. Install the clamping portion of the bracket  
9. Replace the computer cover.  
10. Connect the power cord. Installation is complete.  
OMG-PCI-DIO48  
Page 2  
Technical Description  
Technical Description  
The OMG-PCI-DIO48 provides 48 channels of digital I/O configurable as inputs or outputs, which  
can be utilized for PC based control and automation including sensors, switches, satellite antenna  
control systems, video and audio studio automation, security control systems, and other industrial  
automation systems.  
Software  
The OMG-PCI-DIO48 ships with the SeaI/O suite of Windows 98/NT/ME/2000 drivers. SeaI/O  
provides the user with a consistent and straightforward API, allowing the developer to concentrate  
on the details of the application as opposed to low level driver development. Popular development  
environments, including Visual C++, Visual Basic, and Delphi, are supported for application  
development. SeaI/O includes a utility for configuring the driver parameters under Windows,  
further simplifying installation.  
Linux Users  
The OMG-PCI-DIO48 ships with software for Linux, including a kernel-mode driver, API, and the  
SeaIOTst diagnostic tool. The kernel-mode driver is provided as a module, so future driver  
upgrades may be performed with minimal (usually zero) downtime. The Linux API is identical to its  
Windows counterpart, facilitating quick and easy ports of existing SeaI/O-aware applications to the  
Linux operating system. All source code for the Linux software suite is provided under the GNU  
Public License (GPL v2.0), to assist in "roll-your-own"-type applications.  
OMG-PCI-DIO48  
Page 3  
Technical Description  
3rd Party Software Support  
Third party software support for many HMI/MMI and other process control software is included  
on the product installation CD. For the most up to date information on third party software support,  
please visit http://www.omega.com.  
OMG-PCI-DIO48  
Page 4  
Technical Description  
Electrical Characteristics  
The table below provides the electrical characteristics of each Input/Output. Each port is buffered  
with a 74LS245 octal bi-directional transceiver. Each input is capable of sinking up to  
24 mA, while each output can source up to 15 mA.  
Recommended Operating Conditions  
Min  
0 V  
Max  
Input  
Source  
Sink  
5.25 V  
15 mA  
24 mA  
Electrical Characteristics  
High Level Input Voltage  
Low Level Input Voltage  
Min 2 V  
Max 0.8 V  
High Level Output Voltage  
Min 2 V at 15 mA  
Typically 3.4 V at 3 mA  
Low Level Output Voltage Max 0.55 V at 24 mA  
Figure 1-Electrical Characteristics  
OMG-PCI-DIO48  
Page 5  
Technical Description  
Pull Ups  
Ten pin bussed resistor packs are installed to provide pull-ups to the input ports. These are  
installed on all ports. The pull-up resistor packs are rated at 10K ohms. Figure 2 below provides the  
bussed resistor and corresponding port. The resistors insure that no line is floating which is not  
connected. This provides consistent biasing on all un-terminated lines.  
Bussed  
Resistor  
RP4  
Corresponding  
Port  
Bussed  
Resistor  
RP1  
Corresponding  
Port  
Port A1  
Port B1  
Port A2  
Port B2  
RP5  
RP2  
RP6  
Port C1  
RP3  
Port C2  
Figure 2-Pull Up Resistors  
OMG-PCI-DIO48  
Page 6  
Technical Description  
50 Pin Ribbon Pin Out  
Figure 3-50 Pin Ribbon Cable Pin Out  
Description  
Pin #  
Port A  
Port B  
Port C  
A0  
A1  
A2  
A3  
A4  
A5  
A6  
A7  
47  
45  
43  
41  
39  
37  
35  
33  
B0  
B1  
B2  
B3  
B4  
B5  
B6  
B7  
31  
29  
27  
25  
23  
21  
19  
17  
C0  
C1  
C2  
C3  
C4  
C5  
C6  
C7  
15  
13  
11  
9
7
5
3
1
GND  
+5V  
All Even pins  
49  
OMG-PCI-DIO48  
Page 7  
Technical Description  
Application Programmers Interface (API)  
Most modern operating systems do not allow direct hardware access. The SeaIO driver and API  
have been included to provide control over the hardware in Windows and Linux environments.  
The purpose of this section of the manual is to help the customer with the mapping of the API to  
the actual inputs for the 8005 specifically. Complete documentation of the API can be found in its  
accompanying help file.  
Presetting an Output Port:  
Each port has an output register associated with it. This register may be written and retains its  
value whether the port is configured as an input or an output. To preset the value of an output port  
the program should write to the port when it is configured as an input then configure it as an  
output. Inputs cannot be written to with relative addressing, absolute addressing must be used.  
See Relative Addressing vs. Absolute Addressing below.  
Interrupts:  
Interrupt sampling can be set up in the API. Port A1 bit zero is the interrupt source (pin 47). Refer  
to the API section in the SeaI/O help file for more detailed information.  
Port C  
Port C of each bank has the ability to be configured as two four bit ports. If both lower and upper  
nibbles are configured the same then no special considerations need to be made. But if they are  
configured differently, one nibble as input, and one as output then the user will have to keep this in  
mind.  
Port C absolute addressing (when port C is split)  
When reading, the input nibble will be returned on the corresponding upper or lower  
nibble while the outputs will be returned on their corresponding upper or lower nibble.  
When writing, the corresponding nibble will be written to the output nibble, while the  
input nibble will have its output register written to. The output register can be written to  
without affecting the inputs. These will be eight bit operations and it will up to the  
programmer to keep track of the two four bit nibbles.  
OMG-PCI-DIO48  
Page 8  
Technical Description  
Port C relative addressing (when port C is split)  
The input and output nibbles will each be treated as individual four bit ports.  
Port Configuration:  
Each eight-bit port can be configured as inputs or outputs. The API provides a set adapter state  
call to access the control words. For this device, two control word is used. Refer to the following  
table.  
Note: : The control panel also allows you to configure the device. Your program can over ride the  
control panel configuration when executed, but the control panel configuration will be the default  
on power up. The default settings are based on the settings in the control panel application when  
last changed and saved after re-booting.  
Control Word 0: Bank 1 (A1, B1, C1)  
Control Word 1: Bank 2 (A2, B2, C2)  
Control Words  
I/O Configuration  
CWnD0  
CWnD1  
CWnD2  
CWnD3  
CWnD4  
CWnD5  
CWnD6  
CWnD7  
Port C1 lower nibble (bits 0-3)  
Port B1  
1 = input  
1 = input  
0 or 1 (no effect)  
1 = input  
0 = output  
0 = output  
1 on power up  
1 on power up  
Port C1 upper nibble (bits 4-7)  
Port A1  
0 = output  
0 = output  
1 on power up  
1 on power up  
1 = input  
0 or 1 (no effect)  
0 or 1 (no effect)  
Always a 1  
Figure 4-Control Words  
Relative Addressing vs. Absolute Addressing  
The SeaIO API makes a distinction between “absolute” and “relative” addressing modes. In  
absolute addressing mode, the Port argument to the API function acts as a simple byte offset from  
the base I/O address of the device. For instance, Port #0 refers to the I/O address base + 0; Port #1  
refers to the I/O address base + 1.  
Relative addressing mode, on the other hand, refers to input and output ports in a logical fashion.  
With a Port argument of 0 and an API function meant to output data, the first (0th) output port on  
the device will be utilized. Likewise, with a Port argument of 0 and an API function designed to  
input data, the first (0th) input port of the device will be utilized.  
In all addressing modes, port numbers are zero-indexed; that is, the first port is port #0, the second  
port is #1, the third #2, and so on.  
OMG-PCI-DIO48  
Page 9  
Notes Page  
OMG-PCI-DIO48  
Page 10  
Technical Description  
Tables : API Port/bit reference numbers for Absolute and Relative Addressing  
R = Read  
W = Write  
R/W = Read or Write  
Port  
API Port # Absolute Address  
(function)  
A1  
B1  
C1  
A2  
B2  
C2  
0 ( R/W )  
1 ( R/W )  
2 ( R/W )  
8 ( R/W )  
9 ( R/W )  
10 ( R/W )  
Figure 5-Absolute byte Address (any configuration)  
Port  
API Port # Relative  
Address (function)  
0 ( R )  
Port Type  
A1  
B1  
Input  
Input  
1 ( R )  
C1  
2 ( R )  
Input  
A2  
B2  
C2 Lower  
C2 Upper  
0 ( W )  
1 ( W )  
2 ( W )  
3 ( R )  
Output  
Output  
Output  
Input  
Figure 6-Relative byte Address Given:  
Inputs A1, B1, C1, C2Upper  
Outputs A2, B2, C2 Lower  
OMG-PCI-DIO48  
Page 11  
Technical Description  
Absolute Address  
Port 1  
Port 2  
Absolut Port-Bit  
e bit  
Absolut  
Port-Bit  
e bit  
Address  
Address  
0
1
2
3
4
5
6
7
A1-0  
A1-1  
A1-2  
A1-3  
A1-4  
A1-5  
A1-6  
A1-7  
64  
65  
66  
67  
68  
69  
70  
71  
A2-0  
A2-1  
A2-2  
A2-3  
A2-4  
A2-5  
A2-6  
A2-7  
8
9
B1-0  
B1-1  
B1-2  
B1-3  
B1-4  
B1-5  
B1-6  
B1-7  
72  
73  
74  
75  
76  
77  
78  
79  
B2-0  
B2-1  
B2-2  
B2-3  
B2-4  
B2-5  
B2-6  
B2-7  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
C1-0  
C1-1  
C1-2  
C1-3  
C1-4  
C1-5  
C1-6  
C1-7  
80  
81  
82  
83  
84  
85  
86  
87  
C2-0  
C2-1  
C2-2  
C2-3  
C2-4  
C2-5  
C2-6  
C2-7  
Figure 7-Absolute bit Address (any configuration)  
OMG-PCI-DIO48  
Page 12  
Technical Description  
The following tables are provided for the user in the event that he/she wishes to record their  
particular relative addressing setup, provided its constant. Print this page and fill in the tables  
starting in the top left corner of each and work from top to bottom, left to right. Start with zero on  
the first input and increment by one on each additional input. Next move to outputs and again start  
with zero and increment by one on each additional output.  
Bank 1 – P2  
Bank 2 – P3  
Address Port Address Port  
A1  
B1  
C1  
A2  
B2  
C2  
Figure 8-Relative Byte Address  
Bank 1 – P2  
Address Port-Bit  
Bank 2 – P3  
Address Port-Bit  
A1-0  
A1-1  
A1-2  
A1-3  
A1-4  
A1-5  
A1-6  
A1-7  
A2-0  
A2-1  
A2-2  
A2-3  
A2-4  
A2-5  
A2-6  
A2-7  
B1-0  
B1-1  
B1-2  
B1-3  
B1-4  
B1-5  
B1-6  
B1-7  
B2-0  
B2-1  
B2-2  
B2-3  
B2-4  
B2-5  
B2-6  
B2-7  
C1-0  
C1-1  
C1-2  
C1-3  
C1-4  
C1-5  
C2-0  
C2-1  
C2-2  
C2-3  
C2-4  
C2-5  
OMG-PCI-DIO48  
Page 13  
Technical Description  
C1-6  
C1-7  
C2-6  
C2-7  
Figure 9-(Print and fill in for your configuration)  
Direct Hardware Control  
In systems where the users program has direct access to the hardware (DOS) the tables below  
gives the mapping and functions that the 8005 provide. The address of each eight-bit port is  
calculated as shown in the table on the following page, the cards base address plus an offset.  
Reading the Inputs:  
The inputs are active high. If an input is driven high (2V to 5.25 V) it will read as a logical one (1), if  
driven low (0V to 0.8V) it will read as a logical zero (0). If an input is not driven it will read as a one  
due to the 10K ohm pull up resistors on each port.  
Reading the Outputs:  
The value that is currently being used to drive the outputs will be returned.  
Presetting an Output Port:  
Each port has an output register associated with it. This register may be written and retains its  
value whether the port is configured as an input or an output. To preset the value of an output port  
the program should write to the port when it is configured as an input then configure it as an  
output.  
Writing the Outputs:  
The outputs are active high. Writing a one (1) corresponds to 5V while writing a zero (0)  
corresponds to 0V, at the output.  
Bit Set/Reset  
Port C supports bit set/reset as shown in the tables below.  
Port Configuration:  
Each port can be configured as an input or an output by writing to its direction control bit, refer to  
the tables below.  
OMG-PCI-DIO48  
Page 14  
Technical Description  
Interrupts  
Interrupts can be set up as shown in the tables on the next page.  
OMG-PCI-DIO48  
Page 15  
Technical Description  
Port C  
Port C is written and read to as a single eight bit port, but it has the ability to be configured as two  
four bit ports. If both lower and upper nibbles are configure the same then no special  
considerations need to be made. But if they are configured differently, one nibble as input, and one  
as output then the user will have to keep this in mind. When reading, the input will be returned on  
the corresponding upper or lower nibble while the current outputs will be returned on their  
corresponding upper or lower nibble. When writing, the corresponding nibble will be written to the  
output nibble, while the input nibble will have its output register written to. The output register  
can be written to without affecting the inputs.  
Register Description (for direct hardware control)  
Address  
Base+0  
Base+1  
Base+2  
Mode  
D7  
D6  
D5  
D4  
D3  
D2  
D1  
D0  
Port A1  
Port B1  
Port C1  
RD/WR PA1D7 PA1D6 PA1D5 PA1D4 PA1D3 PA1D2 PA1D1 PA1D0  
RD/WR PB1D7 PB1D6 PB1D5 PB1D4 PB1D3 PB1D2 PB1D1 PB1D0  
RD/WR PC1D7 PC1D6 PC1D5 PC1D4 PC1D3 PC1D2 PC1D1 PC1D0  
Base+3 Control Word WR CW1D7  
0
0
CW1D4 CW1D3 CW1D2 CW1D1 CW1D0  
Port 1  
Base+4 Interrupt RD/WR  
configuration  
0
0
0
0
0
0
0
IRQEN1 IRQC11 IRQC10  
Port 1  
Base+5 Interrupt  
status for  
RD  
0
0
IRQST2  
0
0
IRQST1  
Port 1 and 2  
Port 2  
Base+8  
Base+9  
Port A2 RD/WR PA2D7 PA2D6 PA2D5 PA2D4 PA2D3 PA2D2 PA2D1 PA2D0  
Port B2  
Port C2  
RD/WR PB2D7 PB2D6 PB2D5 PB2D4 PB2D3 PB2D2 PB2D1 PB2D0  
RD/WR PC2D7 PC2D6 PC2D5 PC2D4 PC2D3 PC2D2 PC2D1 PC2D0  
Base+A  
(10)  
Base+B Control Word WR CW2D7  
(11) Port 2  
0
0
0
0
CW2D4 CW2D3 CW2D2 CW2D1 CW2D0  
IRQEN2 IRQC21 IRQC20  
Base+C Interrupt RD/WR  
(12) configuration  
Port 2  
0
0
0
Figure 10-Register Description  
OMG-PCI-DIO48  
Page 16  
Notes Page  
OMG-PCI-DIO48  
Page 17  
Technical Description  
Control Words  
n = control word for port1 or 2  
I/O Configuration  
CWnD0  
CWnD1  
CWnD2  
CWnD3  
CWnD4  
CWnD5  
CWnD6  
CWnD7  
Port C1 lower nibble (bits 0-3)  
Port B1  
1 = input  
0 = output  
0 = output  
1 on power up  
1 on power up  
1 = input  
0 or 1 (no effect)  
1 = input  
Port C1 upper nibble (bits 4-7)  
Port A1  
0 = output  
0 = output  
1 on power up  
1 on power up  
1 = input  
0 or 1 (no effect)  
0 or 1 (no effect)  
Always a 1  
Control Word (X = 0)  
Hex Value  
A
Port Setup  
C Upper  
7
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
6
5
4
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
3
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
2
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
B
C Lower  
Out  
In  
Out  
In  
Out  
In  
Out  
In  
Out  
In  
Out  
In  
Out  
In  
Out  
In  
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
80  
81  
82  
83  
88  
89  
8A  
8B  
90  
91  
92  
93  
98  
99  
9A  
9B  
Out Out  
Out Out  
Out  
Out  
Out Out  
Out Out  
Out  
Out  
In  
In  
In  
In  
In  
Out  
Out  
Out  
Out  
In  
In  
In  
In  
Out  
Out  
Out  
Out  
In  
In  
In  
In  
In  
In  
In  
In  
Out  
Out  
In  
In  
Out  
Out  
In  
In  
In  
In  
In  
Figure 11-Control Words  
OMG-PCI-DIO48  
Page 18  
Technical Description  
Bit Set or Reset Port C  
n = port number  
CWnD0  
1 = set to +5V  
0 = Reset to GND  
0 or 1 (no effect)  
0 or 1 (no effect)  
0 or 1 (no effect)  
CWnD4  
CWnD5  
CWnD6  
CWnD7  
Always a zero when using Bit set/reset  
Bit Select  
CWnD3  
CWnD2  
CWnD1  
C1 Bit  
= 0  
= 1  
= 2  
= 3  
= 4  
= 5  
= 6  
= 7  
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
Control Word (X = 0)  
Hex Value  
Port C  
Bit  
7
6
5
4
3
2
1
0
Reset  
0
0
0
0
0
0
0
0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
0
0
0
0
0
0
0
00  
02  
04  
06  
08  
0A  
0C  
0E  
0
1
2
3
4
5
6
7
Set  
0
1
0
1
0
1
0
0
0
0
0
0
0
0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
0
0
1
1
1
0
0
1
1
0
0
1
1
1
1
1
1
1
1
01  
03  
05  
07  
09  
0B  
0D  
0
1
2
3
4
5
6
OMG-PCI-DIO48  
Page 19  
Technical Description  
0
X
X
X
1
1
1
1
0F  
7
OMG-PCI-DIO48  
Page 20  
Technical Description  
Interrupt control  
When enabled interrupts are generated on A10 and A20 (Pin 47 on each 50 pin header), for this  
reason to use interrupts on a Port its A byte must be set as an input.  
IRQENX  
IRQCX0  
IRQCX1  
interrupt enable  
1 = enabled  
Interrupt mode select see table  
Interrupt mode select see table  
0 = disabled ( 0 on power up )  
Figure 12-Interrupt Control  
Interrupt mode select table  
IRQCX1  
IRQCX0  
INT Type  
0
0
1
1
0
1
0
1
Low level  
High level  
Falling edge  
Rising edge  
Figure 13-Interrupt Mode  
Interrupt Read  
reading this port clears the interrupt  
IRQST1  
IRQST2  
(D0) Interrupt status  
(D4) Interrupt status  
1 = interrupt pending, 0 = none  
1 = interrupt pending, 0 = none  
Figure 14-Interrupt Read  
OMG-PCI-DIO48  
Page 21  
Specifications  
Specifications  
Environmental Specifications  
Specification  
Temperature Range  
Operating  
0º to 50º C  
Storage  
-20º to 70º C  
(32º to 122º F)  
10 to 90% R.H.  
Non-Condensing  
(-4º to 158º F)  
10 to 90% R.H.  
Non-Condensing  
Humidity Range  
Power Consumption  
Supply line  
Rating  
+5 VDC  
794 mA  
Mean Time Between Failures (MTBF)  
Greater than 150,000 hours. (Calculated)  
Physical Dimensions  
Board Length  
Board Height including Goldfingers  
Board Height excluding Goldfingers  
6.100 inches  
4.100 inches  
4.525 inches  
(15.494 cm.)  
(10.414 cm.)  
(11.494 cm.)  
OMG-PCI-DIO48  
Page 22  
Appendix A - Troubleshooting  
Appendix A - Troubleshooting  
Following these simple steps can eliminate most common problems.  
Install software first. After installing the software then proceed to adding the  
hardware. This places the required installation files in the correct locations.  
1. Read this manual thoroughly before attempting to install the adapter in your  
system.  
2. Use Device Manager under Windows to verify proper installation.  
3. Use the SeaIO control panel applet for card identification and configuration.  
4. If these steps do not solve your problem, please call Omega’s Technical  
Support, 1-800-DAS-IEEE. Our technical support is free and available from  
8:00AM-6:00PM Eastern Time Monday through Friday.  
OMG-PCI-DIO48  
Page 23  
Appendix B - How To Get Assistance  
Appendix B - How To Get Assistance  
Please refer to Troubleshooting Guide prior to calling Technical Support.  
1. Begin by reading through the Trouble Shooting Guide in Appendix  
A. If assistance is still needed please see below.  
2. When calling for technical assistance, please have your user  
manual and current adapter settings. If possible, please have the  
adapter installed in a computer ready to run diagnostics.  
3. Omega Engineering maintains a Home page on the Internet. Our  
home page address is www.omega.com The latest software  
updates, and newest manuals are available via our FTP site that can  
be accessed from our home page.  
4. Technical support is available Monday to Friday from 8:30 a.m. to  
6:00 p.m. eastern time. Technical support can be reached at 1-800-  
DAS-IEEE.  
RETURN AUTHORIZATION MUST BE OBTAINED FROM OMEGA BEFORE  
RETURNED MERCHANDISE WILL BE ACCEPTED. AUTHORIZATION CAN  
BE OBTAINED BY CALLING OMEGA CUSTOMER SERVICE AND  
REQUESTING AN AUTHORIZED RETURN (AR) NUMBER.  
OMG-PCI-DIO48  
Page 24  
Appendix C - Silk-Screen  
Appendix C - Silk-Screen  
4.2"  
6.1"  
OMG-PCI-DIO48  
Page 25  
Appendix D - Compliance Notices  
Appendix D - Compliance Notices  
Federal Communications Commission Statement  
FCC - This equipment has been tested and found to comply with the limits for  
Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are  
designed to provide reasonable protection against harmful interference when the  
equipment is operated in a commercial environment. This equipment generates,  
uses, and can radiate radio frequency energy and, if not installed and used in  
accordance with the instruction manual, may cause harmful interference to radio  
communications. Operation of this equipment in a residential area is likely to  
cause harmful interference. In such case the user will be required to correct the  
interference at his own expense.  
EMC Directive Statement  
Products bearing the CE Label fulfill the requirements of the  
EMC directive (89/336/EEC) and of the low-voltage directive  
(73/23/EEC) issued by the European Commission.  
To obey these directives, the following European standards must be met:  
EN55022 Class A - “Limits and methods of measurement of radio  
interference characteristics of information technology equipment”  
EN55024 -'Information technology equipment Immunity characteristics  
Limits and methods of measurement'  
EN60950 (IEC950)  
-
“Safety of information technology  
equipment, including electrical business equipment”  
Warning  
This is a Class A Product. In a domestic environment this product may cause  
radio interference in which case the user may be required to take adequate  
measures.  
Always use cabling provided with this product if possible. If no cable is  
provided or if an alternate cable is required, use high quality shielded cabling to  
maintain compliance with FCC/EMC directives.  
OMG-PCI-DIO48  
Page 26  
WARRANTY/DIS CLAIMER  
OMEGA ENGINEERING, INC. warrants this unit to be free of defects in m aterials and workm anship for a  
period of 13 m o n t h s from date of purchase. OMEGA’s WARRANTY adds an additional one (1) m onth  
grace period to the norm al o n e (1 ) ye a r p ro d u c t w a rra n t y to cover handling and shipping tim e. This  
ensures that OMEGA’s custom ers receive m axim um coverage on each product.  
If the unit m alfunctions, it m ust be returned to the factory for evaluation. OMEGA’s Custom er Service  
Departm ent will issue an Authorized Return (AR) num ber im m ediately upon phone or written request.  
Upon exam ination by OMEGA, if the unit is found to be defective, it will be repaired or replaced at no  
charge. OMEGA’s WARRANTY does not apply to defects resulting from any action of the purchaser, includ-  
in g b u t n o t lim ite d to m is h a n d lin g , im p ro p e r in te rfa cin g , o p e ra tio n o u ts id e o f d e s ig n lim its ,  
im proper repair, or unauthorized m odification. This WARRANTY is VOID if the unit shows evidence of  
having been tampered with or shows evidence of having been damaged as a result of excessive corrosion;  
or current, heat, m oisture or vibration; im proper specification; m isapplication; m isuse or other operating  
conditions outside of OMEGA’s control. Com ponents which wear are not warranted, including but not  
lim ited to contact points, fuses, and triacs.  
O M EG A is p le a s e d t o o ff e r s u g g e s t io n s o n t h e u s e o f it s va r io u s p ro d u c t s . Ho w e ve r,  
OMEGA neither assum es responsibility for any om issions or errors nor assum es liability for any  
dam ages that result from the use of its products in accordance w ith inform ation provided by  
OMEGA, either verbal or w ritten. OMEGA w arrants only that the parts m anufactured by it w ill be  
a s s p e c if ie d a n d f r e e o f d e f e c t s . O M EG A M A KES N O OTHER WA RRA N TIES O R  
REPRESENTATIONS OF ANY KIND WHATSOEVER, EXPRESS OR IMPLIED, EXCEPT THAT OF TITLE,  
AND ALL IMP LIED WARRANTIES INCLUDING ANY WARRANTY OF MERCHANTABILITY AND  
FITN ES S FO R A PA RTIC U LA R P U RP O S E A RE HEREBY D IS C LA IM ED. LIM ITATIO N O F  
LIABILITY: The rem edies of purchaser set forth herein are exclusive, and the total liability of  
OMEGA w it h re s p e c t t o t h is o rd e r, w h e t h e r b a s e d o n c o n t ra c t , w a rra n t y, n e g lig e n c e ,  
in d e m n ific a t io n , s t ric t lia b ilit y o r o t h e rw is e , s h a ll n o t e xc e e d t h e p u rch a s e p ric e o f t h e  
c o m p o n e n t u p o n w h ic h lia b ilit y is b a s e d . In n o e v e n t s h a ll O M EG A b e lia b le f o r  
consequential, incidental or special dam ages.  
CONDITIONS: Equipm ent sold by OMEGA is not intended to be used, nor shall it be used: (1) as a “Basic  
Com ponent” under 10 CFR 21 (NRC), used in or with any nuclear installation or activity; or (2) in m edical  
applications or used on hum ans. Should any Product(s) be used in or with any nuclear installation or  
activity, m edical application, used on hum ans, or m isused in any way, OMEGA assum es no responsibility  
as set forth in our basic WARRANTY/DISCLAIMER language, and, additionally, purchaser will indem nify  
OMEGA and hold OMEGA harm less from any liability or dam age whatsoever arising out of the use of the  
Product(s) in such a m anner.  
RETURN REQUESTS /INQUIRIES  
Direct all warranty and repair requests/inquiries to the OMEGA Custom er Service Departm ent. BEFORE  
RETURNING ANY PRODUCT(S) TO OMEGA, PURCHASER MUST OBTAIN AN AUTHORIZED RETURN  
(AR) NUMBER FROM OMEGA’S CUS TOMER S ERVICE DEPARTMENT (IN ORDER TO AVOID  
PROCESSING DELAYS). The assigned AR num ber should then be m arked on the outside of the return  
package and on any correspondence.  
The purchaser is responsible for shipping charges, freight, insurance and proper packaging to prevent  
breakage in transit.  
FOR WARRANTY RETURNS, please have the  
following inform ation available BEFORE  
contacting OMEGA:  
FOR NON-WARRANTY REPAIRS, consult OMEGA  
for current repair charges. Have the following  
inform ation available BEFORE contacting OMEGA:  
1. Purchase Order number under which the product  
was PURCHASED,  
1. Purchase Order num ber to cover the COST  
of the repair,  
2. Model and serial num ber of the product under  
warranty, and  
3. Repair instructions and/or specific problem s  
relative to the product.  
2. Model and serial num ber of the product, and  
3. Repair instructions and/or specific problem s  
relative to the product.  
OMEGA’s policy is to m ake running changes, not m odel changes, whenever an im provem ent is possible. This affords  
our custom ers the latest in technology and engineering.  
OMEGA is a registered tradem ark of OMEGA ENGINEERING, INC.  
© Copyright 2002 OMEGA ENGINEERING, INC. All rights reserved. This docum ent m ay not be copied, photocopied,  
reproduced, translated, or reduced to any electronic m edium or m achine-readable form , in whole or in part, without the  
prior written consent of OMEGA ENGINEERING, INC.  
Where Do I Find Everything I Need for  
Process Measurement and Control?  
OMEGA…Of Course!  
TEMPERATURE  
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Recorders, Controllers & Process Monitors  
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M3891/0303  

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