OMEGA ENGINEERING, INC. Tel: (203) 359-1660
One Omega DriveFax: (203) 359-7700
P.O. Box 4047Toll free: 1-800-826-6342
Stamford, CT 06907-4047E-mail: das@omega.com
http://www.dasieee.com
WARRANTY/DISCLAIMER
OMEGA ENGINEERING, INC., warrants this unit to be free of defects in materials and workmanship fo r a period of 13
DA8P-12 Users Manual 2
months from the date of purchase. OMEGA warranty adds an additional one (1) month grace period to the normal one (1)
year product warranty
coverage on each product. If the unit should malfunction, it must be returned to the factory for evaluation. OMEGA’s
Customer Service Department will issue an Authorized Return (AR) number im mediately upon phone or written request.
Upon examination 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, including but not limited to mishandling,
improper interfacing, operation o utside design limits, impr oper repair or unauthorized modif ication. This WARRANTY is
VOID if the unit shows evidence of having been tampered with or shows evidence of being damaged as a result of excessive
corrosion; or current, heat, moisture or vibration; improper specification; misapplication; misuse or other operating
conditions outside of OMEGA’s control. Com ponents which wear are not warranted, including but not limited to contact
points, fuses and triacs.
OMEGA is pleased to offer suggestions on the use of its various products. However, OMEGA neither assumes
responsibility for any omissions or errors nor assumes liability for any damages that result from the use of its products
in accordance with information provided from OMEGA, either verbal or written. OMEGA warrants only that the parts
manufactured by it will be as specified and free of defects. OMEGA MAKES NO OTHER WARRANTIES OR
REPRESENTATIONS OF ANY KIND WHATSOEVER, EXPRESSED OR IMPLIED, EXCEPT THAT OF TITLE, AND
ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PU RPOSE ARE HEREBY D ISCLAIMED . LIMITA TION O F LIABILITY: The remedi es of purc haser set
forth herein are exclusive and the total liability of OMEGA with respect to this order, whether based on contract,
warranty, negligence, indemnification, strict liability or otherwise, shall not exceed the purchase price of the component
upon which liability is based. In no event shall OMEGA be liable for consequential, incidental or special damages.
CONDITION S: Equipment so ld by OMEGA is not intended to be used, nor shall it be used: (1) as a “Basic Comp onent”
under 10 CFR 21 (NRC), used in or with any nuclear installation or activity, medical application or used on humans.
Should any Product(s) be used in or with any nuclear installation or activity, medical application, used on humans or
misused in any way, OMEGA assum es no respo nsibility as set forth in o ur basic WA RRAN TY/DISCLAI MER language, and
additionally, the purchaser will indemnify OMEGA and hold OMEGA harmless from any liability or damage whatsoever
arising out of the use of the Product(s) in such a manner.
to cover shipping and handling time. This ensures that OMEGA’s customers receive maximum
RETURN REQUESTS/INQUIRIES
Direct all warranty and repair requests/inquiries to the OMEGA Customer Service Department. BEFORE RETURNING
ANY PRODUCT(S) TO OMEGA, THE PURCHASER MUST OBTAIN AN AUTHORIZED RETURN (AR) NUMBER FROM
OMEGA’S CUSTOMER SERVICE DEPARTMENT (IN ORDER TO AVOID PROCESSING DELAYS). THE ASSIGNED
NUMBER SHOULD THEN BE MARKED ON THE OUTSIDE OF THE RETURN PACKAGE AND ON ANY
CORRESPONDEN CE. THE PURCHASER IS RESPONSIBLE FOR SHIPPING C HARGES, FREIGHT, IN SURANCE AND
PROPER PACKAGING TO PREVENT BREAKAGE IN TRANSIT.
FOR WARRANTY
(1) P.O. Number under which the product was purchased,
(2) Model and serial number of the product under warranty, and
(3) Repair instructions and/or specific problems relative to the product.
FOR NON-WARRANTY
BEFORE contacting OMEGA:
(1) P.O. Number to cover the cost of the repair,
(2) Model and serial number of the product, and
(3) Repair instructions relative to the product.
OMEGA’s policy is to make running changes, not model changes, whenever an improvem ent is possible. This af fords our
customers the latest in technology and engineering.
United Kingdom:One Omega Drive, River Bend Technology Drive
DA8P-12 Users Manual 5
ISO 9002 Certified
It is the policy of OMEGA to comply with all worldwide safety and EMC/EMI regulations that app ly.
OMEGA is constantly pursuing certification of it’s products to the European New Approach
Directives. OMEGA will add the CE mark to every appropriate device upon certification.
The information contained in this document is believed to be correct but OMEGA Engineering, Inc.
accepts no liability for any errors it contains, and reserves the right to alter specifications without
notice. WARNING: These products are not designed for use in, and should not be used for, p atient
connected applications.
Northbank, Irlam, Manchester
M44 5EX, England
Tel: 44 (161) 777-6611
FAX: 44 (161) 777-6622
Toll Free in England: 0800-488-488
E-mail: info@omega.co.uk
Table of Contents
5.6 Interrupt Register
5.5 Digital I/O
5.4 Timer Register
5.3 Simultaneous Output Register
5.2 Control Register
5.1 D/A Converter Data - LSB, MSB
5. Register Descriptions
4.8 External Event
4.7 External Load Control
4.6 D/A Loading
4.5 Timer
4.4 Digital Input / Output
4.3 Simultaneous Analog Output
4.2 Data Formats
4.1 Analog Outputs
4. Theory of Operation
19
3.2.3 After Completing Configuration
18
3.2.2 Changing Resource Settings with Device Manager
17
3.2.1 Viewing Resource Settings with Device Manager
18Figure 3-1. Windows 95/98 Resource Settings ....................................
1. Introduction
The Omega DA8P-12 is an 8 channel analog output adapter for systems equipped with a type
DA8P-12 Users Manual 8
II PCMCIA slot. Two versions of the adapter are available:
DA8P-12U: 8 i ndepend ent uni polar a nalog outputs with output vol tages f rom 0 to +5 vol ts in
1.22mV increments.
DA8P-12B: 8 independent bi polar anal og outputs with output vol tages from - 5 to +5 volts i n
2.44mV increments.
Features common to both versions of the adapter include:
12-bit resolution
Less than 10µs settling time to ½ LSB
1mA output current on each analog channel
Simultaneous output on 2 to 8 channels
8 bits of digital I/O individually programmable as input or output
On-board event timer to control output data rates
NOTE:
both the U and B models.
For users that do not wish to interface to the DA8P-12's 0.8mm I/O connector, an optional
adapter cable is available to convert this connector into an industry standard D-37 female
connector (see Figure 1-1). For applications requiring discrete wire hook-ups, an optional
screw terminal adapter is available to convert the D-37 connector into 37 discrete screw
terminal blocks. These optional accessories are described in detail in Chapter 7.
Throughout this document, any reference to the DA8P-12 refers to information common to
PCMCIA CardCable Assembly
Standard D-37
Figure 1-1. DA8P-12 System with Accessory Cable
2. MS-DOS / Windows 3.x Installation
Does not require PCMCIA Card and
Requires PCMCIA Card and Socket
Does not support automatic
Allows automatic configuration of
Interfaces directly to Intel 82365SL
Interfaces to PCMCIA Card and
DA8P12EN.EXE
DA8P12CL.SYS
Enabler
Client Driver
Two configuration software programs are provided with the DA8P-12: a Client Driver and a
card Enab ler. E ither one of the se programs may b e used to confi gure the hardwa re but only
one may be used at a time. Table 2-1 below highlights the differences between the Client
Driver and the Enabler programs. The installation and usage of each of these programs is
detailed in the sections that follow.
configuration of adapters upon
insertion (Hot Swapping)
Socket Services software
Table 2-1. Client Driver and Enabler for DOS
On systems with Card and Socket Services installed, the Client Driver is the preferred method
of installation. If you are unsure whether Card and Socket Services software is installed,
install the Client Driver as discussed in the following sections. When loaded, the Client
Driver will display an error message if Card and Socket Services software is not detected.
2.1Client Driver for MS-DOS
For systems using MS-DOS and configured wi th PCMCIA Card and Socket Services sof tware,
the customer software CD-ROM includes a Client Driver, DA8P12CL.SYS, to enable and
configure the adapter. PCMCIA Card an d Socket Services softw are is not provided wi th the
DA8P-12.
IMPORTANT:
Some versions of Card and Socket Services dated before
1993 do not support general purpose I/O cards. If af ter
careful installation of the Client Driver, the DA8P-12 does
not configure or operate properly, an updated version of
Card and Socket Services may be required.
DA8P-12 Users Manual 9
2.1.1Client Driver Installation
The following procedure is used to install the Client Driver:
Since the DA8P-12 Client Driver supports "Hot
DA8P-12 Users Manual 10
1. Copy the file DA8P12CL.SYS from the customer software CD-ROM
(X:\PCMCIA\DOS\CLIENTS directory) onto the system hard drive.
2. U sing an ASCII text editor, open the system's CONFIG.SYS fil e located in the root
directory of the boot drive.
3. Locate the line in the CONFIG.SYS file where the Card and Socket Services software
is installed.
4. AFTER the line installing the Card and Socket Services software, add the following
line to the CONFIG.SYS file: DEVICE = drive:\path\DA8P12CL.SYS options
where options are the Client Driver command line options discussed on the
following pages.
5. Save the CONFIG.SYS file and exit the text editor.
NOTE:
Swapping", it is not necessary to have the installed when
booting the system. However, by inserting the DA8P-12
before booting, the Client Driver will report the adapter
configuration during the boot process thereby verifying
the changes made to the CONFIG.SYS file.
6. Insert the DA8P-12 into one of the system PCMCIA slots.
7. Reboot the system and note the message displayed when the Client Driver is
loaded. If the Client Driver reports an "invalid command line option", correct the
entry in the CONFIG.SYS file and reboot the system again. If the Client Driver
reports "Card and Socket Services not found", a version of Card and Socket Services
must be install ed on the system or the Enabler program must be used to configure
the adapter. If the Client Driver reports the desired adapter configuration, the
installation process is complete and the DA8P-12 may be removed and /or inserted
from the system as desired. On each inserti on into the PCMCIA socket, the DA8P-12
will automatically be re-configured to the specified settings.
2.1.2Command Line Options
b addressSpecifies the base I/O address of the DA8P-12 in hexadecimal. Address must be in
the range 100H - 3F8H and must reside on an even 8-by te boundary (address must
end in 0 or 8). If the “b” option is omitted, a base address will be assigned by Card
and Socket Services.
i irqSpecifies the interrupt level (IRQ) of the DA8P-12 in hexadecimal. Irq must be one
of the following values: 3, 4, 5, 7, 9, 10, 11, 12, 14, 15 or 0 if no IRQ is desired. If the
“i” option is omitted, an interrupt level will be assigned by Card and Socket
Services.
s socketSpecifies the PCMCIA socket number to configure. Socket must be in the range 0 -
15. The “s” option is only required when multiple adapters are to be installed in
the same system.
2.1.3Client Driver Examples
2.1.3.1 Example 1DEVICE = C:\DA8P12CL.SYS
No command line arguments are specified. The Client Driver will configure any DA8P-12
inserted into any socket with a base address and IRQ assigned by Card and Socket Services.
2.1.3.2 Example 2DEVICE = C:\DA8P12CL.SYS (b330)
A single command line argument is provided. The Client Driver will attempt to configure a
DA8P-12 inserted into any socket at address 330H and an IRQ assigned by Card and Socket
Services. If address 330H is unavailable, the DA8P-12 will not be configured.
2.1.3.3 Example 3DEVICE = C:\DA8P12CL.SYS (s0,b300,i5)
A single command line argument is provided. The Client Driver will attempt to configure a
DA8P-12 inserted into socket 0 with a base address of 300H and IRQ5. If address 300H or
IRQ5 are unavailable, the card will not be configured. In addition, if a DA8P-12 is inserted
into any socket other than socket 0, it will not be configured.
2.1.3.4 Example 4DEVICE = C:\DA8P12CL.SYS (i11,b300)
A single command line argument is provided. Because the parameter order is not significant,
the Client Driver will attempt to configure a DA8P-12 inserted into any socket with a base
address of 300H and IRQ11. If address 300H or IRQ11 are unavailable, the card will not be
configured
2.1.3.5 Example 5DEVICE = C:\DA8P12CL.SYS (b300,i5) (i10) ( )
Three command line arguments are provided. The Client Driver will first attempt to configure
a DA8P-12 inserted into any socket with a base address of 300H and IRQ5. If address 300H or
IRQ5 are unavailable, the Client Driver will proceed to the second command line argument
and attempt to configure the card with a base address assigned by Card and Socket Services
and IRQ 10. If IRQ10 is also unavailable, the Client Driver will proceed to the third command
line argument and attempt to config ure the D A8P- 12 w i th a b ase ad d r ess and an IRQ assigned
by Card and Socket Services.
DA8P-12 Users Manual 11
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