ADLINK Technology NuDAQ 723 Series, User Manual, Page: 28 / 36

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4.2 Software Driver Naming Convention
We defined some data types in acl_pci.h. These data types are used by
PCI-7230 library. We suggest you to use these data types in your
application programs. The following table shows the data type names and
their range.
Type Name Description Range
U8 8-bit ASCII character 0 to 255
I16 16-bit signed integer -32768 to 32767
U16 16-bit unsigned integer 0 to 65535
I32 32-bit signed integer -2147483648 to 2147483647
U32 32-bit single-precision floating-point 0 to 4294967295
F32 32-bit single-precision floating-point -3.402823E38 to 3.402823E38
F64 64-bit double-precision floating-point -1.797683134862315E308 to
1.797683134862315E309
Boolean Boolean logic value TRUE, FALSE
The functions of PCI-7230's software drivers are using full-names to
represent the functions' real meaning. The naming convention rules are :
In DOS Environment :
_{hardware_model}_{action_name}. e.g. _ 7230 _ Initial ().
In Windows 95 Environment :
In order to recognize the difference between DOS library and
Windows 95 library, A capital "
W " is put on the head of each function
name of the Windows 95 DLL driver. e.g.
W _ 7230 _ Initial ()
There are 3 functions provided by PCI-7230 software drivers.
The detail descriptions of each function are specified in the following
sections.
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