Casio IT-2000D - Manual (Page 130)

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7.6 Library
7.6.1 Overview
Since the IBM PC/AT architecture has been adopted in this system, all libraries including graphic
library supported by Microsoft C/C++ ver. 7.0 or later versions can be used. In addition to those,
the following dedicated libraries are available for the IT-2000 system.
Name of library Description Page
System Library Dedicated libraries for IT-2000 and to control various
devices available to the system. These libraries include
back light control, contrast control, battery voltage low
detection, alarm setting, etc.
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Keypad Library Libraries to call the functions of Keypad driver. They are
used to input keys through keypad and to acquire
coordinates on screen, etc.
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OBR Library Libraries to control the OBR functions. OBRs supported
by the system are the pen type and the CCD type.
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