
Chapter 1. Software Overview for the BHT
3
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□System Programs
Drivers
DriversDrivers
Drivers
A set of programs which is called by the BHT-BASIC Interpreter or System Mode and
directly controls the hardware. The drivers include the Decoder Software used for bar
code reading.
BHT
BHTBHT
BHT-
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-BASIC
BASICBASIC
BASIC Interpreter
Interpreter Interpreter
Interpreter
Interprets and executes user programs.
System Mode
System ModeSystem Mode
System Mode
Sets up the execution environment for user programs.
Extension Library
Extension LibraryExtension Library
Extension Library
A set of programs which extends the function of the BHT-BASIC to enable the following:
These extension programs are stored in files having an FN3 extension, in each file per
function. You should download a xxxx.FN3 file containing the necessary function from the
BHT-BASIC Extension Library (sold separately) to the user area.
Extended Fu
Extended FuExtended Fu
Extended Functions
nctionsnctions
nctions
A set of functions integrated in system programs, which extends the function of the
BHT-BASIC. No downloading is required for those functions since they are integrated in
System. For details, refer to Chapter 16, "Extended Functions."
NOTE
Use extension libraries suited for BHT-8000.
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□Application Programs
User Programs
User ProgramsUser Programs
User Programs
User-written object programs which are ready to be executed.
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