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Hal/S
Last modified: Tuesday, July 03, 2007 

A high-level programming language commissioned by NASA in the 1970's. Hal/S is a a real-time aerospace programming language that is most known for use in NASA's Space Shuttle program. Hal/S is used in the programming of onboard shuttle software. Initially Hal/S was a FORTRAN preprocessor then called Hal that was written in FORTRAN and generated FORTRAN source code. In the early 1970's the language was rewritten in XPL and renamed Hal/S.

Related Categories

Programming Languages

Related Terms

FORTRAN

High Level Language Application Program Interface

high-level language

MUMPS

programming language

source code

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HAL/S, A Real-Time Language for Spaceflight
HAL/S is a high-level programming language commissioned by NASA in the late 1960s to meet the real-time programming needs of the Agency.







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