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Definition of hex. 1  intransitive verb. : 2  to practice witchcraft. 3  transitive verb.  1 : to put a hex 1  on. 2 : to affect as if by an evil spell : jinx.
kk_ihex. A small library for reading and writing the Intel HEX (or IHEX) format. The library is mainly intended for embedded systems and microcontrollers, such as Arduino, AVR, PIC, ARM, STM32, etc - hence the emphasis is on small size rather than features, generality, or error handling.