An Intel HEX file is an ASCII text file that encodes binary information into hexadecimal characters. It is widely used by developers to program microcontrollers , EPROMs, and other hardware devices because it is more robust for transfer over non-binary media.
Each line (record) begins with a colon ( : ) and includes the byte count, memory address, record type, data, and a checksum for error detection. i.hex download
Compilers convert source code (like C or Assembly) into these hex files, which are then "flashed" onto hardware. How to Download i.hex Files and Utilities An Intel HEX file is an ASCII text