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Designing Embedded Systems with PIC Microcontrollers, 2nd Edition by Tim Wilmshurst

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APPENDIX 6. Essentials of C
This appendix provides summary information on key aspects of the C programming language as a set of tables. Example usage and further explanations of most of these features appear in Chapter 14, Chapter 15, Chapter 16, Chapter 17, Chapter 18 and Chapter 19 of this book.
TABLE A6.1. C keywords associated with data type and structure definition
Word.Summary meaning.Word.Summary meaning.
charA single character, usually 8-bit.signedA qualifier applied to char or int (default for char and int is signed).
constData that will not be modified.sizeofReturns the size in bytes of a specified item, which may be variable, expression or array.
doubleA ‘double precision’ floating-point number.structAllows definition of a data structure. ...

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