Ansi C for Embedded Systems

C Basic data types

• Integer types
• Floating point types
• Pointers (pointer arithmetic, pointer derefencing)
• Arrays
• The relationship between arrays and pointers
• Enums

• if - else statements
• switch statements
• while loops and do - while loops
• for loops
• goto statements
• Functions in C
• Function prototypes
• Understanding C's call by value mechanism for passing arguments
• Implementing functions
• Calling functions
• Using pointers to pass values by reference
• Passing arrays to functions
• Understanding C's return value mechanism
• Using pointers to return values by reference

• Defining data structures
• Accessing and manipulating the elements of a data structure
• Pointers to data structures
• The arrow (->) operator
• Using a pointer to traverse an array of data structures

• Pointers to pointers
• Function pointers
• Const and static keywords - their meanings and uses
• Casts and casting  Using void * pointers
• Data structures containing pointers to data structures
• Data structures containing function pointers
• Function pointers and table driven programming
• Bit fields in data structures
• Unions
• Using arrays to implement circular buffers and stacks
• Modules as data structures and interfaces
• Dynamic data structures and their uses
  • Singly linked lists
  • Doubly linked lists

• putc, putchar, getc, getchar
• printf, scanf
• String manipulation functions (strcpy, strcat, ...) Embedded System Oriented Topics
• Setting up port addresses
• Defining bit oriented data structures
• Compiler specific features
  • #pragmas
  • Non ANSII C extensions
  • Accessing and manipulating special function registers
  • Implementing interrupt handlers
  • Calling assembly code from C
  • Calling C from assembly code
• Linkers and linker scripts
• Understanding target peripheral device libraries and their uses
• Implementing your own device libraries
• Timers and their uses
  • Hardware timers
  • Software timers

• Port I/O - flashing LEDs
• Software delays
• Keypad scanning
• Basic RS232
• Basic data acquisition and sensor interfacing
• Working with EEPROM (on chip and SPI/I2C)