Keil C51 Cross Compiler - gmitWEB

More documents

Recommendations

Info

Function Return Values • Function return values are always passed in registers Embedded Systems 2 2 - 32 C Programming
Interrupt Functions • Interrupt vector number is provided in the function declaration – void timer0_int() interrupt 1 using 2 { …. } • Contents of A, B, DPTR and PSW are saved on stack when required • All working registers used in the ISR are stored on the stack if the using attribute is not used to specify a register bank • All registers are restored before exiting the ISR Embedded Systems 2 2 - 33 C Programming
Page 1 and 2: Keil C51 Cross Compiler • ANSI C
Page 3 and 4: C51 Keywords Embedded Systems 2 2 -
Page 5 and 6: C51 Memory Models • Small - All v
Page 7 and 8: C51 Memory Types • Memory type ex
Page 9 and 10: C51 Memory Types • bdata - Bit ad
Page 11 and 12: Example Code (1) sbit input = P1^0;
Page 13 and 14: Wait Loops • In some applications
Page 15 and 16: C Bitwise Operators • NOT ~ char
Page 17 and 18: C Logical Operators • Bitwise ope
Page 19 and 20: Accessing Port Pins • Writing to
Page 21 and 22: Example Code (3) //Program to read
Page 23 and 24: Example Code (4) //program to flash
Page 25 and 26: Software Delay • Use a for loop -
Page 27 and 28: Hardware Delay • Use timer 0 or t
Page 29 and 30: Re-entrant Functions • A re-entra
Page 31: Function Parameter Passing • Up t
Page 35: C51 Pointers • Generic pointers -

Keil C51 Cross Compiler - gmitWEB

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?