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Built-in Functions
Examples:
ext_int_edge( 2, L_TO_H); // Set up PIC18 EXT2
ext_int_edge( H_TO_L );
// Sets up EXT
Example
Files:
Also See:
fabs( )
Syntax:
Parameters:
Returns:
Function:
Availability:
Requires:
Examples:
ex_wakup.c
#INT_EXT , enable_interrupts() , disable_interrupts() , Interrupts Overview
result=fabs ( value )
value is a float
result is a float
The fabs function computes the absolute value of a float
All devices.
#INCLUDE <math.h>
float result;
result=fabs(-40.0)
// result is 40.0
Example Files:
Also See:
None
abs(), labs()
getc( ) getch( ) getchar( ) fgetc( )
Syntax:
value = getc()
value = fgetc( stream )
value=getch()
value=getchar()
Parameters: stream is a stream identifier (a constant byte)
Returns:
Function:
An 8 bit character
This function waits for a character to come in over the RS232 RCV pin and returns
167
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