Echelon Neuron C Manual do Utilizador descarregar pdf (Página 94)

74 Functions

Syntax

#include <control.h>

void application_restart (void);

Example

#define MAX_ERRS 50 int error_count;

...

when (error_count > MAX_ERRS)

{

application_restart();

}

bcd2bin( ) Built-in Function

The bcd2bin( ) built-in function converts a binary-coded decimal structure to a

binary number. The structure definition is built into the compiler. The most

significant digit is

. Note that

should always be 0.

Syntax

unsigned long bcd2bin (struct bcd *

);

struct bcd {

unsigned d1:4,

d2:4,

d3:4,

d4:4,

d5:4,

d6:4;

};

Example

void f(void)

{

struct bcd digits;

unsigned long value;

memset(&digits, 0, 3);

digits.d3=1;

digits.d4=2;

digits.d5=3;

digits.d6=4;

value = bcd2bin(&digits);

//value now contains 1234

}

bin2bcd( ) Built-in Function

The bin2bcd( ) built-in function converts a binary number to a binary-coded

decimal structure.

1 2 ... 89 90 91 92 93 94 95 96 97 98 99 ... 266 267

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