float 轉 byte32

typedef union
{
float a;
uint8_t b[4];
}float_t;

float_t  test;

test.a=-120.125;

while(1)
{
         EUSART1_Write( test.b[3]  );
         EUSART1_Write( test.b[2]  );
         EUSART1_Write( test.b[1]  );
         EUSART1_Write( test.b[0]  );

            __delay_ms(2000);
}

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