lab4

#include  <reg51.h>

float x;
unsigned char xdata y[201], i;

float f(float x)
{
	return (1 + (x / 2) - (x*x) / (2 * 4) + 3 * (x*x*x) / (2 * 4 * 6) - 3 * 5 * (x*x*x*x) / (2 * 4 * 6 * 9)) * 100;
}

main()
{
	i = 0;
	for (x=-1.0; x <= 1.0; x += 0.01)
		y[i++] = f(x);
	while(1)
	{
		i = 0;
		for (x=-1.0; x <= 1; x += 0.01)
		{
			f(x);
			P1 = y[i++];
		}
	}
	return 0;
}