Design of a Mathematical Unit in FPGA for the Implementation of the Control of a Magnetic Levitation System

Table 1

Selection of preestablished data for a cosine function.

Address bus			Data bus
a9-a8	a7-a4	a3-a0	d16	d15-d12	d11-d8	d7-d4	d3-d0
00	0000	0000	0	1000	0000	0000	0000
00	0000	0001	0	0111	1111	1111	1110
00	0000	0010	0	0111	1111	1111	1110
00	0000	0011	0	0111	1111	1111	1010
00	0000	0100	0	0111	1111	1111	1000
00	0000	0101	0	0111	1111	1111	0010
00	0000	0110	0	0111	1111	1110	1110
00	0000	0111	0	0111	1111	1110	0110
00	0000	1000	0	0111	1111	1110	0000
00	0000	1001	0	0111	1111	1101	0110
00	0000	1010	0	0111	1111	1100	1110
00	0000	1011	0	0111	1111	1100	0010