adc informe

8/16/2019 Adc Informe

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library IEEE;

use IEEE.STD_LOGIC_1164.ALL;

use IEEE.STD_LOGIC_ARITH.ALL;

use IEEE.STD_LOGIC_UNSIGNED.ALL;

entity adc is

Port (

spi_!si " !u# STD_LOGIC; $$%el pre$ap ; Da#! serial& ' bi#s& (aes#r! a es)la*!

ap_)s " !u# STD_LOGIC; $$%el pre$ap ; A)#i*! e+ ba,!& Des-abili#a%! e+1

spi_)l " !u# STD_LOGIC; $$%e ab!s ; rel!, %e si+)r!

a%_)!+* " !u# STD_LOGIC; $$%el apli ; Apa/a%! y rese# e+ al#!

S0I_SS_ " !u# STD_LOGIC; $$u/rer! 20GA ; Des-abili#a%! e+ 1

DAC_CS " !u# STD_LOGIC; $$u/rer! 20GA ; Des-abili#a%! e+1

S2_CE3 " !u# STD_LOGIC; $$u/rer! 20GA ; Des-abili#a%! e+ 1

20GA_INIT_ " !u# STD_LOGIC;$$u/rer! 20GA ; Des-abili#a%! e+ 1

ap_s-%+ " !u# STD_LOGIC; $$%el pre$ap ; A)#i*! e+ al#!; Rese#

)l3 " i+ s#%_l!/i); $$%e la 20GA ; 3 (H5

spi_is! " i+ STD_LOGIC; $$%el apli ; Da#! serial

%a#a " !u# s#%_l!/i)_*e)#!r 7 %!8+#! 39; $$Sali%a a LED:s

rs#pre" i+ s#%_l!/i);

rs#a%)" i+ s#%_l!/i);

!+pre" i+ s#%_l!/i);

sel1&sel" i+ s#%_l!/i)9;

end adc;

architecture Behavioral of adc is

si/+al )+#)l " i+#e/er ra+/e 3 #! 3333"


2/20

S0I_SS_b?


3/20

spi_)l?


4/20

e%!?


5/20

8-e+ 16


6/20

spi_)l?9?


7/20

spi_)l? '


8/20

)349?


9/20

spi_)l?


10/20

e%!?


11/20


12/20

8-e+ '3


13/20

$$ a%_)!+*?


14/20

ADC SPARTAN 3

IN

CC

GND

0OTENCIO(ETRADC

CANAL A

ISUALIACION

1


15/20

S!CC"#N D CANA! D! ADC $ B"TS(% &'3

S)* ( +', " sel19 NIEL ALTO $$$CANAL 1 ! CANAL

NIEL AJO$$$CANAL 3 ! CANAL A

S)3 (N'- . sel9 NIEL ALTO$$$ITS 7 %!8+#! 39

NIEL AJO$$$ITS1> %!8+#! 69

RST $ +AB"!"TAD/RS


16/20

/0PR. (!'3

Ni*el al#!$$$a12cs 4%5

Ni*el ba,!K.a12cs 4'5

RSTPR. (D',

Ni*el al#!$$$$$$ espera el i+i)i! %e la es)ri#ura %e la /a+a)ia& %esa)#i*a le)#ura

%el a%)

Ni*el ba,!$$$$$$espera la i+#errup)i+ %el rs#a%) si +! -ay epie5a la

es)ri#ura %e la /a+a+)ia %el a%)

RSTADC. (6'-

Nivel alto$$$$$i+i)ia )!+*ersi+ %el a%) y la le)#ura

0ara u+a +ue*a le)#ura %el a%) es +e)esari! lle*ar al +i*el al#!

RSTADC

adconv789'9


17/20

P:!!&D/)N


18/20


19/20

Pri1era 2arte de la 1auina de estados edo %&'< 2ara 2rogra1arel a12li=cador


20/20

S>:NDA PART D 0A?:"NA D STAD/S PARA !A !CT:RA DADC

TRS PR"0R/ P:!S/S PARA DAR "N"C"/ A !A !CT:RA D! CANA!ADC edo 8'- & *3

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