control.srd

一个关于4路CAN卡的硬件程序,用VHDL编写

bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:NjRMH8R_LNMrRj9HM_NL9rjRa7qq,Aj7qqaq
j;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:R8NMRNH_GOLMrRj9HG_NLrMOjt9RhH7,_LNGr;j9
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjsRFROH_Frk0jH9R_kOF09rjRNH_MjLr9_,HNMGLO9rj;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:GjRFHsR_LNGrR49HG_NL9r4Ra7qq,A47qqaq
4;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:RsGFR1) z4paR1) z4paROH_Frk0jH9,_LNGr;49
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjMRN8_RHNrML4H9R_LNMrR497qqaA74,qqaq4b;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jNRM8HG_NLrMO4H9R_LNGM4Or9_RHO0Fkr,j9HG_NL9r4;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:FjRs_RHO0FkrR49HF_Ok40r9_RHNrML4H9,_LNGM4Or9b;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jGRFsHG_NL9r.RNH_G.Lr9qR7a.qA,a7qq;q.
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjFRGs R)1azp. R)1azp._RHO0Fkr,49HG_NL9r.;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:NjRMH8R_LNMrR.9HM_NL9r.Ra7qq,A.7qqaq
.;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:R8NMRNH_GOLMrR.9HG_NLrMO.H9R_kOF09r4,NH_G.Lr9b;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jFHsR_kOF09r.ROH_Frk0.H9R_LNMr,.9HG_NLrMO.
9;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:RsGFRNH_GdLr9_RHNrGLd79RqAaqdq,7adqq;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:GjRF)sR p1za)dR p1zaHdR_kOF09r.,NH_GdLr9b;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jNRM8HM_NL9rdRNH_MdLr9qR7adqA,a7qq;qd
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjMRN8_RHNMGLO9rdRNH_GOLMrRd9HF_Ok.0r9_,HNrGLd
9;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:RRFsHF_Okd0r9_RHO0FkrRd9HM_NL9rd,NH_GOLMr;d9
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjFRGs_RHNrGLcH9R_LNGrRc97qqaA7c,qqaqcb;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jGRFs)z 1pRac)z 1pRacHF_Okd0r9_,HNrGLc
9;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:R8NMRNH_McLr9_RHNrMLc79RqAaqcq,7acqq;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:NjRMH8R_LNGMcOr9_RHNMGLO9rcROH_Frk0dH9,_LNGr;c9
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjsRFROH_Frk0cH9R_kOF09rcRNH_McLr9_,HNMGLO9rc;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:GjRFHsR_LNGrR69HG_NL9r6Ra7qq,A67qqaq
6;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:RsGFR1) z6paR1) z6paROH_Frk0cH9,_LNGr;69
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjMRN8_RHNrML6H9R_LNMrR697qqaA76,qqaq6b;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jNRM8HG_NLrMO6H9R_LNGM6Or9_RHO0Fkr,c9HG_NL9r6;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:FjRs_RHO0FkrR69HF_Ok60r9_RHNrML6H9,_LNGM6Or9b;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jGRFsHG_NL9rnRNH_GnLr9qR7anqA,a7qq;qn
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjFRGs R)1azpn R)1azpn_RHO0Fkr,69HG_NL9rn;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:NjRMH8R_LNMrRn9HM_NL9rnRa7qq,An7qqaq
n;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:R8NMRNH_GOLMrRn9HG_NLrMOnH9R_kOF09r6,NH_GnLr9b;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jFHsR_kOF09rnROH_Frk0nH9R_LNMr,n9HG_NLrMOn
9;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:RsGFRNH_G(Lr9_RHNrGL(79RqAaq(q,7a(qq;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:GjRF)sR p1za)(R p1zaH(R_kOF09rn,NH_G(Lr9b;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jNRM8HM_NL9r(RNH_M(Lr9qR7a(qA,a7qq;q(
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjMRN8_RHNMGLO9r(RNH_GOLMrR(9HF_Okn0r9_,HNrGL(
9;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:RRFsHF_Ok(0r9_RHO0FkrR(9HM_NL9r(,NH_GOLMr;(9
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjFRGs_RHNrGLUH9R_LNGrRU97qqaA7U,qqaqUb;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jGRFs)z 1pRaU)z 1pRaUHF_Ok(0r9_,HNrGLU
9;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:R8NMRNH_MULr9_RHNrMLU79RqAaqUq,7aUqq;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:NjRMH8R_LNGMUOr9_RHNMGLO9rUROH_Frk0(H9,_LNGr;U9
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjsRFROH_Frk0UH9R_kOF09rURNH_MULr9_,HNMGLO9rU;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:GjRFHsR_LNGrRg9HG_NL9rgRa7qq,Ag7qqaq
g;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:RsGFR1) zgpaR1) zgpaROH_Frk0UH9,_LNGr;g9
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjMRN8_RHNrMLgH9R_LNMrRg97qqaA7g,qqaqgb;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jNRM8HG_NLrMOgH9R_LNGMgOr9_RHO0Fkr,U9HG_NL9rg;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:FjRs_RHO0FkrRg9HF_Okg0r9_RHNrMLgH9,_LNGMgOr9b;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jGRFsHG_NLjr49_RHNrGL4Rj97qqaA,4j7qqaq;4j
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjFRGs R)1azp4)jR p1zaR4jHF_Okg0r9_,HNrGL4;j9
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjMRN8_RHNrML4Rj9HM_NLjr49qR7a4qAjq,7a4qqjb;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jNRM8HG_NLrMO4Rj9HG_NLrMO4Rj9HF_Okg0r9_,HNrGL4;j9
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjsRFROH_Frk04Rj9HF_Ok40rjH9R_LNMr94j,NH_GOLMr94j;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:GjRFHsR_LNGr944RNH_G4Lr479RqAaq474,qqaq4
4;b*0R,,R*R
*;b@R@.j:nn.:c:nnj:+6(jM:k(D_Nr:.jdR.9fjj:RsGFR1) z4pa4 R)1azp4H4R_kOF0jr49_,HNrGL4;49
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjMRN8_RHNrML4R49HM_NL4r49qR7a4qA4q,7a4qq4b;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jNRM8HG_NLrMO4R49HG_NLrMO4R49HF_Ok40rjH9,_LNGr944;0
bRR*,**,R;R
b@:@.n:jncn.:j6n:(:+jk_M(N.Drj.:d9jRf:FjRs_RHO0Fkr944ROH_Frk04R49HM_NL4r49_,HNMGLO4r49b;
0,R*RR*,*b;
R.@@:nnj::c.n:jn6j(+:(kM_rND.dj:.f9RjR:jGRFsHG_NL.r49_RHNrGL4R.97qqaA,4.7qqaq;4.
Rb0**,R,;R*
@bR@n.:jcn:.j:nn(:6+kj:MN(_Djr.:9d.R:fjjFRGs R)1azp4).R p1zaR4.HF_Ok40r4H9,_LNGr94.;0
bRR*,**,R;R
MRvpu_ApQ)Yq)Rh1Yp_uvBn 4Rvpu;P
NHuRpv _)u1)  qhaahQmRh"z1hQt ;7"
HNPRu) )  1haaqQRmh"1zhQ th7
";NRPHp_uvWaQ7]nR4;P
NHQRW7Ra]4
n;NRPHp_uva YuRu"pvm_Bv)uq 
";HqR7ajqq;R
H7qqaq
4;HqR7a.qq;R
H7qqaq
d;HqR7acqq;R
H7qqaq
6;HqR7anqq;R
H7qqaq
(;HqR7aUqq;R
H7qqaq
g;HqR7a4qqjH;
Ra7qq4q4;R
H7qqaq;4.
7HRqqaq4
d;HqR7a4qqcH;
Ra7qq6q4;R
H7qqaA
j;HqR7a4qA;R
H7qqaA
.;HqR7adqA;R
H7qqaA
c;HqR7a6qA;R
H7qqaA
n;HqR7a(qA;R
H7qqaA
U;HqR7agqA;R
H7qqaA;4j
7HRqAaq4
4;HqR7a4qA.H;
Ra7qqdA4;R
H7qqaA;4c
7HRqAaq4
6;F RqAb;
R.@@:jcj::4.c:jjdj4+:dkM(8_s_kN_bjRf:GjRFNsRGjLr9GRNL9rjRa7qq,Aj7qqaq
j;b*0R,,R*R
*;b@R@.j:cj.:4:jcj:+d4jM:kds(_8__NkfbRjR:jGRFsNrGL4N9RG4Lr9qR7a4qA,a7qq;q4
Rb0**,R,;R*
@bR@c.:j4j:.j:cj4:d+kj:M_d(sN8__Rkbfjj:RsGFRLNGrR.9NrGL.79RqAaq.q,7a.qq;0
bRR*,**,R;R
b@:@.c:jj4c.:jdj:4:+jk(Md__s8Nb_kR:fjjFRGsGRNL9rdRLNGrRd97qqaA7d,qqaqdb;
0,R*RR*,*b;
R.@@:jcj::4.c:jjdj4+:dkM(8_s_kN_bjRf:GjRFNsRGcLr9GRNL9rcRa7qq,Ac7qqaq
c;b*0R,,R*R
*;b@R@.j:cj.:4:jcj:+d4jM:kds(_8__NkfbRjR:jGRFsNrGL6N9RG6Lr9qR7a6qA,a7qq;q6
Rb0**,R,;R*
@bR@c.:j4j:.j:cj4:d+kj:M_d(sN8__Rkbfjj:RsGFRLNGrRn9NrGLn79RqAaqnq,7anqq;0
bRR*,**,R;R
b@:@.c:jj4c.:jdj:4:+jk(Md__s8Nb_kR:fjjFRGsGRNL9r(RLNGrR(97qqaA7(,qqaq(b;
0,R*RR*,*b;
R.@@:jcj::4.c:jjdj4+:dkM(8_s_kN_bjRf:GjRFNsRGULr9GRNL9rURa7qq,AU7qqaq
U;b*0R,,R*R
*;b@R@.j:cj.:4:jcj:+d4jM:kds(_8__NkfbRjR:jGRFsNrGLgN9RGgLr9qR7agqA,a7qq;qg
Rb0**,R,;R*
@bR@c.:j4j:.j:cj4:d+kj:M_d(sN8__Rkbfjj:RsGFRLNGr94jRLNGr94jRa7qqjA4,a7qqjq4;0
bRR*,**,R;R
b@:@.c:jj4c.:jdj:4:+jk(Md__s8Nb_kR:fjjFRGsGRNL4r49GRNL4r49qR7a4qA4q,7a4qq4b;
0,R*RR*,*b;
R.@@:jcj::4.c:jjdj4+:dkM(8_s_kN_bjRf:GjRFNsRG4Lr.N9RG4Lr.79RqAaq47.,qqaq4
.;b*0R,,R*R
*;b@R@.j:cj.:4:jcj:+d4jM:kds(_8__NkfbRjR:jGRFsNrGL4Rd9NrGL4Rd97qqaA,4d7qqaq;4d
Rb0**,R,;R*
@bR@c.:j4j:.j:cj4:d+kj:M_d(sN8__Rkbfjj:RsGFRLNGr94cRLNGr94cRa7qqcA4,a7qqcq4;0
bRR*,**,R;R
b@:@.c:jj4c.:jdj:4:+jk(Md__s8Nb_kR:fjjFRGsGRNL6r49GRNL6r49qR7a4qA6q,7a4qq6b;
0,R*RR*,*b;
R.@@:jcj::4.c:jjdj4+:dkM(8_s_kN_bjRf:FjRs_RMCMJR_RCJNrGL4j6:9b;
0,R*RR*,**,R,,R*RR*,**,R,,R*RR*,**,R,,R*RR*,**,R,;R*
@bR@c.:j4j:.j:cj4:d+kj:M_d(sN8__Rkbfjj:RPHMRAq RAq RCM_Jb;
0,R*R
*;MpRRupv_QqA))1YRYuhpv _B4pURu
v;NRPHp_uv)) u h1 aQqam"hRzQh1t7h "N;
P)HR  u)1a hqmaQhzR"ht1Qh" 7;P
NHuRpvQ_W7Ra]4
U;NRPHWaQ7]UR4;P
NHuRpvY_au" Rp_uvBumvq") ;R
H7qqaq
j;HqR7a4qq;R
H7qqaq
.;HqR7adqq;R
H7qqaq
c;HqR7a6qq;R
H7qqaq
n;HqR7a(qq;R
H7qqaq
U;HqR7agqq;R
H7qqaq;4j
7HRqqaq4
4;HqR7a4qq.H;
Ra7qqdq4;R
H7qqaq;4c
7HRqqaq4
6;HqR7a4qqnH;
Ra7qq(q4;R
H7qqaA
j;HqR7a4qA;R
H7qqaA
.;HqR7adqA;R
H7qqaA
c;HqR7a6qA;R
H7qqaA
n;HqR7a(qA;R
H7qqaA
U;HqR7agqA;R
H7qqaA;4j
7HRqAaq4
4;HqR7a4qA.H;
Ra7qqdA4;R
H7qqaA;4c
7HRqAaq4
6;HqR7a4qAnH;
Ra7qq(A4;R
Fq; A
@bR@4.:Ucn::n4U:+6gj#:O_RLnfjj:RsGFRLNGrRj9NrGLj79RqAaqjq,7ajqq;0
bRR*,**,R;R
b@:@.4:UncU:4ng:6+Oj:#n_LR:fjjFRGsGRNL9r4RLNGrR497qqaA74,qqaq4b;
0,R*RR*,*b;
R.@@:n4U:4c:U6n:g:+jOL#_njRf:GjRFNsRG.Lr9GRNL9r.Ra7qq,A.7qqaq
.;b*0R,,R*R
*;b@R@.U:4n::c4:Un6jg+:_O#LfnRjR:jGRFsNrGLdN9RGdLr9qR7adqA,a7qq;qd
Rb0**,R,;R*
@bR@4.:Ucn::n4U:+6gj#:O_RLnfjj:RsGFRLNGrRc9NrGLc79RqAaqcq,7acqq;0
bRR*,**,R;R
b@:@.4:UncU:4ng:6+Oj:#n_LR:fjjFRGsGRNL9r6RLNGrR697qqaA76,qqaq6b;
0,R*RR*,*b;
R.@@:n4U:4c:U6n:g:+jOL#_njRf:GjRFNsRGnLr9GRNL9rnRa7qq,An7qqaq
n;b*0R,,R*R
*;b@R@.U:4n::c4:Un6jg+:_O#LfnRjR:jGRFsNrGL(N9RG(Lr9qR7a(qA,a7qq;q(
Rb0**,R,;R*
@bR@4.:Ucn::n4U:+6gj#:O_RLnfjj:RsGFRLNGrRU9NrGLU79RqAaqUq,7aUqq;0
bRR*,**,R;R
b@:@.4:UncU:4ng:6+Oj:#n_LR:fjjFRGsGRNL9rgRLNGrRg97qqaA7g,qqaqgb;
0,R*RR*,*b;
R.@@:n4U:4c:U6n:g:+jOL#_njRf:GjRFNsRG4LrjN9RG4Lrj79RqAaq47j,qqaq4
j;b*0R,,R*R
*;b@R@.U:4n::c4:Un6jg+:_O#LfnRjR:jGRFsNrGL4R49NrGL4R497qqaA,447qqaq;44
Rb0**,R,;R*
@bR@4.:Ucn::n4U:+6gj#:O_RLnfjj:RsGFRLNGr94.RLNGr94.Ra7qq.A4,a7qq.q4;0
bRR*,**,R;R
b@:@.4:UncU:4ng:6+Oj:#n_LR:fjjFRGsGRNLdr49GRNLdr49qR7a4qAdq,7a4qqdb;
0,R*RR*,*b;
R.@@:n4U:4c:U6n:g:+jOL#_njRf:GjRFNsRG4LrcN9RG4Lrc79RqAaq47c,qqaq4
c;b*0R,,R*R
*;b@R@.U:4n::c4:Un6jg+:_O#LfnRjR:jGRFsNrGL4R69NrGL4R697qqaA,467qqaq;46
Rb0**,R,;R*
@bR@4.:Ucn::n4U:+6gj#:O_RLnfjj:RsGFRLNGr94nRLNGr94nRa7qqnA4,a7qqnq4;0
bRR*,**,R;R
b@:@.4:UncU:4ng:6+Oj:#n_LR:fjjFRGsGRNL(r49GRNL(r49qR7a4qA(q,7a4qq(b;
0,R*RR*,*b;
R.@@:n4U:4c:U6n:g:+jOL#_njRf:FjRs_RMCMJR_RCJNrGL4j(:9b;
0,R*RR*,**,R,,R*RR*,**,R,,R*RR*,**,R,,R*RR*,**,R,,R*RR*,*b;
R.@@:n4U:4c:U6n:g:+jOL#_njRf:HjRMqPR qAR MAR_;CJ
Rb0**,R;R
M@:@.4(4:::444RdRI	FsRMOF0DsFR8LF$F_OMF0sDN;
P$R#MF_OlDbHCF_bHRM04N;
PFR3Lb#F0M8FC;R4
RNP3sMNCCN8ObFlR
4;N#PR$bM_NHs00MHFRb"Vo N=u.v(6"n1;P
NR#3HPDE8R
4;N3PRH##_FOksC;R4
@HR@4.:d::44.d:Rr[b(9:jRr[b(9:j;R
L@:@.446:::46djRbN:r(jb9Rj(Nr:;j9
RNH3HFsos8HRM"HF"k0;H
NRM#$_H0s#00NC;R4
@LR@4.:6::n4U6:RLbjrj(:9jRbL:r(j
9;N3HRFosH8RHs"FHMk;0"