tstrsbnv.m

数字通信第四版原书的例程

add_block('built-in/S-Function',[sys,'/',['Sampled read',13,'from wksp/Message source']])
set_param([sys,'/',['Sampled read',13,'from wksp/Message source']],...
		'BackGround',5,...
		'function name','trigwksp',...
		'parameters','var,thd,cyclFlag,ini',...
		'Mask Display','Triggered\nread',...
		'Mask Type','Read from workspace')
set_param([sys,'/',['Sampled read',13,'from wksp/Message source']],...
		'Mask Dialogue','The raising edge of input pulse trigger the block output the next row from the workspace variable.|Read the variable:|Threshold for the input pulse:|Cyclic read variable (1) or amend zeros (0).|Output before first trigger:')
set_param([sys,'/',['Sampled read',13,'from wksp/Message source']],...
		'Mask Translate','var=@1;thd=@2;cyclFlag=@3;ini=@4;')
set_param([sys,'/',['Sampled read',13,'from wksp/Message source']],...
		'Mask Help','This block reads the data from a workspace variable. The output is refreshed at the raising edge of the input pulse.',...
		'Mask Entries','var\/.1\/cyc\/ini\/')
set_param([sys,'/',['Sampled read',13,'from wksp/Message source']],...
		'position',[180,53,255,97])

add_block('built-in/Outport',[sys,'/',['Sampled read',13,'from wksp/out_1']])
set_param([sys,'/',['Sampled read',13,'from wksp/out_1']],...
		'position',[295,65,315,85])


%     Subsystem  ['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1'].

new_system([sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1']])
set_param([sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1']],'Location',[55,192,283,286])

add_block('built-in/Outport',[sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1/Outport']])
set_param([sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1/Outport']],...
		'position',[160,35,180,55])

add_block('built-in/S-Function',[sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1/S-function1']])
set_param([sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1/S-function1']],...
		'function name','homopuls',...
		'parameters','samp_time, out_divid, offset',...
		'position',[40,31,105,59])
add_line([sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1']],[110,45;155,45])
set_param([sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1']],...
		'Mask Display','Vector\nPulse',...
		'Mask Type','Pulse generator')
set_param([sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1']],...
		'Mask Dialogue','Vector pulses with sample rate of each pulse as Sample_time ./Divider. |Sample time (scalar, sec):|Divider (integer vector):|Offset (have same dimension as Divider:')
set_param([sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1']],...
		'Mask Translate','samp_time=@1;out_divid=@2;offset=@3;')
set_param([sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1']],...
		'Mask Help','This block generator a vector pulses. The output length is the same as the vector defined in "Divider". The ith element of the output has the sample time Sample_time/Divider(i). All elements in "Divider" must be integers.')
set_param([sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1']],...
		'Mask Entries','ts\/1\/off\/')


%     Finished composite block ['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1'].

set_param([sys,'/',['Sampled read',13,'from wksp/Pulses deivide',13,'same sample time1']],...
		'position',[50,56,110,94])
add_line([sys,'/',['Sampled read',13,'from wksp']],[115,75;175,75])
add_line([sys,'/',['Sampled read',13,'from wksp']],[260,75;290,75])
set_param([sys,'/',['Sampled read',13,'from wksp']],...
		'Mask Display','plot(0,0,100,100,x,y);Rd wksp',...
		'Mask Type','Read from workspace')
set_param([sys,'/',['Sampled read',13,'from wksp']],...
		'Mask Dialogue','Read from a workspace variable at\nsampling time point.|Variable (column_number=block_output_length):|Data output sample time (sec):|Cyclic control (1: cyclic read, 0: output zeros after eof).|Initial output:')
set_param([sys,'/',['Sampled read',13,'from wksp']],...
		'Mask Translate','var=@1;td=@2;ts=td(1);if (length(td)>=2),off=td(2);else off=0;end;cyc=@3;ini=@4;[x,y]=srcsicon(7);')
set_param([sys,'/',['Sampled read',13,'from wksp']],...
		'Mask Help','This block reads from a workspace variable at a given sample time. The column number is the block output vector length. When the simulation reached the end of the variable (eof) row, the block will cyclically output from the first row of the variable or output zeros based on the cyclic control entree.')
set_param([sys,'/',['Sampled read',13,'from wksp']],...
		'Mask Entries','randint(100*K_rs_demo*M_rs_demo,1)\/1/K_rs_demo/M_rs_demo\/1\/0\/')


%     Finished composite block ['Sampled read',13,'from wksp'].

set_param([sys,'/',['Sampled read',13,'from wksp']],...
		'hide name',0,...
		'position',[25,23,105,67])


%     Subsystem  ['Binary sequence',13,'RS encode'].

new_system([sys,'/',['Binary sequence',13,'RS encode']])
set_param([sys,'/',['Binary sequence',13,'RS encode']],'Location',[263,35,887,210])


%     Subsystem  ['Binary sequence',13,'RS encode/Binary vector',13,'RS encode'].

new_system([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],'Location',[160,111,633,282])

add_block('built-in/Memory',[sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/Memory']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/Memory']],...
		'orientation',2,...
		'x0','zeros(1,n*dim)',...
		'position',[305,105,345,135])

add_block('built-in/Switch',[sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/Switch']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/Switch']],...
		'Threshold','0.5',...
		'position',[305,54,335,86])

add_block('built-in/S-Function',[sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/S-function']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/S-function']],...
		'function name','simrscbv',...
		'parameters','n, k, pg,tp,dim',...
		'position',[180,30,245,50])

add_block('built-in/Mux',[sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/Mux']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/Mux']],...
		'inputs','2',...
		'position',[90,51,125,84])

add_block('built-in/Inport',[sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/in_1']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/in_1']],...
		'position',[30,25,50,45])

add_block('built-in/Inport',[sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/in_2']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/in_2']],...
		'Port','2',...
		'position',[20,110,40,130])

add_block('built-in/Outport',[sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/out_1']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode/out_1']],...
		'position',[425,60,445,80])
add_line([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],[340,70;420,70])
add_line([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],[370,70;370,120;350,120])
add_line([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],[300,120;265,120;265,80;300,80])
add_line([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],[250,40;265,40;265,60;300,60])
add_line([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],[55,35;70,35;70,60;85,60])
add_line([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],[130,70;160,70;160,40;175,40])
add_line([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],[45,120;210,120;210,70;300,70])
add_line([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],[70,120;70,75;85,75])
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],...
		'Mask Display','plot(0,0,100,100,x,y,v,w);Bnr RS en',...
		'Mask Type','Binary vector I/O RS encode')
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],...
		'Mask Dialogue','Reed-Solomon encode with binary input\nvector length K*M and binary output vector length N*M.|Code length N=2^M-1 (M is a >2 integer):|Message length K (< N):')
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],...
		'Mask Translate','n=@1;k=@2;if length(k)>1,pg=k;k=n-length(pg)-1;else,pg=rspoly(n,k);end;dim=3;p_dim=7;while p_dim<n,dim=dim+1;p_dim=2^dim-1;end;tp=gftuple([-1:n-1]'',dim);[x,y]=codeicon(1);[v,w]=trigicon(0,25,get_param(gcb,''orientation''));')
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],...
		'Mask Help','This block encodes length K*M binary vector input into length N*M binary vector output using Reed-Solomon code. The codeword length is N=2^M-1. M is a integer larger than 2. The message length is K<N. The block refreshes its encoding output when the enable signal at the second inport has positive value.')
set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],...
		'Mask Entries','n\/k\/')


%     Finished composite block ['Binary sequence',13,'RS encode/Binary vector',13,'RS encode'].

set_param([sys,'/',['Binary sequence',13,'RS encode/Binary vector',13,'RS encode']],...
		'position',[415,38,495,82])

add_block('built-in/Inport',[sys,'/',['Binary sequence',13,'RS encode/in_1']])
set_param([sys,'/',['Binary sequence',13,'RS encode/in_1']],...
		'position',[115,40,135,60])


%     Subsystem  ['Binary sequence',13,'RS encode/Register-shift'].

new_system([sys,'/',['Binary sequence',13,'RS encode/Register-shift']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],'Location',[237,587,592,717])

add_block('built-in/Demux',[sys,'/',['Binary sequence',13,'RS encode/Register-shift/Demux']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift/Demux']],...
		'outputs','[len_rg, 1]',...
		'position',[260,55,300,90])

add_block('built-in/S-Function',[sys,'/',['Binary sequence',13,'RS encode/Register-shift/S-function']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift/S-function']],...
		'function name','regshift',...
		'parameters','shft_out, thrhld',...
		'position',[150,65,200,85])

add_block('built-in/Mux',[sys,'/',['Binary sequence',13,'RS encode/Register-shift/Mux']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift/Mux']],...
		'inputs','2',...
		'position',[80,56,115,89])

add_block('built-in/Outport',[sys,'/',['Binary sequence',13,'RS encode/Register-shift/out_1']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift/out_1']],...
		'position',[330,55,350,75])

add_block('built-in/Outport',[sys,'/',['Binary sequence',13,'RS encode/Register-shift/out_2']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift/out_2']],...
		'Port','2',...
		'position',[330,70,350,90])

add_block('built-in/Inport',[sys,'/',['Binary sequence',13,'RS encode/Register-shift/in_1']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift/in_1']],...
		'position',[30,55,50,75])

add_block('built-in/Inport',[sys,'/',['Binary sequence',13,'RS encode/Register-shift/in_2']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift/in_2']],...
		'Port','2',...
		'position',[30,70,50,90])
add_line([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],[120,75;145,75])
add_line([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],[205,75;255,75])
add_line([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],[305,65;325,65])
add_line([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],[305,80;325,80])
add_line([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],[55,65;75,65])
add_line([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],[55,80;75,80])
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],...
		'Mask Display','Register\nshift',...
		'Mask Type','Register-shift')
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],...
		'Mask Dialogue','Store and shift the input from 1st port by raising edge of the pulse from second port.|Vector specify ouput delay length(non-negative integer):|Threshold for the pulse signal from the 2nd port:')
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],...
		'Mask Translate','shft_out=@1; thrhld=@2; len_rg=length(@1);')
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],...
		'Mask Help','This block store the 1st inport signal at the raising edge of 2nd inport pulse. The 1st outport outputs a vector with its size same as the the size of the 1st entree of this block. The maximum delay is the register size of this block. The second outport output a positive pulse at the begining of entire register refreshment.')
set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],...
		'Mask Entries','[k*m:-1:1]\/.1\/')


%     Finished composite block ['Binary sequence',13,'RS encode/Register-shift'].

set_param([sys,'/',['Binary sequence',13,'RS encode/Register-shift']],...
		'ForeGround',3,...
		'position',[225,40,280,80])


%     Subsystem  ['Binary sequence',13,'RS encode/Rising edge',13,'detector'].

new_system([sys,'/',['Binary sequence',13,'RS encode/Rising edge',13,'detector']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Rising edge',13,'detector']],'Location',[282,116,671,290])

add_block('built-in/Outport',[sys,'/',['Binary sequence',13,'RS encode/Rising edge',13,'detector/out_1']])
set_param([sys,'/',['Binary sequence',13,'RS encode/Rising edge',13,'detector/out_1']],...
		'position',[340,25,360,45])