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2c17544f3f
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/WSJT/trunk@1 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
40 lines
935 B
Fortran
40 lines
935 B
Fortran
subroutine gencwid(msg,wpm,freqcw,samfac,iwave,nwave)
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parameter (NMAX=10*11025)
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character msg*22,msg2*22
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integer*2 iwave(NMAX)
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integer*1 idat(460)
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real*8 dt,t,twopi,pha,dpha,tdit,samfac
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data twopi/6.283185307d0/
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do i=1,22
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if(msg(i:i).eq.' ') go to 10
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enddo
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10 iz=i-1
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msg2=msg(1:iz)//' '
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call morse(msg2,idat,ndits) !Encode part 1 of msg
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tdit=1.2d0/wpm !Key-down dit time, seconds
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dt=1.d0/(11025.d0*samfac)
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nwave=ndits*tdit/dt
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k=0
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pha=0.
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dpha=twopi*freqcw*dt
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t=0.d0
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s=0.
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u=wpm/(11025*0.03)
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do i=1,nwave
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t=t+dt
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pha=pha+dpha
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j=t/tdit + 1
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! iwave(k)=0
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! if(idat(j).ne.0) iwave(i)=nint(32767.d0*sin(pha))
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s=s + u*(idat(j)-s)
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iwave(i)=nint(s*32767.d0*sin(pha))
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enddo
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return
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end
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