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https://github.com/saitohirga/WSJT-X.git
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51 lines
1.2 KiB
Fortran
51 lines
1.2 KiB
Fortran
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program pulsar
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! Receives timf2 data from Linrad and saves it for pulsar processing.
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parameter (NSPP=174)
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logical first
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integer*1 userx_no,iusb
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integer*2 id
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integer*2 nblock,nblock0
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integer*2 id2(1000)
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real*8 center_freq
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common/plrscom/center_freq,msec,fselect,iptr,nblock,userx_no,iusb,id(4,NSPP)
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! 8 4 4 4 2 1 1 1392
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data first/.true./,nblock0/0/,sqave/0.0/,u/0.001/
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save
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call setup_rsocket
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k=0
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10 call recv_pkt(center_freq)
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lost=nblock-nblock0-1
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if(lost.ne.0 .and. .not.first) print*,'Lost packets:',lost,nblock,nblock0
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nblock0=nblock
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sq=0.
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do i=1,NSPP
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sq=sq + float(id(1,i))**2 + float(id(2,i))**2 + &
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float(id(3,i))**2 + float(id(4,i))**2
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enddo
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sqave=sqave + u*(sq-sqave)
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rxnoise=10.0*log10(sqave) - 48.0
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k=k+1
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id2(k)=0.001*sq
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if(k.eq.1000) then
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write(*,1000) center_freq,0.001*msec,sqave,rxnoise,id2(1)
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write(13,1000) center_freq,0.001*msec,sqave,rxnoise,id2(1)
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1000 format(f7.3,f11.3,f10.0,f8.2,i8)
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write(12) center_freq,msec1,id2
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call flush(12)
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call flush(13)
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k=0
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endif
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go to 10
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end program pulsar
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! To compile: % gfortran -o pulsar pulsar.f90 plrr_subs.c
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