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Resurrect jt9sim, in case we need it.

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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@4305 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Joe Taylor 2014-09-11 15:32:22 +00:00
parent 617b08175b
commit 60955db247
3 changed files with 10 additions and 40 deletions
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2
lib/Makefile.jtsdk
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@ -28,7 +28,7 @@ CFLAGS = -I. -fbounds-check -mno-stack-arg-probe
%.o: %.F90 %.o: %.F90
${FC} ${FFLAGS} -c $< ${FC} ${FFLAGS} -c $<
all: libjt9.a libastro.a jt9.exe jt9code.exe jt65code.exe all: libjt9.a libastro.a jt9.exe jt9code.exe jt65code.exe jt9sim.exe
OBJS1 = pctile.o graycode.o sort.o ssort.o chkmsg.o \ OBJS1 = pctile.o graycode.o sort.o ssort.o chkmsg.o \
unpackmsg.o igray.o unpackcall.o unpackgrid.o \ unpackmsg.o igray.o unpackcall.o unpackgrid.o \

14
lib/jt9sim.f90
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@ -20,7 +20,7 @@ program jt9sim
nargs=iargc() nargs=iargc()
if(nargs.ne.6) then if(nargs.ne.6) then
print*,'Usage: jt9sim "message" fspan nsigs minutes SNR nfiles' print*,'Usage: jt9sim "message" fspan nsigs minutes SNR nfiles'
print*,'Example: "CQ K1ABC FN42" 200 20 2 -28 1' print*,'Example: jt9sim "CQ K1ABC FN42" 200 20 2 -28 1'
print*,' ' print*,' '
print*,'Enter message = "" to use entries in msgs.txt.' print*,'Enter message = "" to use entries in msgs.txt.'
print*,'Enter SNR = 0 to generate a range of SNRs.' print*,'Enter SNR = 0 to generate a range of SNRs.'
@ -54,7 +54,9 @@ program jt9sim
if(minutes.eq.30) nsps=252000 if(minutes.eq.30) nsps=252000
if(nsps.eq.0) stop 'Bad value for minutes.' if(nsps.eq.0) stop 'Bad value for minutes.'
f0=1400.d0 !Center frequency (Hz) ! f0=1400.d0 !Center frequency (Hz)
f0=3000.d0 !Center frequency (Hz)
! f0=1500.0 ! f0=1500.0
! if(minutes.eq.5) f0=1100. ! if(minutes.eq.5) f0=1100.
! if(minutes.eq.10) f0=1050. ! if(minutes.eq.10) f0=1050.
@ -65,7 +67,7 @@ program jt9sim
if(msg0(1:3).eq.'sin') read(msg0(4:),*) sinfreq if(msg0(1:3).eq.'sin') read(msg0(4:),*) sinfreq
open(12,file='msgs.txt',status='old') if(message.eq."") open(12,file='msgs.txt',status='old')
write(*,1000) write(*,1000)
1000 format('File N freq S/N Message'/ & 1000 format('File N freq S/N Message'/ &
@ -88,7 +90,7 @@ program jt9sim
endif endif
if(msg0.ne.' ') then if(msg0.ne.' ') then
call genjt9(message,msgsent,i4tone) !Encode message into tone #s call genjt9(message,0,msgsent,i4tone,itext) !Encode message into tone #s
endif endif
rewind 12 rewind 12
@ -154,8 +156,8 @@ program jt9sim
i4=-10 i4=-10
if(i1Bits(i).eq.1) i4=10 if(i1Bits(i).eq.1) i4=10
i4=i4+128 i4=i4+128
if(i4.le.127) i1SoftSymbols(k)=i4 if(i4.le.127) i1SoftSymbols(i)=i4
if(i4.ge.128) i1SoftSymbols(k)=i4-256 if(i4.ge.128) i1SoftSymbols(i)=i4-256
enddo enddo
limit=1000 limit=1000
call decode9(i1SoftSymbols,limit,nlim,msg) call decode9(i1SoftSymbols,limit,nlim,msg)

32
lib/t1.f90
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@ -1,32 +0,0 @@
program t1
character*22 msg
character*12 arg
complex c3(0:4096-1)
complex c5(0:4096-1)
call getarg(1,arg)
read(arg,*) nfile
do ifile=1,999
read(51,end=999) nutc,nsnr,xdt,nfreq,msg,c3,c5
write(*,1010) ifile,nutc,nsnr,xdt,nfreq,msg
1010 format(3i6,f7.1,i6,2x,a22)
if(ifile.eq.nfile) then
c3=c5
c3(1353:)=0
call four2a(c3,2048,1,-1,1)
df=12000.0/(128.0*2048.0)
do i=0,2048
freq=i*df
if(i.ge.1024) freq=(i-2048)*df
s=1.e-4*(real(c3(i))**2 + aimag(c3(i))**2)
write(13,3001) i,freq,s
3001 format(i6,2f10.3)
enddo
endif
enddo
999 end program t1