62 lines
1.6 KiB
Plaintext
62 lines
1.6 KiB
Plaintext
|
program test_wspr
|
||
|
|
|
||
|
|
! This program provides examples of the source encoding, convolutional
|
||
|
|
! error-control coding, bit and symbol ordering, and synchronizing
|
||
|
|
! information contained in WSPR messages.
|
||
|
|
|
||
|
|
character*22 msg,msg2
|
||
|
|
character*23 msg3
|
||
|
|
character*1 err2,err3
|
||
|
|
integer*1 data0(11)
|
||
|
|
logical lfile
|
||
|
|
|
||
|
|
! Get command-line argument(s)
|
||
|
|
nargs=iargc()
|
||
|
|
if(nargs.ne.1) then
|
||
|
|
print*,'Usage: test_wspr "message"'
|
||
|
|
go to 999
|
||
|
|
endif
|
||
|
|
call getarg(1,msg) !Get message from command line
|
||
|
|
call unpk(data0,1,msg3) !Read the C hashtable
|
||
|
|
lfile=msg(1:2).eq."-t"
|
||
|
|
if(lfile) open(10,file="messages.txt",status="old")
|
||
|
|
|
||
|
|
do imsg=1,999
|
||
|
|
if(lfile) read(10,1001,end=900) msg
|
||
|
|
1001 format(a22)
|
||
|
|
|
||
|
|
data0=0
|
||
|
|
call wqencode(msg,ntype0,data0) !Source encoding
|
||
|
|
! write(*,1002) data0(1:7)
|
||
|
|
!1002 format('Source-encoded message (50 bits, hex):',7z3.2)
|
||
|
|
! data0(8:11)=0
|
||
|
|
|
||
|
|
call wqdecode(data0,msg2,ntype1)
|
||
|
|
|
||
|
|
! write(*,1020) ntype1
|
||
|
|
!1020 format('Message type: ',i7)
|
||
|
|
! write(*,1030) msg2
|
||
|
|
!1030 format('Decoded message: ',a22)
|
||
|
|
|
||
|
|
call unpk(data0,0,msg3)
|
||
|
|
do i=1,23
|
||
|
|
if(ichar(msg3(i:i)).eq.0) then
|
||
|
|
msg3(i:)=" "
|
||
|
|
exit
|
||
|
|
endif
|
||
|
|
enddo
|
||
|
|
|
||
|
|
err2=' '
|
||
|
|
err3=' '
|
||
|
|
if(msg2.ne.msg) err2='*'
|
||
|
|
if(msg3.ne.msg) err3='*'
|
||
|
|
|
||
|
|
write(*,1040) msg,err2,msg2,err3,msg3
|
||
|
|
1040 format(a22,1x,a1,1x,a22,1x,a1,1x,a22)
|
||
|
|
if(.not.lfile) exit
|
||
|
|
enddo
|
||
|
|
900 call unpk(data0,2,msg3)
|
||
|
|
|
||
|
|
|
||
|
|
999 end program test_wspr
|