mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2024-10-31 15:47:10 -04:00
83 lines
2.3 KiB
Fortran
83 lines
2.3 KiB
Fortran
program msk144code
|
|
|
|
! Provides examples of message packing, bit and symbol ordering,
|
|
! LDPC encoding, and other necessary details of the MSK144 protocol.
|
|
|
|
use packjt77
|
|
character*77 c77
|
|
character msg*37,msgsent*37,bad*1,msgtype*18
|
|
integer*4 i4tone(144)
|
|
include 'msk144_testmsg.f90'
|
|
|
|
nargs=iargc()
|
|
if(nargs.ne.1) then
|
|
print*,'Usage: msk144code "message"'
|
|
print*,' msk144code -t'
|
|
print*,' '
|
|
print*,'Examples:'
|
|
print*,' msk144code "KA1ABC WB9XYZ EN37"'
|
|
print*,' msk144code "<KA1ABC WB9XYZ> R-03"'
|
|
print*,' msk144code "KA1ABC WB9XYZ R EN37"'
|
|
go to 999
|
|
endif
|
|
|
|
call getarg(1,msg)
|
|
nmsg=1
|
|
if(msg(1:2).eq."-t") then
|
|
nmsg=NTEST
|
|
endif
|
|
|
|
write(*,1010)
|
|
1010 format(4x,"Message",31x,"Decoded",29x,"Err i3.n3"/100("-"))
|
|
|
|
do imsg=1,nmsg
|
|
if(nmsg.gt.1) msg=testmsg(imsg)
|
|
call fmtmsg(msg,iz) !To upper case, collapse multiple blanks
|
|
call genmsk_128_90(msg,ichk,msgsent,i4tone,itype)
|
|
i3=-1
|
|
n3=-1
|
|
call pack77(msg,i3,n3,c77)
|
|
msgtype=""
|
|
if(i3.eq.0) then
|
|
if(n3.eq.0) msgtype="Free text"
|
|
if(n3.eq.1) msgtype="DXpedition mode"
|
|
if(n3.eq.2) msgtype="EU VHF Contest"
|
|
if(n3.eq.3) msgtype="ARRL Field Day"
|
|
if(n3.eq.4) msgtype="ARRL Field Day"
|
|
if(n3.eq.5) msgtype="Telemetry"
|
|
if(n3.ge.6) msgtype="Undefined type"
|
|
endif
|
|
if(i3.eq.1) msgtype="Standard msg"
|
|
if(i3.eq.2) msgtype="EU VHF Contest"
|
|
if(i3.eq.3) msgtype="ARRL RTTY Roundup"
|
|
if(i3.eq.4) msgtype="Nonstandard calls"
|
|
if(i3.ge.5) msgtype="Undefined msg type"
|
|
if(i3.ge.1) n3=-1
|
|
if(i4tone(41).lt.0) then
|
|
msgtype="Sh msg"
|
|
i3=-1
|
|
endif
|
|
bad=" "
|
|
if(msg.ne.msgsent) bad="*"
|
|
if(i3.eq.0.and.n3.ge.0) then
|
|
write(*,1020) imsg,msg,msgsent,bad,i3,n3,msgtype
|
|
1020 format(i2,'.',1x,a37,1x,a37,1x,a1,2x,i1,'.',i1,1x,a18)
|
|
elseif(i3.ge.1) then
|
|
write(*,1022) imsg,msg,msgsent,bad,i3,msgtype
|
|
1022 format(i2,'.',1x,a37,1x,a37,1x,a1,2x,i1,'.',1x,1x,a18)
|
|
elseif(i3.lt.0) then
|
|
write(*,1024) imsg,msg,msgsent,bad,msgtype
|
|
1024 format(i2,'.',1x,a37,1x,a37,1x,a1,6x,a18)
|
|
endif
|
|
|
|
enddo
|
|
|
|
if(nmsg.eq.1) then
|
|
n=144
|
|
if(i4tone(41).lt.0) n=40
|
|
write(*,1030) i4tone(1:n)
|
|
1030 format(/'Channel symbols'/(72i1))
|
|
endif
|
|
|
|
999 end program msk144code
|