71 lines
2.1 KiB
Plaintext
71 lines
2.1 KiB
Plaintext
|
program msk144code
|
||
|
|
|
||
|
|
! Provides examples of message packing, bit and symbol ordering,
|
||
|
|
! LDPC encoding, and other necessary details of the MSK144 protocol.
|
||
|
|
|
||
|
|
use packjt
|
||
|
|
character msg*22,msgsent*22,decoded,bad*1,msgtype*13,mygrid*6
|
||
|
|
integer*4 i4tone(144)
|
||
|
|
logical*1 bcontest
|
||
|
|
include 'testmsg.f90'
|
||
|
|
data mygrid/'FN20qi'/
|
||
|
|
|
||
|
|
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
|
||
|
|
testmsg(NTEST+1)="<KA1ABC WB9XYZ> -03"
|
||
|
|
testmsg(NTEST+2)="<KA1ABC WB9XYZ> R+03"
|
||
|
|
testmsg(NTEST+3)="<KA1ABC WB9XYZ> RRR"
|
||
|
|
testmsg(NTEST+4)="<KA1ABC WB9XYZ> 73"
|
||
|
|
testmsg(NTEST+5)="KA1ABC WB9XYZ R EN37"
|
||
|
|
nmsg=NTEST+5
|
||
|
|
endif
|
||
|
|
|
||
|
|
write(*,1010)
|
||
|
|
1010 format(" Message Decoded Err? Type"/ &
|
||
|
|
74("-"))
|
||
|
|
do imsg=1,nmsg
|
||
|
|
if(nmsg.gt.1) msg=testmsg(imsg)
|
||
|
|
call fmtmsg(msg,iz) !To upper case, collapse multiple blanks
|
||
|
|
i1=len(trim(msg))-5
|
||
|
|
bcontest=.false.
|
||
|
|
if(msg(i1:i1+1).eq.'R ') bcontest=.true.
|
||
|
|
ichk=0
|
||
|
|
call genmsk144(msg,mygrid,ichk,bcontest,msgsent,i4tone,itype)
|
||
|
|
|
||
|
|
msgtype=""
|
||
|
|
if(itype.eq.1) msgtype="Std Msg"
|
||
|
|
if(itype.eq.2) msgtype="Type 1 prefix"
|
||
|
|
if(itype.eq.3) msgtype="Type 1 suffix"
|
||
|
|
if(itype.eq.4) msgtype="Type 2 prefix"
|
||
|
|
if(itype.eq.5) msgtype="Type 2 suffix"
|
||
|
|
if(itype.eq.6) msgtype="Free text"
|
||
|
|
if(itype.eq.7) msgtype="Hashed calls"
|
||
|
|
|
||
|
|
bad=" "
|
||
|
|
if(msgsent.ne.msg) bad="*"
|
||
|
|
write(*,1020) imsg,msg,msgsent,bad,itype,msgtype
|
||
|
|
1020 format(i2,'.',2x,a22,2x,a22,3x,a1,i3,": ",a13)
|
||
|
|
enddo
|
||
|
|
|
||
|
|
if(nmsg.eq.1) then
|
||
|
|
n=144
|
||
|
|
if(msg(1:1).eq."<") n=40
|
||
|
|
write(*,1030) i4tone(1:n)
|
||
|
|
1030 format(/'Channel symbols'/(72i1))
|
||
|
|
endif
|
||
|
|
|
||
|
|
999 end program msk144code
|