WSJT-X/lib/conv232.f90

39 lines
1.3 KiB
Fortran

! Layland-Lushbaugh polynomials for a K=32, r=1/2 convolutional code,
! and 8-bit parity lookup table.
data npoly1/-221228207/,npoly2/-463389625/
integer*1 partab(0:255)
data partab/ &
0, 1, 1, 0, 1, 0, 0, 1, &
1, 0, 0, 1, 0, 1, 1, 0, &
1, 0, 0, 1, 0, 1, 1, 0, &
0, 1, 1, 0, 1, 0, 0, 1, &
1, 0, 0, 1, 0, 1, 1, 0, &
0, 1, 1, 0, 1, 0, 0, 1, &
0, 1, 1, 0, 1, 0, 0, 1, &
1, 0, 0, 1, 0, 1, 1, 0, &
1, 0, 0, 1, 0, 1, 1, 0, &
0, 1, 1, 0, 1, 0, 0, 1, &
0, 1, 1, 0, 1, 0, 0, 1, &
1, 0, 0, 1, 0, 1, 1, 0, &
0, 1, 1, 0, 1, 0, 0, 1, &
1, 0, 0, 1, 0, 1, 1, 0, &
1, 0, 0, 1, 0, 1, 1, 0, &
0, 1, 1, 0, 1, 0, 0, 1, &
1, 0, 0, 1, 0, 1, 1, 0, &
0, 1, 1, 0, 1, 0, 0, 1, &
0, 1, 1, 0, 1, 0, 0, 1, &
1, 0, 0, 1, 0, 1, 1, 0, &
0, 1, 1, 0, 1, 0, 0, 1, &
1, 0, 0, 1, 0, 1, 1, 0, &
1, 0, 0, 1, 0, 1, 1, 0, &
0, 1, 1, 0, 1, 0, 0, 1, &
0, 1, 1, 0, 1, 0, 0, 1, &
1, 0, 0, 1, 0, 1, 1, 0, &
1, 0, 0, 1, 0, 1, 1, 0, &
0, 1, 1, 0, 1, 0, 0, 1, &
1, 0, 0, 1, 0, 1, 1, 0, &
0, 1, 1, 0, 1, 0, 0, 1, &
0, 1, 1, 0, 1, 0, 0, 1, &
1, 0, 0, 1, 0, 1, 1, 0/