I have created an advanced version of the simple substitution cipher.
It can now use chars in range from 0-255, but that should not stop you.
The ciphertext is in the language of this text, and uses correct punctuation and case-sensitivity.

ED 29 00 FF 9E 7E A5 EC 5C 7E A5 D4 29 00 F8 95
1D F7 41 D4 F8 1D 29 00 C9 1D 07 7E F8 1D 41 7E
9E F3 C9 9E 91 1D 31 EC A5 1D FA 29 EC 1D FF 29
A5 1D D4 A5 95 1D A2 C9 9E FA 1D 07 C9 5C 5C 1D
F3 29 00 C9 1D 15 C9 5C 5C 29 07 1D 41 7E 4E 65
C9 9E 95 1D F7 41 C9 1D 16 9E 29 31 5C C9 1F 1D
07 D4 A5 41 1D A5 41 D4 F8 1D 4E D4 16 41 C9 9E
1D D4 F8 1D A5 41 7E A5 1D A5 41 C9 1D 65 C9 FA
1D D4 F8 1D 16 9E C9 A5 A5 FA 1D 5C 29 00 FF 95
1D 7F 1D 07 D4 5C 5C 1D 4E 29 1F C9 1D EC 16 1D
07 D4 A5 41 1D 7E 1D 31 C9 A5 A5 C9 9E 1D C9 00
4E 9E FA 16 A5 D4 29 00 1D F8 41 C9 1F C9 1D 7E
00 FA 1D F8 29 29 00 95 1D C3 29 EC 9E 1D F8 29
5C EC A5 D4 29 00 1D D4 F8 C4 1D 7E 16 F3 5C 9E
C9 9E D4 7E 00 41 41 95