Try
0000 006D 0000 0020 000A 001E 000A 001E 000A 0046 000A 0046 000A 001E 000A 001E 000A 001E 000A 001E 000A 001E 000A 001E 000A 0046 000A 001E 000A 0046 000A 001E 000A 001E 000A 0677 000A 001E 000A 001E 000A 0046 000A 0046 000A 001E 000A 0046 000A 0046 000A 0046 000A 0046 000A 0046 000A 001E 000A 0046 000A 001E 000A 0046 000A 0046 000A 0677
which is Denon: {D=12,F=160}
P.S. I think there is some way to program hex codes on your own?
Not sure what you mean by that, but have a look at IrScrutinizer and/or IrpTransmogrifier.
