It is always helpful to describe what type of remote that you are trying to program. I saw your question posed in a different thread that made it clear you need EFC's for a OFA remote. Hitachi is setup code TV_0145 and here are all the commands translated from the official Hitachi commands all of these are NEC1:Device=80:
OBC EFC Command 004 180 8 005 184 9 006 182 Enter / Hold / Store 007 186 11 / Antenna / Tuner 008 053 SA/A Monitor / NiCam / Bilingual 009 057 Input Source / PIP Source / Antenna 010 055 Last Channel 011 059 Mute 012 052 AUX / 0 / 12 013 056 1 014 054 2 015 058 3 016 117 Display / Cancel / Recall / Status 017 121 TV / Off Timer 018 119 Volume Up / Menu > 020 116 Help 021 120 Volume Down / Menu < 023 122 Power 024 245 Channel Down / Menu Down 025 249 Channel Up / Menu Up 027 251 Surround 028 244 4 029 248 5 030 246 6 031 250 7 033 217 Video 1 034 215 Video 2 035 219 Video 3 036 212 Video 4 051 155 Enter 058 023 OFF 061 024 Video 5 062 022 Power On 063 026 Power Off 064 165 Program 076 036 Home Theater 078 038 F / Red 083 107 Menu / Text 088 229 Dig 2TV / PIP 089 233 PIP Swap 090 231 Dig Shift 091 235 Menu / Reset 092 228 UP / Time / Blue 093 232 Down / Swap / Yellow 094 230 Picture / Sound / Normal / Green 095 234 Sound 097 201 PIP Freeze 098 199 2 Pix 112 133 Cursor Up 113 137 Cursor Down 114 135 Cursor Right 115 139 Cursor Left 176 157 AUDIO
From here you can either use Key Moves or create a device upgrade using KM Master. If you have other specific JP1 related questions you will get better answers using the message board at the JP1 Yahoo group and I also am a participant there.