For the Yamaha DSPA1, the following funtional descriptions match those on
the original remote exactly:

000 up arrow (SET MENU MODE)
002 left arrow (SET MENU MODE)
047 TEST
060 TAPE 2 MON in/ ext decoder in
061 PHONO input
062 vol down
063 V AUX input
064 vol up
065 TUNER input
066 POWER TOGGLE
067 MD/TAPE1 input
108 ROCK effect key 5
109 HALL 1 effect key 1
110 CONCERT VIDEO 1 effect key 7
111 CHURCH effect key 3
112 ENTERTAINMENT effect key 6
113 HALL 2 effect key 2
114 CONCERT VIDEO 2 effect key 8
115 JAZZ CLUB effect key 4
124 mute
128 LEVEL
131 sleep
172 arrow down (PARAMETER MODE)
174 arrow right (PARAMETER MODE)
175 ON SCREEN
176 arrow up (PARAMETER MODE)
177 EFFECT ON/OFF
178 arrow left (PARAMETER MODE)
188 TV/DBS input
191 VCR2 input
192 DVD/VCR3 input
193 VCR1 input
194 CD input
195 LD input
237 TV THEATER effect key 9
239 MOV TH 2 effect key 11
241 MOV TH 1 effect key 10
243 DD/DTS SURR effect key 12
252 down arrow (SET MENU MODE)
254 right arrow (SET MENU MODE)

The following functions for the DSP A1 require setup code 0176.  These
functions cannot be programmed with the 0354 code.
117 TUNER PRESET UP
119 TUNER A/B/C/D/E
121 TUNER PRESET DN




Audio Amplifiers ----- <CD Group>
----------------------------------------------------------------------
 239 11/Game 		236 70mm Movie T 	177 Effct On/Off 	060 Tape 2 Mon
 239 11/Movie The 	240 70mm Movie T 	195 LD 			060 Tape Monitor
 236 13/70mm Mov1 	063 AUX 		067 PC Audio 		047 Test
 240 14/70mm Mov2 	194 CD 			061 Phono 		065 Tuner
 238 15/Pro Logic 	191 CDI 		045 Rear Lev + 		193 VCR 1
 242 16/Enhanced 	051 Center Lev + 	049 Rear Lev - 		191 VCR 2 |CDI
 192 3DO 		044 Center Lev - 	067 Tape 1/DAT

 AUDIO AMPLIFIER.
 On some models,
 1/Hall 1 	may be 1/Surround Pro-Logic;
 2/Hall 2 	may be 2/Surround Enhanced or Church;
 3/Hall 3|Opera	may be 3/CNCT Video or Jazz Club;
 4/Church 	may be 4/Mono Movie or Rock Concert;
 5/Rock Concert	may be 5/Rock or Concert Video;
 6/Jazz Club 	may be 6/Hall or Opera;
 7/Disco 	may be Classic Film;
 8/Stadium 	may be Animation;
 9/Concert Video may be TV Theater;
 10/TV Theater 	may be TV Sport;
 11/Movie Theatr may be Game;
 12/Pro Logic 	may be Karoke;
 Right 		may be Delay Time Up;
 Left 		may be Delay Time Down;
 Tape 2 Monitor	may be Tape Monitor.

 241 0...............10/TV Sport 	241 0...............10/TV Theater
 243 SUR.............12/Karoke 		243 SUR.............12/Pro logic
 252 SHIFT PAUSE.....Center Mode 	188 A/B.............DBS/TV |Sega
 178 REWIND..........Delay Time Down 	174 FAST FORWARD....Delay Time Up
 048 SHIFT FFD.......Front Lev + 	046 SHIFT REW.......Front Lev -
 178 REWIND..........Left|Delay Tme- 	175 PROGRAM.........On Screen
 243 SUR.............Pro Logic 		174 FAST FORWARD....Rigt|Delay Tme+
 188 A/B.............Sega