Super Robot Taisen R/ROM map

The following article is a ROM map for Super Robot Taisen R.

Known functions

From	To	Size	Description
0x8002F04	0x8002F1B	0x18	Retrieves the pointer to a resource. R0: Table ID R1: Resource ID Returns the pointer via R0.
0x8004B18	0x8004B43	0x2C	Plays a given background music. R0: BGM index
0x8004B5C	0x8004B87	0x2C	Plays a given sound effect. R0: SFX index
0x80054B4	0x80056AB	0x1F8	The ECD decompression routine. R0: Pointer to the ECD content R1: Out-pointer to the buffer storing the decompressed content Returns the number of bytes written to the output buffer via R0.
0x800E46C	0x800E4BF	0x54	Loads the IMG / PLT / PAT / TIM indices for a given unit's sprite. R0: Unit ID R1: Out-pointer to IMG index R2: Out-pointer to PLT index R3: Out-pointer to PAT index Stack[0]: Out-pointer to TIM index

Data tables

From	To	Size	Description	Entry size	Entry count
0x80690DC	0x80690E7	0xC	Pointers to resource tables	4	3
0x806A754	0x8072CC3	0xE570	Pilot definitions	140	244
0x8072CC4	0x807C1C3	0x9500	Unit definitions	128	298
0x807C1C4	0x8083BA3	0x79E0	Weapon definitions	24	1300
0x8083C74	0x8084493	0x820	Terrain definitions	16	130
0x8084494	0x8091D3F	0xD8AC	Unit spawn tables	28	1981
0x8091D40	0x8091E0F	0xD0	Pointers to unit spawn tables (one per scenario)	4	52
0x8096D7C	0x8097977	0xBFC	Scenario map definitions	52	59
0x809929C	0x80A149B	0x8200	Battle background definitions	256	130
0x80A149C	0x80A1807	0x876	IMG / PLT / SCR resource indices for battle cut-in images	6	146
0x80A1C40	0x80A7F87	0x6348	Battle animation sprite definitions	12	2118
0x80B74EC	0x80B9D8B	0x28A0	Battle animation definitions	8	1300
0x8121FB4	0x812863F	0x668C	Resource table 0 pointers	4	6563
0x8128640	0x868D8B3	0x565274	Resource table 0 contents	N/A
0x868D8B4	0x868E947	0x1094	Resource table 1 pointers	4	1061
0x868E948	0x87379C7	0xA9080	Resource table 1 contents	N/A
0x87379C8	0x87379CF	0x8	Resource table 2 pointers	4	2
0x87379D0	0x8771BB7	0x3A1E8	Resource table 2 contents	N/A
0x8771BB8	0x8771BCF	0x18	Pointers to music track states	4	6
0x8771BD0	0x8771BE7	0x18	Pointers to sound effect track states	4	6
0x8771BE8	0x8771BF4	0xD	Note length table	1	13
0x8771BF5	0x8771CF5	0x101	8-bit sine table	1	257
0x8771CF6	0x8771D9D	0xA8	Note period register values for GB pulse channels	2	84
0x8771D9E	0x8771E07	0x6A	Note period register values for GB wave channel?	2	53

Special resource table entries

Table	Entry index	Description	From	To	Size
0	2	Shift-JIS font	0x8128808	0x81570AF	0x2E8A8
0	3	Halfwidth font	0x81570B0	0x81588AF	0x1800
0	4	GB wave channel samples	0x81588B0	0x8158981	0xD2
0	5	GB noise channel instruments (music)	0x8158984	0x8158B2D	0x1AA
0	6	GB noise channel instruments (sound effects)	0x8158B30	0x8159115	0x5E6
0	7	GBA PCM instrument samples	0x8159118	0x818AA71	0x3195A
0	8	GBA PCM sound effect samples	0x818AA74	0x81D4E55	0x4A3E2
0	9	Music patterns	0x81D4E58	0x81F47A1	0x1F94A
0	10	Sound effect patterns	0x81F47A4	0x81F5E1B	0x1678
2	0	Battle message tables	0x87379D0	0x8771BB3	0x3A1E4