so based on the mame code
Code:
ROM_REGION( 0x200000, "gfx2", 0 ) /* sprites */
ROM_LOAD16_BYTE( "snk880.11a", 0x000000, 0x20000, CRC(e70fd906) SHA1(b9e734c074ee1c8ae73e6041d739ab30d2df7d62) )
ROM_LOAD16_BYTE( "snk880.15a", 0x000001, 0x20000, CRC(7a90e957) SHA1(9650d7cdbcbbbcdd7f75a1c3c08a195aa456e169) )
ROM_LOAD16_BYTE( "snk880.12a", 0x040000, 0x20000, CRC(628b1aed) SHA1(1065ef835da03f7d9776e81c225c3ecdd2affae2) )
ROM_LOAD16_BYTE( "snk880.16a", 0x040001, 0x20000, CRC(e40a6c13) SHA1(7ad9dfc65f8c8b316933f0fdd3bc7a243d6eff65) )
ROM_LOAD16_BYTE( "snk880.13a", 0x080000, 0x20000, CRC(19dc8868) SHA1(82aaf93fc8f4b3bf947d373d0f41cc0044207c34) )
ROM_LOAD16_BYTE( "snk880.17a", 0x080001, 0x20000, CRC(c7931cc2) SHA1(908313d9b7fa4395b5fb79925d068e4f5d354b21) )
ROM_LOAD16_BYTE( "snk880.14a", 0x0c0000, 0x20000, CRC(47cd498b) SHA1(7fbc007f2d817c26af02fef233f5e0681a17052a) )
ROM_LOAD16_BYTE( "snk880.18a", 0x0c0001, 0x20000, CRC(eed72232) SHA1(ad614e752cf1d3eac9a04cbc90435f988e90ace7) )
ROM_LOAD16_BYTE( "snk880.19a", 0x100000, 0x20000, CRC(1775b8dd) SHA1(c01154749379be6e18baa99f4d94d97942f3dd85) )
ROM_LOAD16_BYTE( "snk880.23a", 0x100001, 0x20000, CRC(adb6ad68) SHA1(ed4323d2dfa3efaa496b17f4719f9566d56725e5) )
ROM_LOAD16_BYTE( "snk880.20a", 0x140000, 0x20000, CRC(f8e752ec) SHA1(1e1e178303f9af84cbb15249c49a870193ef805f) )
ROM_LOAD16_BYTE( "snk880.24a", 0x140001, 0x20000, CRC(dd41865a) SHA1(c86f14342beca896784b88920d9e0879af4179ab) )
ROM_LOAD16_BYTE( "snk880.21a", 0x180000, 0x20000, CRC(27e9fffe) SHA1(e8058db40832b986c5addd22dd69b0308d10ec71) )
ROM_LOAD16_BYTE( "snk880.25a", 0x180001, 0x20000, CRC(055759ad) SHA1(f9b12320f142075d49d447fb107af99272567d58) )
ROM_LOAD16_BYTE( "snk880.22a", 0x1c0000, 0x20000, CRC(aa9c00d8) SHA1(1017ed1cc036c6084b71204a998fd05557a6e59f) )
ROM_LOAD16_BYTE( "snk880.26a", 0x1c0001, 0x20000, CRC(9bc261c5) SHA1(f07fef465191d48ccc149d1a62e6382d3fc0ef9f) )
I thought : 11 +15, 12+16, etc and the resulting 8 to 4:
md out
REM POW tiles
python ts_rom_tool.py -interleave snk880.11a snk880.15a 01a.bin
python ts_rom_tool.py -interleave snk880.12a snk880.16a 02b.bin
python ts_rom_tool.py -interleave snk880.13a snk880.17a 03d.bin
python ts_rom_tool.py -interleave snk880.14a snk880.18a 04e.bin
python ts_rom_tool.py -interleave snk880.19a snk880.23a 05f.bin
python ts_rom_tool.py -interleave snk880.20a snk880.24a 06g.bin
python ts_rom_tool.py -interleave snk880.21a snk880.25a 07h.bin
python ts_rom_tool.py -interleave snk880.22a snk880.26a 08i.bin
type 01a.bin 02b.bin > out/01.bin
type 03d.bin 04e.bin > out/02.bin
type 05f.bin 06g.bin > out/03.bin
type 07h.bin 08i.bin > out/04.bin
and placed them in position 3,4,5 and 6.
and nope. no go.
tried different position (The board list each ROM spot twice: "4" as "ROM 1", "3" as "ROM3", "5" as "ROM 4" and "6" as "ROM 2") no go.
erased ( insert Hammy comment here) roms
tried something different:
python ts_rom_tool.py -interleave snk880.11a snk880.12a 01a.bin
python ts_rom_tool.py -interleave snk880.13a snk880.14a 02b.bin
python ts_rom_tool.py -interleave snk880.15a snk880.16a 03d.bin
python ts_rom_tool.py -interleave snk880.17a snk880.18a 04e.bin
python ts_rom_tool.py -interleave snk880.19a snk880.20a 05f.bin
python ts_rom_tool.py -interleave snk880.21a snk880.22a 06g.bin
python ts_rom_tool.py -interleave snk880.23a snk880.24a 07h.bin
python ts_rom_tool.py -interleave snk880.25a snk880.26a 08i.bin
type 01a.bin 02b.bin > out/01.bin
type 03d.bin 04e.bin > out/02.bin
type 05f.bin 06g.bin > out/03.bin
type 07h.bin 08i.bin > out/04.bin
tried the same permutation, still get big (insert another Hammy comments here) blocks :
Time for bed ...