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bbl380.cpp: Improve notes (nw)

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This commit is contained in:
AJR 2020-02-20 13:41:31 -05:00
parent 8de6caea9a
commit c881f18ef4
1 changed files with 5 additions and 2 deletions
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7
src/mame/drivers/bbl380.cpp
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@ -73,7 +73,7 @@ void bbl380_state::lcdc_data_w(u8 data)
void bbl380_state::bbl380_map(address_map &map)
{
map(0x000000, 0x3fffff).rom().region("maincpu", 0); // not correct
map(0x000000, 0x3fffff).rom().region("maincpu", 0); // FIXME: probably not directly mapped (ST2205U has serial Flash interface on port F)
map(0x600000, 0x600000).w(FUNC(bbl380_state::lcdc_command_w));
map(0x604000, 0x604000).rw(FUNC(bbl380_state::lcdc_data_r), FUNC(bbl380_state::lcdc_data_w));
}
@ -98,11 +98,12 @@ void bbl380_state::bbl380(machine_config &config)
// LCD controller seems to be either Sitronix ST7735R or (if RDDID bytes match) Ilitek ILI9163C
// (unless the SoC's built-in one is used and the routines which program these are leftovers)
// Several other LCDC models are identified by ragc153 and dphh8630
}
ROM_START( bbl380 )
ROM_REGION( 0x800000, "maincpu", ROMREGION_ERASEFF )
ROM_LOAD( "st2205u_otp.bin", 0x000000, 0x004000, NO_DUMP ) // internal OTPROM BIOS
ROM_LOAD( "bbl380_st2205u.bin", 0x000000, 0x004000, NO_DUMP ) // internal OTPROM BIOS
ROM_LOAD( "bbl 380 180 in 1.bin", 0x000000, 0x400000, CRC(146c88da) SHA1(7f18526a6d8cf991f86febce3418d35aac9f49ad) BAD_DUMP )
// 0x0022XX, 0x0026XX, 0x002AXX, 0x002CXX, 0x002DXX, 0x0031XX, 0x0036XX, etc. should not be FF fill
ROM_END
@ -110,11 +111,13 @@ ROM_END
ROM_START( ragc153 )
ROM_REGION( 0x800000, "maincpu", ROMREGION_ERASEFF )
ROM_LOAD( "ragc153_st2205u.bin", 0x000000, 0x004000, NO_DUMP ) // internal OTPROM BIOS (addresses are different from bbl380)
ROM_LOAD( "25q32ams.bin", 0x000000, 0x400000, CRC(de328d73) SHA1(d17b97e9057be4add68b9f5a26e04c9f0a139673) ) // first 0x100 bytes would read as 0xff at regular speed, but give valid looking consistent data at a slower rate
ROM_END
ROM_START( dphh8630 )
ROM_REGION( 0x800000, "maincpu", ROMREGION_ERASEFF )
ROM_LOAD( "ragc153_st2205u.bin", 0x000000, 0x004000, NO_DUMP ) // internal OTPROM BIOS
ROM_LOAD( "bg25q16.bin", 0x000000, 0x200000, CRC(277850d5) SHA1(740087842e1e63bf99b4ca9c1b2053361f267269) )
ROM_END