diff options
Diffstat (limited to 'src/mame/drivers/nmk16.cpp')
-rw-r--r-- | src/mame/drivers/nmk16.cpp | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/src/mame/drivers/nmk16.cpp b/src/mame/drivers/nmk16.cpp index b6a8c85afd9..ae51adef7b7 100644 --- a/src/mame/drivers/nmk16.cpp +++ b/src/mame/drivers/nmk16.cpp @@ -8454,6 +8454,26 @@ Notes: * - Unknown PLCC68 IC + - Not populated +NOTE: +The hotbubl set is also known to use double sized EPROMs with the identical halves: + Program data on a 27C020 EPROM: + ROM @ C1 with a CRC32 of 0x7bb240e9 + ROM @ C2 with a CRC32 of 0x7917b95d + Sprite data on a 27C040 EPROM: + ROM @ BR1 with a CRC32 of 0x6fc18de4 + ROM @ BR3 with a CRC32 of 0xbb677240 + +All EPROMs had identical AFEGA 8, AFEGA 9 or AFEGA 10 labels, so each was named as found +and are distinguished by PCB / IC locations. + +The hotbubla set also has program data with identical halves. While not confirmed, there +may be a PCB out there using the smaller 27C010's for the program data. IE: + ROM @ C1 with a CRC32 of 0x41c3edbc and 0x20000 bytes in length + ROM @ C2 with a CRC32 of 0xf59aea4a and 0x20000 bytes in length + +It was not uncommon for manufacturers to use whatever size EPROMs were readily +available and either double the data or padded the empty space with a fill byte. + ***************************************************************************/ ROM_START( hotbubl ) // Korean release - Nude images of women for backgrounds @@ -8486,8 +8506,8 @@ ROM_END ROM_START( hotbubla ) // Korean release - Nude images replaced with pictures of satellite dishes ROM_REGION( 0x80000, "maincpu", 0 ) // 68000 code - ROM_LOAD16_BYTE( "6_c1.uc1", 0x00001, 0x40000, CRC(7c65bf47) SHA1(fe578d3336c5f437bfd1bc81bfe3763b12f3e63f) ) - ROM_LOAD16_BYTE( "7_c2.uc9", 0x00000, 0x40000, CRC(74eb11c3) SHA1(88aeb02c4088706a56b4c930ffe6fdfbc99031c6) ) + ROM_LOAD16_BYTE( "6_c1.uc1", 0x00001, 0x40000, CRC(7c65bf47) SHA1(fe578d3336c5f437bfd1bc81bfe3763b12f3e63f) ) // 1st and 2nd half identical + ROM_LOAD16_BYTE( "7_c2.uc9", 0x00000, 0x40000, CRC(74eb11c3) SHA1(88aeb02c4088706a56b4c930ffe6fdfbc99031c6) ) // 1st and 2nd half identical ROM_REGION( 0x10000, "audiocpu", 0 ) // Z80 code ROM_LOAD( "1_s1.uc14", 0x00000, 0x10000, CRC(5d8cf28e) SHA1(2a440bf5136f95af137b6688e566a14e65be94b1) ) // same as the other games on this driver |