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Fix MT06314, V33 only has a 20-bit address bus, nw

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therealmogminer@gmail.com 2016-08-29 13:59:04 +02:00
parent fe2e7acaa4
commit 107b328d10
1 changed files with 4 additions and 2 deletions
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6
src/devices/bus/centronics/nec_p72.cpp
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@ -36,8 +36,10 @@ const tiny_rom_entry *nec_p72_t::device_rom_region() const
//-------------------------------------------------
static ADDRESS_MAP_START( p72_mem, AS_PROGRAM, 16, nec_p72_t )
AM_RANGE(0x000000, 0x0fffff) AM_ROM /* 1Mbit firmware */
AM_RANGE(0x100000, 0x1fffff) AM_RAM /* 1Mbit external RAM */ /* TODO might be 2x1Mbit */
AM_RANGE(0x000000, 0x0fffff) AM_ROM /* 1Mbyte firmware */
//AM_RANGE(0x100000, 0x1fffff) AM_RAM /* 1Mbyte external RAM */ /* TODO might be 2x1Mbit */
// [RH] 29 August 2016: Commented out because the NEC V33 only has 20 address lines, and
// the V40 has more, but we don't have an NEC V40 implemented yet.
ADDRESS_MAP_END