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// license:BSD-3-Clause
// copyright-holders:Ramiro Polla
#include "emu.h"
#include "nec_p72.h"
//**************************************************************************
// DEVICE DEFINITIONS
//**************************************************************************
DEFINE_DEVICE_TYPE(NEC_P72, nec_p72_device, "p72", "NEC PinWriter P72")
//-------------------------------------------------
// ROM( p72 )
//-------------------------------------------------
ROM_START( p72 )
ROM_REGION(0x100000, "maincpu", 0)
ROM_LOAD("p72.2c", 0x000000, 0x100000, CRC(2bc6846f) SHA1(10430f1d3b73ad413d77053515d9d53831a1341b))
ROM_END
//-------------------------------------------------
// rom_region - device-specific ROM region
//-------------------------------------------------
const tiny_rom_entry *nec_p72_device::device_rom_region() const
{
return ROM_NAME( p72 );
}
//-------------------------------------------------
// ADDRESS_MAP( p72_mem )
//-------------------------------------------------
void nec_p72_device::p72_mem(address_map &map)
{
map(0x000000, 0x0fffff).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.
}
//-------------------------------------------------
// device_add_mconfig - add device configuration
//-------------------------------------------------
MACHINE_CONFIG_START(nec_p72_device::device_add_mconfig)
/* basic machine hardware */
MCFG_DEVICE_ADD("maincpu", V33, XTAL(16'000'000)/2) /* TODO it's actually a V40 */
MCFG_DEVICE_PROGRAM_MAP(p72_mem)
MACHINE_CONFIG_END
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void nec_p72_device::device_start()
{
}
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
//-------------------------------------------------
// nec_p72_device - constructor
//-------------------------------------------------
nec_p72_device::nec_p72_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
nec_p72_device(mconfig, NEC_P72, tag, owner, clock)
{
}
nec_p72_device::nec_p72_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) :
device_t(mconfig, type, tag, owner, clock),
device_centronics_peripheral_interface(mconfig, *this),
m_maincpu(*this, "maincpu")
{
}
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