// license:BSD-3-Clause
// copyright-holders:Barry Rodewald
/*
* cpc_ssa1.c -- Amstrad SSA-1 Speech Synthesiser, dk'Tronics Speech Synthesiser
*
* Created on: 16/07/2011
*
*/
#include "emu.h"
#include "cpc_ssa1.h"
#include "speaker.h"
SLOT_INTERFACE_EXTERN(cpc_exp_cards);
//**************************************************************************
// DEVICE DEFINITIONS
//**************************************************************************
const device_type CPC_SSA1 = device_creator<cpc_ssa1_device>;
const device_type CPC_DKSPEECH = device_creator<cpc_dkspeech_device>;
//-------------------------------------------------
// device I/O handlers
//-------------------------------------------------
READ8_MEMBER(cpc_ssa1_device::ssa1_r)
{
uint8_t ret = 0xff;
if(get_sby() == 0)
ret &= ~0x80;
if(get_lrq() != 0)
ret &= ~0x40;
return ret;
}
WRITE8_MEMBER(cpc_ssa1_device::ssa1_w)
{
m_sp0256_device->ald_w(space, 0, data);
}
READ8_MEMBER(cpc_dkspeech_device::dkspeech_r)
{
uint8_t ret = 0xff;
// SBY is not connected
if(get_lrq() != 0)
ret &= ~0x80;
return ret;
}
WRITE8_MEMBER(cpc_dkspeech_device::dkspeech_w)
{
m_sp0256_device->ald_w(space, 0, data & 0x3f);
}
WRITE_LINE_MEMBER(cpc_ssa1_device::lrq_cb)
{
set_lrq(state);
}
WRITE_LINE_MEMBER(cpc_ssa1_device::sby_cb)
{
set_sby(state);
}
WRITE_LINE_MEMBER(cpc_dkspeech_device::lrq_cb)
{
set_lrq(state);
}
WRITE_LINE_MEMBER(cpc_dkspeech_device::sby_cb)
{
set_sby(state);
}
//-------------------------------------------------
// Device ROM definition
//-------------------------------------------------
// Has no actual ROM, just that internal to the SP0256
ROM_START( cpc_ssa1 )
ROM_REGION( 0x10000, "sp0256", 0 )
ROM_LOAD( "sp0256-al2.bin", 0x1000, 0x0800, CRC(b504ac15) SHA1(e60fcb5fa16ff3f3b69d36c7a6e955744d3feafc) )
ROM_END
// Available in ROM and cassette versions. We'll add the ROM for convenience.
ROM_START( cpc_dkspeech )
ROM_REGION( 0x10000, "sp0256", 0 )
ROM_LOAD( "sp0256-al2.bin", 0x1000, 0x0800, CRC(b504ac15) SHA1(e60fcb5fa16ff3f3b69d36c7a6e955744d3feafc) )
ROM_REGION( 0x4000, "exp_rom", 0 )
ROM_LOAD( "dkspeech.rom", 0x0000, 0x4000, CRC(4957c2f5) SHA1(bf28e07d5fada3678faab77f582b802164e82f62) )
ROM_END
//-------------------------------------------------
// rom_region - device-specific ROM region
//-------------------------------------------------
const tiny_rom_entry *cpc_ssa1_device::device_rom_region() const
{
return ROM_NAME( cpc_ssa1 );
}
const tiny_rom_entry *cpc_dkspeech_device::device_rom_region() const
{
return ROM_NAME( cpc_dkspeech );
}
// device machine config
static MACHINE_CONFIG_FRAGMENT( cpc_ssa1 )
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("sp0256",SP0256,XTAL_3_12MHz)
MCFG_SP0256_DATA_REQUEST_CB(WRITELINE(cpc_ssa1_device, lrq_cb))
MCFG_SP0256_STANDBY_CB(WRITELINE(cpc_ssa1_device, sby_cb))
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.00)
// pass-through
MCFG_DEVICE_ADD("exp", CPC_EXPANSION_SLOT, 0)
MCFG_DEVICE_SLOT_INTERFACE(cpc_exp_cards, nullptr, false)
MCFG_CPC_EXPANSION_SLOT_OUT_IRQ_CB(DEVWRITELINE("^", cpc_expansion_slot_device, irq_w))
MCFG_CPC_EXPANSION_SLOT_OUT_NMI_CB(DEVWRITELINE("^", cpc_expansion_slot_device, nmi_w))
MCFG_CPC_EXPANSION_SLOT_OUT_ROMDIS_CB(DEVWRITELINE("^", cpc_expansion_slot_device, romdis_w)) // ROMDIS
MACHINE_CONFIG_END
static MACHINE_CONFIG_FRAGMENT( cpc_dkspeech )
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("sp0256",SP0256,XTAL_4MHz) // uses the CPC's clock from pin 50 of the expansion port
MCFG_SP0256_DATA_REQUEST_CB(WRITELINE(cpc_dkspeech_device, lrq_cb))
MCFG_SP0256_STANDBY_CB(WRITELINE(cpc_dkspeech_device, sby_cb))
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.00)
// pass-through
MCFG_DEVICE_ADD("exp", CPC_EXPANSION_SLOT, 0)
MCFG_DEVICE_SLOT_INTERFACE(cpc_exp_cards, nullptr, false)
MCFG_CPC_EXPANSION_SLOT_OUT_IRQ_CB(DEVWRITELINE("^", cpc_expansion_slot_device, irq_w))
MCFG_CPC_EXPANSION_SLOT_OUT_NMI_CB(DEVWRITELINE("^", cpc_expansion_slot_device, nmi_w))
MCFG_CPC_EXPANSION_SLOT_OUT_ROMDIS_CB(DEVWRITELINE("^", cpc_expansion_slot_device, romdis_w)) // ROMDIS
MACHINE_CONFIG_END
machine_config_constructor cpc_ssa1_device::device_mconfig_additions() const
{
return MACHINE_CONFIG_NAME( cpc_ssa1 );
}
machine_config_constructor cpc_dkspeech_device::device_mconfig_additions() const
{
return MACHINE_CONFIG_NAME( cpc_dkspeech );
}
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
cpc_ssa1_device::cpc_ssa1_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
device_t(mconfig, CPC_SSA1, "SSA-1", tag, owner, clock, "cpc_ssa1", __FILE__),
device_cpc_expansion_card_interface(mconfig, *this), m_slot(nullptr), m_rom(nullptr),
m_lrq(1), m_sby(0),
m_sp0256_device(*this,"sp0256")
{
}
cpc_dkspeech_device::cpc_dkspeech_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
device_t(mconfig, CPC_DKSPEECH, "DK'Tronics Speech Synthesiser", tag, owner, clock, "cpc_dkspeech", __FILE__),
device_cpc_expansion_card_interface(mconfig, *this), m_slot(nullptr), m_rom(nullptr),
m_lrq(1), m_sby(0),
m_sp0256_device(*this,"sp0256")
{
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void cpc_ssa1_device::device_start()
{
device_t* cpu = machine().device("maincpu");
address_space& space = cpu->memory().space(AS_IO);
m_slot = dynamic_cast<cpc_expansion_slot_device *>(owner());
m_rom = memregion("sp0256")->base();
// m_sp0256_device = subdevice("sp0256");
space.install_readwrite_handler(0xfaee,0xfaee,read8_delegate(FUNC(cpc_ssa1_device::ssa1_r),this),write8_delegate(FUNC(cpc_ssa1_device::ssa1_w),this));
space.install_readwrite_handler(0xfbee,0xfbee,read8_delegate(FUNC(cpc_ssa1_device::ssa1_r),this),write8_delegate(FUNC(cpc_ssa1_device::ssa1_w),this));
}
void cpc_dkspeech_device::device_start()
{
device_t* cpu = machine().device("maincpu");
address_space& space = cpu->memory().space(AS_IO);
m_slot = dynamic_cast<cpc_expansion_slot_device *>(owner());
m_rom = memregion("sp0256")->base();
// m_sp0256_device = subdevice("sp0256");
space.install_readwrite_handler(0xfbfe,0xfbfe,read8_delegate(FUNC(cpc_dkspeech_device::dkspeech_r),this),write8_delegate(FUNC(cpc_dkspeech_device::dkspeech_w),this));
}
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
void cpc_ssa1_device::device_reset()
{
m_sp0256_device->reset();
}
void cpc_dkspeech_device::device_reset()
{
m_sp0256_device->reset();
}