MESS SVN History

15994 Revisions

r15433 Saturday 9th June, 2012 at 21:49:38 UTC by R. Belmont
Apple II: Add the Street Electronics Echo II speech card [R. Belmont]

[src/mess]	mess.mak
[src/mess/drivers]	apple2.c
[src/mess/machine]	a2echoii.c* a2echoii.h*

src/mess/machine/a2echoii.c
r0	r15433
	1	/*********************************************************************
	2
	3	a2echoii.c
	4
	5	Implementation of the Street Electronics Echo II speech card
	6
	7	*********************************************************************/
	8
	9	#include "a2echoii.h"
	10	#include "includes/apple2.h"
	11	#include "sound/tms5220.h"
	12
	13	/***************************************************************************
	14	PARAMETERS
	15	***************************************************************************/
	16
	17	//**************************************************************************
	18	// GLOBAL VARIABLES
	19	//**************************************************************************
	20
	21	const device_type A2BUS_ECHOII = &device_creator<a2bus_echoii_device>;
	22
	23	#define TMS_TAG "tms5220"
	24
	25	MACHINE_CONFIG_FRAGMENT( a2echoii )
	26	MCFG_SPEAKER_STANDARD_MONO("echoii")
	27	MCFG_SOUND_ADD(TMS_TAG, TMS5220, 720000)
	28	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "echoii", 1.0)
	29	MACHINE_CONFIG_END
	30
	31	/***************************************************************************
	32	FUNCTION PROTOTYPES
	33	***************************************************************************/
	34
	35	//-------------------------------------------------
	36	// machine_config_additions - device-specific
	37	// machine configurations
	38	//-------------------------------------------------
	39
	40	machine_config_constructor a2bus_echoii_device::device_mconfig_additions() const
	41	{
	42	return MACHINE_CONFIG_NAME( a2echoii );
	43	}
	44
	45	//**************************************************************************
	46	// LIVE DEVICE
	47	//**************************************************************************
	48
	49	a2bus_echoii_device::a2bus_echoii_device(const machine_config &mconfig, device_type type, const char name, const char tag, device_t *owner, UINT32 clock) :
	50	device_t(mconfig, type, name, tag, owner, clock),
	51	device_a2bus_card_interface(mconfig, *this),
	52	m_tms(*this, TMS_TAG)
	53	{
	54	m_shortname = "a2echoii";
	55	}
	56
	57	a2bus_echoii_device::a2bus_echoii_device(const machine_config &mconfig, const char tag, device_t owner, UINT32 clock) :
	58	device_t(mconfig, A2BUS_ECHOII, "Street Electronics Echo II", tag, owner, clock),
	59	device_a2bus_card_interface(mconfig, *this),
	60	m_tms(*this, TMS_TAG)
	61	{
	62	m_shortname = "a2echoii";
	63	}
	64
	65	//-------------------------------------------------
	66	// device_start - device-specific startup
	67	//-------------------------------------------------
	68
	69	void a2bus_echoii_device::device_start()
	70	{
	71	// set_a2bus_device makes m_slot valid
	72	set_a2bus_device();
	73	}
	74
	75	void a2bus_echoii_device::device_reset()
	76	{
	77	}
	78
	79	UINT8 a2bus_echoii_device::read_c0nx(address_space &space, UINT8 offset)
	80	{
	81	switch (offset)
	82	{
	83	case 0:
	84	return 0x1f \| tms5220_status_r(m_tms, 0);
	85	break;
	86	}
	87
	88	return 0;
	89	}
	90
	91	void a2bus_echoii_device::write_c0nx(address_space &space, UINT8 offset, UINT8 data)
	92	{
	93	switch (offset)
	94	{
	95	case 0:
	96	tms5220_data_w(m_tms, offset, data);
	97	break;
	98	}
	99	}
	100
	101	bool a2bus_echoii_device::take_c800()
	102	{
	103	return false;
	104	}
	105

src/mess/machine/a2echoii.h
r0	r15433
	1	/*********************************************************************
	2
	3	a2echoii.h
	4
	5	Implementation of the Street Electronics Echo II speech card
	6
	7	*********************************************************************/
	8
	9	#ifndef __A2BUS_ECHOII__
	10	#define __A2BUS_ECHOII__
	11
	12	#include "emu.h"
	13	#include "machine/a2bus.h"
	14
	15	//**************************************************************************
	16	// TYPE DEFINITIONS
	17	//**************************************************************************
	18
	19	class a2bus_echoii_device:
	20	public device_t,
	21	public device_a2bus_card_interface
	22	{
	23	public:
	24	// construction/destruction
	25	a2bus_echoii_device(const machine_config &mconfig, device_type type, const char name, const char tag, device_t *owner, UINT32 clock);
	26	a2bus_echoii_device(const machine_config &mconfig, const char tag, device_t owner, UINT32 clock);
	27
	28	// optional information overrides
	29	virtual machine_config_constructor device_mconfig_additions() const;
	30
	31	required_device<device_t> m_tms;
	32
	33	protected:
	34	virtual void device_start();
	35	virtual void device_reset();
	36
	37	// overrides of standard a2bus slot functions
	38	virtual UINT8 read_c0nx(address_space &space, UINT8 offset);
	39	virtual void write_c0nx(address_space &space, UINT8 offset, UINT8 data);
	40	virtual bool take_c800();
	41	};
	42
	43	// device type definition
	44	extern const device_type A2BUS_ECHOII;
	45
	46	#endif /* __A2BUS_ECHOII__ */
	47

src/mess/drivers/apple2.c
r15432	r15433
208	208	#include "machine/a2sam.h"
209	209	#include "machine/a2alfam2.h"
210	210	#include "machine/laser128.h"
	211	#include "machine/a2echoii.h"
211	212
212	213	/***************************************************************************
213	214	PARAMETERS
r15432	r15433
626	627	SLOT_INTERFACE("themill", A2BUS_THEMILL) /* Stellation Two The Mill (6809 card) */
627	628	SLOT_INTERFACE("sam", A2BUS_SAM) /* SAM Software Automated Mouth (8-bit DAC + speaker) */
628	629	SLOT_INTERFACE("alfam2", A2BUS_ALFAM2) /* ALF Apple Music II */
	630	SLOT_INTERFACE("echoii", A2BUS_ECHOII) /* Street Electronics Echo II */
629	631	// SLOT_INTERFACE("scsi", A2BUS_SCSI) /* Apple II SCSI Card */
630	632	SLOT_INTERFACE_END
631	633

src/mess/mess.mak
r15432	r15433
667	667	$(MESS_MACHINE)/a2sam.o \
668	668	$(MESS_MACHINE)/a2alfam2.o \
669	669	$(MESS_MACHINE)/laser128.o \
	670	$(MESS_MACHINE)/a2echoii.o \
670	671	$(MESS_MACHINE)/lisa.o \
671	672	$(MESS_DRIVERS)/lisa.o \
672	673	$(MESS_MACHINE)/nubus.o \

15994 Revisions