From 07de0d575dcb293ca77f857e60cd2542eba4bcf4 Mon Sep 17 00:00:00 2001 From: arbee Date: Tue, 31 Oct 2017 21:50:32 -0400 Subject: apple2: preliminary support for "SSB Apple" speech board [R. Belmont, Apple II Documentation Project] --- scripts/src/bus.lua | 2 + src/devices/bus/a2bus/ssbapple.cpp | 91 ++++++++++++++++++++++++++++++++++++++ src/devices/bus/a2bus/ssbapple.h | 50 +++++++++++++++++++++ src/mame/drivers/apple2.cpp | 2 + src/mame/drivers/apple2e.cpp | 2 + 5 files changed, 147 insertions(+) create mode 100644 src/devices/bus/a2bus/ssbapple.cpp create mode 100644 src/devices/bus/a2bus/ssbapple.h diff --git a/scripts/src/bus.lua b/scripts/src/bus.lua index def3cf2ef0e..0d98c3da1f7 100644 --- a/scripts/src/bus.lua +++ b/scripts/src/bus.lua @@ -1760,6 +1760,8 @@ if (BUSES["A2BUS"]~=null) then MAME_DIR .. "src/devices/bus/a2bus/agat7ram.h", MAME_DIR .. "src/devices/bus/a2bus/ssprite.cpp", MAME_DIR .. "src/devices/bus/a2bus/ssprite.h", + MAME_DIR .. "src/devices/bus/a2bus/ssbapple.cpp", + MAME_DIR .. "src/devices/bus/a2bus/ssbapple.h", } end diff --git a/src/devices/bus/a2bus/ssbapple.cpp b/src/devices/bus/a2bus/ssbapple.cpp new file mode 100644 index 00000000000..76dffa56ac6 --- /dev/null +++ b/src/devices/bus/a2bus/ssbapple.cpp @@ -0,0 +1,91 @@ +// license:BSD-3-Clause +// copyright-holders:R. Belmont +/********************************************************************* + + ssbapple.c + + Implementation of the SSB Apple speech card + Must be in slot 2 for the provided software to work! + +*********************************************************************/ + +#include "emu.h" +#include "ssbapple.h" +#include "sound/tms5220.h" +#include "speaker.h" + +/*************************************************************************** + PARAMETERS +***************************************************************************/ + +//************************************************************************** +// GLOBAL VARIABLES +//************************************************************************** + +DEFINE_DEVICE_TYPE(A2BUS_SSBAPPLE, a2bus_ssb_device, "a2ssbapl", "Multitech Industrial SSB Apple speech card") + +#define TMS_TAG "tms5220" + +/*************************************************************************** + FUNCTION PROTOTYPES +***************************************************************************/ + +//------------------------------------------------- +// device_add_mconfig - add device configuration +//------------------------------------------------- + +MACHINE_CONFIG_MEMBER( a2bus_ssb_device::device_add_mconfig ) + MCFG_SPEAKER_STANDARD_MONO("ssbapple") + MCFG_SOUND_ADD(TMS_TAG, TMS5220, 640000) // guess - this gives 8 kHz output according to the datasheet + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "ssbapple", 1.0) +MACHINE_CONFIG_END + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +a2bus_ssb_device::a2bus_ssb_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_a2bus_card_interface(mconfig, *this), + m_tms(*this, TMS_TAG) +{ +} + +a2bus_ssb_device::a2bus_ssb_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : + a2bus_ssb_device(mconfig, A2BUS_SSBAPPLE, tag, owner, clock) +{ +} + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void a2bus_ssb_device::device_start() +{ + // set_a2bus_device makes m_slot valid + set_a2bus_device(); + + if (m_slot != 2) + { + popmessage("SSB Card should be in slot 2!\n"); + } +} + +void a2bus_ssb_device::device_reset() +{ +} + +bool a2bus_ssb_device::take_c800() +{ + return false; +} + +uint8_t a2bus_ssb_device::read_cnxx(address_space &space, uint8_t offset) +{ + return 0x1f | m_tms->status_r(space, 0); +} + +void a2bus_ssb_device::write_cnxx(address_space &space, uint8_t offset, uint8_t data) +{ + m_tms->data_w(space, 0, data); +} \ No newline at end of file diff --git a/src/devices/bus/a2bus/ssbapple.h b/src/devices/bus/a2bus/ssbapple.h new file mode 100644 index 00000000000..9218e72e0fe --- /dev/null +++ b/src/devices/bus/a2bus/ssbapple.h @@ -0,0 +1,50 @@ +// license:BSD-3-Clause +// copyright-holders:R. Belmont +/********************************************************************* + + ssbapple.h + + Implementation of the SSB Apple speech card + +*********************************************************************/ + +#ifndef MAME_BUS_A2BUS_SSBAPPLE_H +#define MAME_BUS_A2BUS_SSBAPPLE_H + +#pragma once + +#include "a2bus.h" +#include "sound/tms5220.h" + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +class a2bus_ssb_device: + public device_t, + public device_a2bus_card_interface +{ +public: + // construction/destruction + a2bus_ssb_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + static constexpr feature_type imperfect_features() { return feature::SOUND; } + + required_device m_tms; + +protected: + a2bus_ssb_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); + + virtual void device_start() override; + virtual void device_reset() override; + virtual void device_add_mconfig(machine_config &config) override; + + // overrides of standard a2bus slot functions + virtual uint8_t read_cnxx(address_space &space, uint8_t offset) override; + virtual void write_cnxx(address_space &space, uint8_t offset, uint8_t data) override; + virtual bool take_c800() override; +}; + +// device type definition +DECLARE_DEVICE_TYPE(A2BUS_SSBAPPLE, a2bus_ssb_device) + +#endif // MAME_BUS_A2BUS_A2SSBAPPLE_H diff --git a/src/mame/drivers/apple2.cpp b/src/mame/drivers/apple2.cpp index 9581987ca54..9f69db0775d 100644 --- a/src/mame/drivers/apple2.cpp +++ b/src/mame/drivers/apple2.cpp @@ -78,6 +78,7 @@ II Plus: RAM options reduced to 16/32/48 KB. #include "bus/a2bus/ramcard16k.h" #include "bus/a2bus/timemasterho.h" #include "bus/a2bus/ssprite.h" +#include "bus/a2bus/ssbapple.h" #include "screen.h" #include "softlist.h" @@ -1321,6 +1322,7 @@ static SLOT_INTERFACE_START(apple2_cards) SLOT_INTERFACE("ezcgi9938", A2BUS_EZCGI_9938) /* E-Z Color Graphics Interface (TMS9938) */ SLOT_INTERFACE("ezcgi9958", A2BUS_EZCGI_9958) /* E-Z Color Graphics Interface (TMS9958) */ SLOT_INTERFACE("ssprite", A2BUS_SSPRITE) /* Synetix SuperSprite Board */ + SLOT_INTERFACE("ssbapple", A2BUS_SSBAPPLE) /* SSB Apple speech board */ // SLOT_INTERFACE("magicmusician", A2BUS_MAGICMUSICIAN) /* Magic Musician Card */ SLOT_INTERFACE_END diff --git a/src/mame/drivers/apple2e.cpp b/src/mame/drivers/apple2e.cpp index d1ef8abbecd..4bc11785de1 100644 --- a/src/mame/drivers/apple2e.cpp +++ b/src/mame/drivers/apple2e.cpp @@ -148,6 +148,7 @@ Address bus A0-A11 is Y0-Y11 #include "bus/a2bus/a2eext80col.h" #include "bus/a2bus/a2eramworks3.h" #include "bus/a2bus/ssprite.h" +#include "bus/a2bus/ssbapple.h" #include "bus/rs232/rs232.h" @@ -3743,6 +3744,7 @@ static SLOT_INTERFACE_START(apple2_cards) // SLOT_INTERFACE("magicmusician", A2BUS_MAGICMUSICIAN) /* Magic Musician Card */ SLOT_INTERFACE("pcxport", A2BUS_PCXPORTER) /* Applied Engineering PC Transporter */ SLOT_INTERFACE("ssprite", A2BUS_SSPRITE) /* Synetix SuperSprite Board */ + SLOT_INTERFACE("ssbapple", A2BUS_SSBAPPLE) /* SSB Apple speech board */ SLOT_INTERFACE_END static SLOT_INTERFACE_START(apple2eaux_cards) -- cgit v1.2.3