diff options
Diffstat (limited to 'src/devices/bus/bbc/vsp/sweetalker.cpp')
| -rw-r--r-- | src/devices/bus/bbc/vsp/sweetalker.cpp | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/devices/bus/bbc/vsp/sweetalker.cpp b/src/devices/bus/bbc/vsp/sweetalker.cpp new file mode 100644 index 00000000000..2e6bd8d54de --- /dev/null +++ b/src/devices/bus/bbc/vsp/sweetalker.cpp @@ -0,0 +1,71 @@ +// license:BSD-3-Clause +// copyright-holders:Nigel Barnes +/********************************************************************** + + Cheetah Sweet Talker + +**********************************************************************/ + +#include "emu.h" +#include "sweetalker.h" + +#include "sound/sp0256.h" + + +namespace { + +class bbc_sweetalker_device : public device_t, public device_bbc_vsp_interface +{ +public: + bbc_sweetalker_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) + : device_t(mconfig, BBC_SWEETALKER, tag, owner, clock) + , device_bbc_vsp_interface(mconfig, *this) + , m_nsp(*this, "sp0256") + { + } + +protected: + // device_t overrides + virtual void device_start() override ATTR_COLD { } + + // optional information overrides + virtual void device_add_mconfig(machine_config &config) override ATTR_COLD; + virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD; + + virtual void write(uint8_t data) override { m_nsp->ald_w(data & 0x3f); } + + virtual int intq_r() override { return m_nsp->sby_r(); } + +private: + required_device<sp0256_device> m_nsp; +}; + + +///------------------------------------------------- +// rom_region - device-specific ROM region +//------------------------------------------------- + +ROM_START( sweetalker ) + ROM_REGION(0x10000, "sp0256", 0) + ROM_LOAD("sp0256a-al2.bin", 0x1000, 0x0800, CRC(b504ac15) SHA1(e60fcb5fa16ff3f3b69d36c7a6e955744d3feafc)) +ROM_END + +const tiny_rom_entry *bbc_sweetalker_device::device_rom_region() const +{ + return ROM_NAME( sweetalker ); +} + + +//------------------------------------------------- +// device_add_mconfig - add device configuration +//------------------------------------------------- + +void bbc_sweetalker_device::device_add_mconfig(machine_config &config) +{ + SP0256(config, m_nsp, 3.2768_MHz_XTAL); + m_nsp->add_route(ALL_OUTPUTS, DEVICE_SELF_OWNER, 1.00); +} + +} // anonymous namespace + +DEFINE_DEVICE_TYPE_PRIVATE(BBC_SWEETALKER, device_bbc_vsp_interface, bbc_sweetalker_device, "bbc_sweetalker", "Cheetah Sweet Talker (BBC)") |
