diff options
Diffstat (limited to 'src/devices/bus/adb/a9m0331.cpp')
-rw-r--r-- | src/devices/bus/adb/a9m0331.cpp | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/src/devices/bus/adb/a9m0331.cpp b/src/devices/bus/adb/a9m0331.cpp new file mode 100644 index 00000000000..f0178dc4386 --- /dev/null +++ b/src/devices/bus/adb/a9m0331.cpp @@ -0,0 +1,125 @@ +// license:BSD-3-Clause +// copyright-holders: R. Belmont +/********************************************************************* + + a9m0331.cpp + Apple standard ADB mouse + Skeleton by R. Belmont + + TODO: Everything. + What 6805 or 68705 sub-model is this? + Is the boot vector actually correct? + +*********************************************************************/ + +#include "emu.h" +#include "a9m0331.h" + +DEFINE_DEVICE_TYPE(ADB_A9M0331, a9m0331_device, "a9m0331", "Apple ADB Mouse (A9M0331)"); + +ROM_START(a9m0331) + ROM_REGION(0x800, "mcu", 0) + ROM_LOAD( "lsc84488p_1986_3.0.bin", 0x000000, 0x000800, CRC(572a11e0) SHA1(caab6c60b18670e5ea597e35e526032e33b6e8c7) ) + ROM_LOAD( "zc84506p_1987_ea_3.2_trim.bin", 0x000000, 0x000800, CRC(85f858d9) SHA1(61ebad9953f4f88b6fcabf498f3875918493d138) ) +ROM_END + +static INPUT_PORTS_START(a9m0331) + PORT_START("button") + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_NAME("Mouse Button") PORT_CODE(MOUSECODE_BUTTON1) + + PORT_START("mousex") + PORT_BIT(0xff, 0x00, IPT_MOUSE_X) PORT_SENSITIVITY(40) PORT_KEYDELTA(0) PORT_PLAYER(1) + + PORT_START("mousey") + PORT_BIT(0xff, 0x00, IPT_MOUSE_Y) PORT_SENSITIVITY(40) PORT_KEYDELTA(0) PORT_PLAYER(1) +INPUT_PORTS_END + +/*************************************************************************** + DEVICE CONFIGURATION +***************************************************************************/ + +/*------------------------------------------------- + input_ports - device-specific input ports +-------------------------------------------------*/ +ioport_constructor a9m0331_device::device_input_ports() const +{ + return INPUT_PORTS_NAME(a9m0331); +} + +/*------------------------------------------------- + device_add_mconfig - device-specific + machine configurations +-------------------------------------------------*/ +void a9m0331_device::device_add_mconfig(machine_config &config) +{ + M68705P3(config, m_mcu, 2048000); + m_mcu->porta_r().set(FUNC(a9m0331_device::mcu_port_a_r)); + m_mcu->portb_r().set(FUNC(a9m0331_device::mcu_port_b_r)); + m_mcu->portc_r().set(FUNC(a9m0331_device::mcu_port_c_r)); + m_mcu->porta_w().set(FUNC(a9m0331_device::mcu_port_a_w)); + m_mcu->portb_w().set(FUNC(a9m0331_device::mcu_port_b_w)); + m_mcu->portc_w().set(FUNC(a9m0331_device::mcu_port_c_w)); +} + +/*------------------------------------------------- + rom_region - device-specific ROM region +-------------------------------------------------*/ +const tiny_rom_entry *a9m0331_device::device_rom_region() const +{ + return ROM_NAME(a9m0331); +} + +/*************************************************************************** + DEVICE IMPLEMENTATION +***************************************************************************/ + +a9m0331_device::a9m0331_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : + adb_device(mconfig, ADB_A9M0331, tag, owner, clock), + adb_slot_card_interface(mconfig, *this, DEVICE_SELF), + m_mcu(*this, "mcu") +{ +} + +void a9m0331_device::device_start() +{ + adb_device::device_start(); +} + +void a9m0331_device::device_reset() +{ + adb_device::device_reset(); +} + +void a9m0331_device::adb_w(int state) +{ +} + +void a9m0331_device::mcu_port_a_w(u8 data) +{ + logerror("%02x to port A\n", data); +} + +void a9m0331_device::mcu_port_b_w(u8 data) +{ + logerror("%02x to port B\n", data); +} + +void a9m0331_device::mcu_port_c_w(u8 data) +{ + logerror("%02x to port C\n", data); +} + +u8 a9m0331_device::mcu_port_a_r() +{ + return 0xff; +} + +u8 a9m0331_device::mcu_port_b_r() +{ + return 0xff; +} + +u8 a9m0331_device::mcu_port_c_r() +{ + return 0xff; +} |