diff options
Diffstat (limited to 'src/devices/bus/comx35/joycard.c')
-rw-r--r-- | src/devices/bus/comx35/joycard.c | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/devices/bus/comx35/joycard.c b/src/devices/bus/comx35/joycard.c new file mode 100644 index 00000000000..2408693f1b8 --- /dev/null +++ b/src/devices/bus/comx35/joycard.c @@ -0,0 +1,114 @@ +// license:BSD-3-Clause +// copyright-holders:Curt Coder +/********************************************************************** + + COMX-35 F&M Joycard emulation + +**********************************************************************/ + +#include "joycard.h" + + + +//************************************************************************** +// MACROS/CONSTANTS +//************************************************************************** + + + + +//************************************************************************** +// DEVICE DEFINITIONS +//************************************************************************** + +const device_type COMX_JOY = &device_creator<comx_joy_device>; + + +//------------------------------------------------- +// INPUT_PORTS( comx_joy ) +//------------------------------------------------- + +static INPUT_PORTS_START( comx_joy ) + PORT_START("JOY1") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_PLAYER(1) PORT_8WAY + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) PORT_8WAY + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_8WAY + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_8WAY + PORT_BIT( 0xf0, IP_ACTIVE_HIGH, IPT_UNUSED ) + + PORT_START("JOY2") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_PLAYER(2) PORT_8WAY + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) PORT_8WAY + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) PORT_8WAY + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) PORT_8WAY + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0xc0, IP_ACTIVE_HIGH, IPT_UNUSED ) +INPUT_PORTS_END + + +//------------------------------------------------- +// input_ports - device-specific input ports +//------------------------------------------------- + +ioport_constructor comx_joy_device::device_input_ports() const +{ + return INPUT_PORTS_NAME( comx_joy ); +} + + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// comx_joy_device - constructor +//------------------------------------------------- + +comx_joy_device::comx_joy_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, COMX_JOY, "COMX JoyCard", tag, owner, clock, "comx_joy", __FILE__), + device_comx_expansion_card_interface(mconfig, *this), + m_joy1(*this, "JOY1"), + m_joy2(*this, "JOY2") +{ +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void comx_joy_device::device_start() +{ +} + + +//------------------------------------------------- +// device_reset - device-specific reset +//------------------------------------------------- + +void comx_joy_device::device_reset() +{ +} + + +//------------------------------------------------- +// comx_mrd_r - I/O read +//------------------------------------------------- + +UINT8 comx_joy_device::comx_io_r(address_space &space, offs_t offset) +{ + UINT8 data = 0; + + if (offset == 2) + { + data = m_joy1->read(); + } + else if (offset == 4) + { + data = m_joy2->read(); + } + + return data; +} |