diff options
Diffstat (limited to 'src/devices/bus/vcs_ctrl/paddles.c')
-rw-r--r-- | src/devices/bus/vcs_ctrl/paddles.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/src/devices/bus/vcs_ctrl/paddles.c b/src/devices/bus/vcs_ctrl/paddles.c new file mode 100644 index 00000000000..b8a4f4a6de5 --- /dev/null +++ b/src/devices/bus/vcs_ctrl/paddles.c @@ -0,0 +1,99 @@ +// license:BSD-3-Clause +// copyright-holders:Curt Coder +/********************************************************************** + + Atari Video Computer System analog paddles emulation + +**********************************************************************/ + +#include "paddles.h" + + + +//************************************************************************** +// DEVICE DEFINITIONS +//************************************************************************** + +const device_type VCS_PADDLES = &device_creator<vcs_paddles_device>; + + +static INPUT_PORTS_START( vcs_paddles ) + PORT_START("JOY") + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0xf3, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("POTX") + PORT_BIT( 0xff, 0x80, IPT_PADDLE) PORT_PLAYER(1) PORT_SENSITIVITY(30) PORT_KEYDELTA(20) PORT_MINMAX(0, 255) + + PORT_START("POTY") + PORT_BIT( 0xff, 0x80, IPT_PADDLE) PORT_PLAYER(2) PORT_SENSITIVITY(30) PORT_KEYDELTA(20) PORT_MINMAX(0, 255) +INPUT_PORTS_END + + +//------------------------------------------------- +// input_ports - device-specific input ports +//------------------------------------------------- + +ioport_constructor vcs_paddles_device::device_input_ports() const +{ + return INPUT_PORTS_NAME( vcs_paddles ); +} + + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// vcs_paddles_device - constructor +//------------------------------------------------- + +vcs_paddles_device::vcs_paddles_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, VCS_PADDLES, "Atari / CBM Digital paddles", tag, owner, clock, "vcs_paddles", __FILE__), + device_vcs_control_port_interface(mconfig, *this), + m_joy(*this, "JOY"), + m_potx(*this, "POTX"), + m_poty(*this, "POTY") +{ +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void vcs_paddles_device::device_start() +{ +} + + +//------------------------------------------------- +// vcs_joy_r - joystick read +//------------------------------------------------- + +UINT8 vcs_paddles_device::vcs_joy_r() +{ + return m_joy->read(); +} + + +//------------------------------------------------- +// vcs_pot_x_r - potentiometer X read +//------------------------------------------------- + +UINT8 vcs_paddles_device::vcs_pot_x_r() +{ + return m_potx->read(); +} + + +//------------------------------------------------- +// vcs_pot_y_r - potentiometer Y read +//------------------------------------------------- + +UINT8 vcs_paddles_device::vcs_pot_y_r() +{ + return m_poty->read(); +} |