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aceattac: Map trackball inputs through uPD4701 devices

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This commit is contained in:
AJR 2023-08-28 22:59:44 -04:00
parent 887a907ba2
commit 0194f98a22
2 changed files with 20 additions and 15 deletions
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33
src/mame/sega/segas16b.cpp
View File

@ -1416,19 +1416,8 @@ uint16_t segas16b_state::aceattac_custom_io_r(address_space &space, offs_t offse
case 0x3000/2:
if (BIT(offset, 4))
return m_cxdio->read(offset & 0x0f);
else // TODO: use uPD4701A device
switch (offset & 0x1b)
{
case 0x00: return ioport("TRACKX1")->read() & 0xff;
case 0x01: return (ioport("TRACKX1")->read() >> 8 & 0x0f) | (ioport("HANDY1")->read() << 4 & 0xf0);
case 0x02: return ioport("TRACKY1")->read();
case 0x03: return ioport("TRACKY1")->read() >> 8 & 0x0f;
case 0x08: return ioport("TRACKX2")->read() & 0xff;
case 0x09: return (ioport("TRACKX2")->read() >> 8 & 0x0f) | (ioport("HANDY2")->read() << 4 & 0xf0);
case 0x0a: return ioport("TRACKY2")->read();
case 0x0b: return ioport("TRACKY2")->read() >> 8 & 0xff;
}
else
return m_upd4701a[BIT(offset, 3)]->read_xy(offset & 3);
break;
}
@ -1450,6 +1439,14 @@ void segas16b_state::aceattac_custom_io_w(address_space &space, offs_t offset, u
standard_io_w(space, offset, data, mem_mask);
}
INPUT_CHANGED_MEMBER(segas16b_state::handy_w)
{
upd4701_device &upd = *m_upd4701a[param];
upd.left_w(!BIT(newval, 2));
upd.right_w(!BIT(newval, 1));
upd.middle_w(!BIT(newval, 0));
}
//-------------------------------------------------
// dunkshot_custom_io_r - custom I/O read handler
@ -2084,7 +2081,7 @@ static INPUT_PORTS_START( aceattac )
PORT_BIT( 0xfff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(100) PORT_KEYDELTA(30) PORT_PLAYER(TMP_PL1BALL)
PORT_START("HANDY1") // power of "hand" device
PORT_BIT( 0x07, 0x04, IPT_PEDAL2 ) PORT_SENSITIVITY(100) PORT_KEYDELTA(1) PORT_CENTERDELTA(2) PORT_PLAYER(TMP_PL1HAND)
PORT_BIT( 0x07, 0x04, IPT_PEDAL2 ) PORT_SENSITIVITY(100) PORT_KEYDELTA(1) PORT_CENTERDELTA(2) PORT_PLAYER(TMP_PL1HAND) PORT_CHANGED_MEMBER(DEVICE_SELF, segas16b_state, handy_w, 0)
PORT_START("DIAL1") // toss formation
PORT_BIT( 0x0f, 0x00, IPT_POSITIONAL ) PORT_POSITIONS(10) PORT_WRAPS PORT_SENSITIVITY(10) PORT_KEYDELTA(1) PORT_CODE_DEC(KEYCODE_Z) PORT_CODE_INC(KEYCODE_X) PORT_PLAYER(1) PORT_INVERT PORT_FULL_TURN_COUNT(10)
@ -2104,7 +2101,7 @@ static INPUT_PORTS_START( aceattac )
PORT_BIT( 0xfff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(100) PORT_KEYDELTA(30) PORT_PLAYER(TMP_PL2BALL)
PORT_START("HANDY2") // power of "hand" device
PORT_BIT( 0x07, 0x04, IPT_PEDAL2 ) PORT_SENSITIVITY(100) PORT_KEYDELTA(1) PORT_CENTERDELTA(2) PORT_PLAYER(TMP_PL2HAND)
PORT_BIT( 0x07, 0x04, IPT_PEDAL2 ) PORT_SENSITIVITY(100) PORT_KEYDELTA(1) PORT_CENTERDELTA(2) PORT_PLAYER(TMP_PL2HAND) PORT_CHANGED_MEMBER(DEVICE_SELF, segas16b_state, handy_w, 1)
PORT_START("DIAL2") // toss formation
PORT_BIT( 0x0f, 0x00, IPT_POSITIONAL ) PORT_POSITIONS(10) PORT_WRAPS PORT_SENSITIVITY(10) PORT_KEYDELTA(1) PORT_CODE_DEC(KEYCODE_N) PORT_CODE_INC(KEYCODE_M) PORT_PLAYER(2) PORT_INVERT PORT_FULL_TURN_COUNT(10)
@ -4072,9 +4069,15 @@ void segas16b_state::system16b_fd1094(machine_config &config)
void segas16b_state::aceattacb_fd1094(machine_config &config)
{
system16b_fd1094(config);
// 834-6602 I/O board
UPD4701A(config, m_upd4701a[0]);
m_upd4701a[0]->set_portx_tag("TRACKX1");
m_upd4701a[0]->set_porty_tag("TRACKY1");
UPD4701A(config, m_upd4701a[1]);
m_upd4701a[1]->set_portx_tag("TRACKX2");
m_upd4701a[1]->set_porty_tag("TRACKY2");
CXD1095(config, m_cxdio);
m_cxdio->in_porta_cb().set_ioport("HANDX1");

2
src/mame/sega/segas16b.h
View File

@ -132,6 +132,8 @@ public:
void init_altbeas4_5521();
void init_aliensyn7_5358_small();
DECLARE_INPUT_CHANGED_MEMBER(handy_w);
protected:
// memory mapping
void memory_mapper(sega_315_5195_mapper_device &mapper, uint8_t index);