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|
// license:BSD-3-Clause
// copyright-holders:Phil Bennett
/***************************************************************************
Fairlight CMI Music Keyboard
- CMI-10 Music Keyboard Controller
- CMI-11 Keyboard Switch Module
- CMI-12 Keyboard Display and Keypad Module
- CMI-14 Slave Keyboard Interface
****************************************************************************
The Master Keyboard
-------------------
The master keyboard has the following features:
- A serial connector for communicating with the CMI mainframe
- A connector for a slave keyboard
- A connector for the alphanumeric keyboard
- Connectors for pedal controls
- Three slider-type analog controls
- Two switch controls (one momentary, one toggle on/off)
- Two lamp indicators for the switches with software-defined
control
- A 12-character LED alphanumeric display
- A 16-switch keypad
All communications with all peripherals and controls on the master
keyboard is handled via the master keyboard's controller, and as
such there is one single serial link to the "CMI mainframe" box
itself.
***************************************************************************/
#include "emu.h"
#include "cmi_mkbd.h"
#include "cpu/m6800/m6800.h"
#include "machine/clock.h"
#define VERBOSE (0)
#include "logmacro.h"
DEFINE_DEVICE_TYPE(CMI_MUSIC_KEYBOARD, cmi_music_keyboard_device, "cmi_mkbd", "Fairlight CMI Music Keyboard")
cmi_music_keyboard_device::cmi_music_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock)
: device_t(mconfig, CMI_MUSIC_KEYBOARD, tag, owner, clock)
, m_cmi_txd(*this)
, m_cmi_rts(*this)
, m_kbd_txd(*this)
, m_kbd_rts(*this)
, m_cpu(*this, "kbdcpu")
, m_acia_kbd(*this, "acia_kbd")
, m_acia_cmi(*this, "acia_cmi")
, m_cmi10_pia_u20(*this, "cmi10_pia_u20")
, m_cmi10_pia_u21(*this, "cmi10_pia_u21")
, m_dp1(*this, "dp1")
, m_dp2(*this, "dp2")
, m_dp3(*this, "dp3")
, m_keypad_a_port(*this, "KEYPAD_A")
, m_keypad_b_port(*this, "KEYPAD_B")
, m_analog(*this, "ANALOG")
, m_key_mux_ports{ { *this, "KEY_%u_0", 0 }, { *this, "KEY_%u_1", 0 }, { *this, "KEY_%u_2", 0 }, { *this, "KEY_%u_3", 0 } }
, m_digit(*this, "digit%u", 0U)
{
}
void cmi_music_keyboard_device::device_resolve_objects()
{
m_cmi_txd.resolve_safe();
m_cmi_rts.resolve_safe();
m_kbd_txd.resolve_safe();
m_kbd_rts.resolve_safe();
m_digit.resolve();
}
void cmi_music_keyboard_device::device_start()
{
m_cmi10_scnd_timer = timer_alloc(FUNC(cmi_music_keyboard_device::scnd_update), this);
m_cmi10_scnd_timer->adjust(attotime::from_hz(4000000 / 4 / 2048 / 2), 0, attotime::from_hz(4000000 / 4 / 2048 / 2));
m_scnd = 0;
for (u32 i = 0; i < KEY_COUNT; i++)
{
m_velocity_timers[i] = timer_alloc(FUNC(cmi_music_keyboard_device::velkey_down), this);
m_key_held[i] = false;
}
}
TIMER_CALLBACK_MEMBER(cmi_music_keyboard_device::scnd_update)
{
m_cmi10_pia_u20->ca1_w(m_scnd);
m_scnd ^= 1;
m_cmi10_pia_u21->ca1_w(m_scnd);
}
TIMER_CALLBACK_MEMBER(cmi_music_keyboard_device::velkey_down)
{
m_key_held[param] = true;
}
/*
PA0-7 = BKA0-7 (display)
PB0 = DA1
PB1 = DA0
PB2 = CS2
PB3 = CU2
PB4 = CS1
PB5 = CU1
PB6 = CS0
PB7 = CU0
CB1 = /KPAD
CB2 = /DWS
*/
void cmi_music_keyboard_device::cmi10_u20_a_w(u8 data)
{
// low 7 bits connected to alphanumeric display data lines
m_dp1->data_w(data & 0x7f);
m_dp2->data_w(data & 0x7f);
m_dp3->data_w(data & 0x7f);
/*
int bk = data;
int bit = 0;
if (BIT(bk, 3))
bit = BIT(input_port_read(device->machine, "KEYPAD_A"), bk & 7);
else if (!BIT(bk, 4))
bit = BIT(input_port_read(device->machine, "KEYPAD_B"), bk & 7);
pia6821_cb1_w(m_cmi10_pia_u20, 0, !bit);
*/
}
void cmi_music_keyboard_device::cmi10_u20_b_w(u8 data)
{
}
READ_LINE_MEMBER( cmi_music_keyboard_device::cmi10_u20_cb1_r )
{
int bk = m_cmi10_pia_u20->a_output();
int bit = 0;
if (BIT(bk, 3))
bit = BIT(m_keypad_a_port->read(), bk & 7);
else if (!BIT(bk, 4))
bit = BIT(m_keypad_b_port->read(), bk & 7);
return !bit;
}
WRITE_LINE_MEMBER( cmi_music_keyboard_device::cmi10_u20_cb2_w )
{
uint8_t data = m_cmi10_pia_u20->a_output() & 0x7f;
uint8_t b_port = m_cmi10_pia_u20->b_output();
int addr = (BIT(b_port, 0) << 1) | BIT(b_port, 1);
/* DP1 */
m_dp1->ce_w(BIT(b_port, 6));
m_dp1->cu_w(BIT(b_port, 7));
m_dp1->wr_w(state);
m_dp1->addr_w(addr);
m_dp1->data_w(data);
/* DP2 */
m_dp2->ce_w(BIT(b_port, 4));
m_dp2->cu_w(BIT(b_port, 5));
m_dp2->wr_w(state);
m_dp2->addr_w(addr);
m_dp2->data_w(data);
/* DP3 */
m_dp3->ce_w(BIT(b_port, 2));
m_dp3->cu_w(BIT(b_port, 3));
m_dp3->wr_w(state);
m_dp3->addr_w(addr);
m_dp3->data_w(data);
}
template <unsigned N> void cmi_music_keyboard_device::update_dp(offs_t offset, u16 data)
{
m_digit[(N << 2) | ((offset ^ 3) & 3)] = data;
}
/* Begin Conversion */
WRITE_LINE_MEMBER( cmi_music_keyboard_device::cmi10_u21_cb2_w )
{
// if 0
// state = state;
}
u32 cmi_music_keyboard_device::get_key_for_indices(int mux, int module, int key)
{
if (mux == 3)
{
if (module == 2)
{
return KEY_F6;
}
return KEY_COUNT;
}
return KEY_F0 + (module * 24) + (mux * 8) + key;
}
u8 cmi_music_keyboard_device::cmi10_u21_a_r()
{
#if 0
// int thld = m_cmi10_pia_u21->ca2_output();
int sel = m_cmi10_pia_u20->a_output();
int key = sel & 7;
int mux = (sel >> 3) & 3;
u8 data = 0x38; // slave keyboard not used
for (int module = 0; module < 3; ++module)
{
// char keyname[16];
u8 keyval;
int state = 1;
if (module == 1 && mux == 2 && key == 3)
{
keyval = m_analog->read();
/* Unpressed */
if (keyval <= 0)
state = 1;
/* In flight */
#if 0
else if (keyval <= 80)
{
if (thld == 1)
state = 0;
else
state = 1;
}
/* Fully depressed */
#endif
else
state = 0;
}
data |= state << module;
}
return data;
#else
int thld = m_cmi10_pia_u21->ca2_output();
int sel = m_cmi10_pia_u20->a_output();
int key = sel & 7;
int mux = (sel >> 3) & 3;
u8 data = 0xff; // slave keyboard not used
for (int module = 0; module < 3; ++module)
{
u8 keyval = m_key_mux_ports[mux][module]->read();
u32 keyidx = get_key_for_indices(mux, module, key);
if (keyidx < KEY_COUNT)
{
if (m_key_held[keyidx])
{
// Key is fully pressed
data &= ~(1 << module);
}
else if (!BIT(keyval, key))
{
// User has started pressing the key
if (m_velocity_timers[keyidx]->remaining().is_never())
{
data &= ~(1 << module);
m_velocity_timers[keyidx]->adjust(attotime::from_hz(10), keyidx);
}
else if (thld == 0)
{
data &= ~(1 << module);
}
}
}
}
/* Now do KD7 */
{
int bit = 0;
if (BIT(sel, 3))
bit = BIT(m_keypad_a_port->read(), sel & 7);
else if (!BIT(sel, 4))
bit = BIT(m_keypad_b_port->read(), sel & 7);
data &= ~((bit && BIT(sel, 7)) << 7);
}
return ~data;
#endif
}
WRITE_LINE_MEMBER( cmi_music_keyboard_device::kbd_acia_int )
{
m_kbd_acia_irq = state;
if (m_kbd_acia_irq)
m_cpu->set_input_line(INPUT_LINE_IRQ0, ASSERT_LINE);
else if (!m_cmi_acia_irq)
m_cpu->set_input_line(INPUT_LINE_IRQ0, CLEAR_LINE);
}
WRITE_LINE_MEMBER( cmi_music_keyboard_device::cmi_acia_int )
{
m_cmi_acia_irq = state;
if (m_cmi_acia_irq)
m_cpu->set_input_line(INPUT_LINE_IRQ0, ASSERT_LINE);
else if (!m_kbd_acia_irq)
m_cpu->set_input_line(INPUT_LINE_IRQ0, CLEAR_LINE);
}
WRITE_LINE_MEMBER( cmi_music_keyboard_device::cmi_txd_w )
{
m_cmi_txd(state);
}
WRITE_LINE_MEMBER( cmi_music_keyboard_device::cmi_rts_w )
{
m_cmi_rts(state);
}
WRITE_LINE_MEMBER( cmi_music_keyboard_device::cmi_rxd_w )
{
m_acia_cmi->write_rxd(state);
}
WRITE_LINE_MEMBER( cmi_music_keyboard_device::cmi_cts_w )
{
m_acia_cmi->write_cts(state);
}
WRITE_LINE_MEMBER( cmi_music_keyboard_device::kbd_txd_w )
{
m_kbd_txd(state);
}
WRITE_LINE_MEMBER( cmi_music_keyboard_device::kbd_rts_w )
{
m_kbd_rts(state);
}
WRITE_LINE_MEMBER( cmi_music_keyboard_device::kbd_rxd_w )
{
m_acia_kbd->write_rxd(state);
}
WRITE_LINE_MEMBER( cmi_music_keyboard_device::kbd_cts_w )
{
m_acia_kbd->write_cts(state);
}
void cmi_music_keyboard_device::kbd_acia_w(offs_t offset, u8 data)
{
m_acia_kbd->write(offset, data);
LOG("%s: music keyboard ACIA write: %02x = %02x\n", machine().describe_context(), offset, data);
}
u8 cmi_music_keyboard_device::kbd_acia_r(offs_t offset)
{
u8 data = m_acia_kbd->read(offset);
LOG("%s: music keyboard ACIA read: %02x: %02x\n", machine().describe_context(), offset, data);
return data;
}
INPUT_CHANGED_MEMBER(cmi_music_keyboard_device::key_changed)
{
if (newval)
{
// Key released
m_velocity_timers[param]->adjust(attotime::never);
}
m_key_held[param] = false;
}
void cmi_music_keyboard_device::muskeys_map(address_map &map)
{
map.unmap_value_high();
map(0x0080, 0x0083).rw(m_cmi10_pia_u21, FUNC(pia6821_device::read), FUNC(pia6821_device::write));
map(0x0090, 0x0093).rw(m_cmi10_pia_u20, FUNC(pia6821_device::read), FUNC(pia6821_device::write));
map(0x00a0, 0x00a1).rw(FUNC(cmi_music_keyboard_device::kbd_acia_r), FUNC(cmi_music_keyboard_device::kbd_acia_w));
map(0x00b0, 0x00b1).rw(m_acia_cmi, FUNC(acia6850_device::read), FUNC(acia6850_device::write));
map(0x4000, 0x47ff).ram();
map(0xb000, 0xb400).rom();
map(0xf000, 0xffff).rom();
}
static INPUT_PORTS_START(cmi_music_keyboard)
/* Keypad */
PORT_START("KEYPAD_A")
PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_1_PAD)
PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_2_PAD)
PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_3_PAD)
PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_4_PAD)
PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_5_PAD)
PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_6_PAD)
PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_7_PAD)
PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_8_PAD)
PORT_START("KEYPAD_B")
PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_9_PAD)
PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_0_PAD)
PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_1_PAD)
PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_2_PAD)
PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_3_PAD)
PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_4_PAD)
PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_5_PAD)
PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_6_PAD)
/* Master musical keyboard */
PORT_START("KEY_0_0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F0") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F0)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F0 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F0S)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("G0") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_G0)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("G0 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_G0S)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("A1") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_A1)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("A1 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_A1S)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("B1") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_B1)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("C1") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_C1)
PORT_START("KEY_0_1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("C1 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_C1S)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("D1") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_D1)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("D1 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_D1S)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("E1") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_E1)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F1") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F1)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F1 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F1S)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("G1") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_G1)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("G1 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_G1S)
PORT_START("KEY_0_2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("A2") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_A2)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("A2 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_A2S)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("B2") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_B2)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("C2") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_C2)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("C2 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_C2S)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("D2") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_D2)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("D2 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_D2S)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("E2") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_E2)
PORT_START("KEY_0_3")
PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("KEY_1_0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F2") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F2)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F2 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F2S)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("G2") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_G2)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("G2 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_G2S)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("A3") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_A3)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("A3 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_A3S)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("B3") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_B3)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("C3") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_C3)
PORT_START("KEY_1_1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("C3 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_C3S)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("D3") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_D3)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("D3 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_D3S)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("E3") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_E3)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F3") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F3)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F3 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F3S)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("G3") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_G3)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("G3 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_G3S)
PORT_START("KEY_1_2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("A4") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_A4)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("A4 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_A4S)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("B4") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_B4)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("C4") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_C4)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("C4 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_C4S)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("D4") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_D4)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("D4 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_D4S)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("E4") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_E4)
PORT_START("KEY_1_3")
PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("KEY_2_0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F4") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F4)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F4 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F4S)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("G4") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_G4)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("G4 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_G4S)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("A5") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_A5)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("A5 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_A5S)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("B5") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_B5)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("C5") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_C5)
PORT_START("KEY_2_1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("C5 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_C5S)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("D5") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_D5)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("D5 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_D5S)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("E5") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_E5)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F5") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F5)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F5 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F5S)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("G5") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_G5)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("G5 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_G5S)
PORT_START("KEY_2_2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("A6") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_A6)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("A6 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_A6S)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("B6") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_B6)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("C6") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_C6)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("C6 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_C6S)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("D6") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_D6)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("D6 #") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_D6S)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("E6") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_E6)
PORT_START("KEY_2_3")
PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("F6") PORT_CHANGED_MEMBER(DEVICE_SELF, cmi_music_keyboard_device, key_changed, cmi_music_keyboard_device::KEY_F6)
PORT_START("ANALOG")
PORT_BIT(0xff, 0x00, IPT_PEDAL) PORT_MINMAX(0, 128) PORT_SENSITIVITY(100) PORT_KEYDELTA(50)
INPUT_PORTS_END
ioport_constructor cmi_music_keyboard_device::device_input_ports() const
{
return INPUT_PORTS_NAME(cmi_music_keyboard);
}
void cmi_music_keyboard_device::device_add_mconfig(machine_config &config)
{
M6802(config, m_cpu, 4_MHz_XTAL);
m_cpu->set_addrmap(AS_PROGRAM, &cmi_music_keyboard_device::muskeys_map);
PIA6821(config, m_cmi10_pia_u20);
m_cmi10_pia_u20->readcb1_handler().set(FUNC(cmi_music_keyboard_device::cmi10_u20_cb1_r));
m_cmi10_pia_u20->writepa_handler().set(FUNC(cmi_music_keyboard_device::cmi10_u20_a_w));
m_cmi10_pia_u20->writepb_handler().set(FUNC(cmi_music_keyboard_device::cmi10_u20_b_w));
m_cmi10_pia_u20->cb2_handler().set(FUNC(cmi_music_keyboard_device::cmi10_u20_cb2_w));
PIA6821(config, m_cmi10_pia_u21);
m_cmi10_pia_u21->readpa_handler().set(FUNC(cmi_music_keyboard_device::cmi10_u21_a_r));
m_cmi10_pia_u21->cb2_handler().set(FUNC(cmi_music_keyboard_device::cmi10_u21_cb2_w));
clock_device &acia_clock(CLOCK(config, "acia_clock", 1.8432_MHz_XTAL / 12));
acia_clock.signal_handler().set(m_acia_kbd, FUNC(acia6850_device::write_rxc));
acia_clock.signal_handler().append(m_acia_kbd, FUNC(acia6850_device::write_txc));
acia_clock.signal_handler().append(m_acia_cmi, FUNC(acia6850_device::write_rxc));
acia_clock.signal_handler().append(m_acia_cmi, FUNC(acia6850_device::write_txc));
ACIA6850(config, m_acia_cmi);
m_acia_cmi->txd_handler().set(FUNC(cmi_music_keyboard_device::cmi_txd_w));
m_acia_cmi->rts_handler().set(FUNC(cmi_music_keyboard_device::cmi_rts_w));
m_acia_cmi->irq_handler().set(FUNC(cmi_music_keyboard_device::cmi_acia_int));
ACIA6850(config, m_acia_kbd);
m_acia_kbd->txd_handler().set(FUNC(cmi_music_keyboard_device::kbd_txd_w));
m_acia_kbd->rts_handler().set(FUNC(cmi_music_keyboard_device::kbd_rts_w));
m_acia_kbd->irq_handler().set(FUNC(cmi_music_keyboard_device::kbd_acia_int));
/* alpha-numeric display */
DL1416T(config, m_dp1);
m_dp1->update().set(FUNC(cmi_music_keyboard_device::update_dp<0>));
DL1416T(config, m_dp2);
m_dp2->update().set(FUNC(cmi_music_keyboard_device::update_dp<1>));
DL1416T(config, m_dp3);
m_dp3->update().set(FUNC(cmi_music_keyboard_device::update_dp<2>));
}
ROM_START( cmi_mkbd )
// Both of these dumps have been trimmed to size from within a roughly 2x-bigger file.
// The actual size is known based on the format apparently used by the dumping device.
ROM_REGION( 0x10000, "kbdcpu", 0 )
ROM_LOAD( "velkeysd.bin", 0xb000, 0x0400, CRC(9b636781) SHA1(be29a72a1d6d313dafe0b63951b5e3e18ddb9a21) )
ROM_LOAD( "kbdioa.bin", 0xfc00, 0x0400, CRC(a5cbe218) SHA1(bc6784aaa5697c28eab126e20500139b8d0c1f50) )
ROM_END
const tiny_rom_entry *cmi_music_keyboard_device::device_rom_region() const
{
return ROM_NAME(cmi_mkbd);
}
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