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https://github.com/holub/mame
synced 2025-05-17 19:24:59 +03:00
added power-off and display-off
This commit is contained in:
hap
parent
4c9a57812e
commit
4c7954ecd6
@ -20,24 +20,37 @@ public:
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tispeak_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag),
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m_maincpu(*this, "maincpu"),
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m_tms5100(*this, "tms5100"),
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m_tms6100(*this, "tms6100"),
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m_filoff_timer(*this, "filoff"),
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m_button_matrix(*this, "IN")
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{ }
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required_device<tms0270_cpu_device> m_maincpu;
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required_device<tms5100_device> m_tms5100;
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required_device<tms6100_device> m_tms6100;
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required_device<timer_device> m_filoff_timer;
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required_ioport_array<9> m_button_matrix;
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UINT16 m_r;
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UINT16 m_o;
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int m_filament_on;
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int m_power_on;
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UINT16 m_leds_state[9];
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void leds_update();
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UINT16 m_digit_state[9];
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void display_update();
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TIMER_DEVICE_CALLBACK_MEMBER(delayed_filament_off);
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DECLARE_READ8_MEMBER(snspell_read_k);
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DECLARE_WRITE16_MEMBER(snmath_write_o);
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DECLARE_WRITE16_MEMBER(snspell_write_o);
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DECLARE_WRITE16_MEMBER(snspell_write_r);
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DECLARE_WRITE_LINE_MEMBER(auto_power_off);
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DECLARE_INPUT_CHANGED_MEMBER(power_button);
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DECLARE_WRITE_LINE_MEMBER(auto_power_off);
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void power_off();
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virtual void machine_reset();
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virtual void machine_start();
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};
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@ -45,22 +58,52 @@ public:
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/***************************************************************************
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LEDs
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VFD Display
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***************************************************************************/
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// The device strobes the filament-enable very fast, it is unnoticeable to the user.
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// To prevent flickering here, we need to simulate a decay.
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void tispeak_state::leds_update()
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// decay time in milliseconds
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#define FILOFF_DECAY_TIME 20
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TIMER_DEVICE_CALLBACK_MEMBER(tispeak_state::delayed_filament_off)
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{
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// update leds state
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// turn off display
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m_filament_on = 0;
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display_update();
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}
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void tispeak_state::display_update()
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{
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// filament on/off
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if (m_r & 0x8000)
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{
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m_filament_on = 1;
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m_filoff_timer->reset();
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}
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else if (m_filament_on && m_filoff_timer->time_left() == attotime::never)
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{
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// schedule delayed filament-off
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m_filoff_timer->adjust(attotime::from_msec(FILOFF_DECAY_TIME));
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}
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// update digit state
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for (int i = 0; i < 9; i++)
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if (m_r >> i & 1)
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m_leds_state[i] = m_o & 0x3fff;
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m_digit_state[i] = m_o;
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// if filament (R15) is on, send to output
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// if (m_r & 0x8000) // blank..
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// send to output
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for (int i = 0; i < 9; i++)
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output_set_digit_value(i, m_leds_state[i]);
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{
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// standard led14seg
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output_set_digit_value(i, m_filament_on ? m_digit_state[i] & 0x3fff : 0);
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// DP(display point) and AP(apostrophe) segments as lamps
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output_set_lamp_value(i*10 + 0, m_digit_state[i] >> 14 & m_filament_on);
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output_set_lamp_value(i*10 + 1, m_digit_state[i] >> 15 & m_filament_on);
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}
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}
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@ -88,8 +131,11 @@ READ8_MEMBER(tispeak_state::snspell_read_k)
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WRITE16_MEMBER(tispeak_state::snspell_write_r)
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{
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// R0-R7: input mux and select digit (+R8 if the device has 9 digits)
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// R15: filament on
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// other bits: MCU internal use
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m_r = data;
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leds_update();
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display_update();
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}
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WRITE16_MEMBER(tispeak_state::snspell_write_o)
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@ -98,13 +144,24 @@ WRITE16_MEMBER(tispeak_state::snspell_write_o)
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// E,D,C,G,B,A,I,M,L,K,N,J,[AP],H,F,[DP] (sidenote: TI KLMN = MAME MLNK)
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m_o = BITSWAP16(data,12,15,10,7,8,9,11,6,13,3,14,0,1,2,4,5);
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leds_update();
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display_update();
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}
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void tispeak_state::power_off()
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{
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m_maincpu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE);
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m_tms5100->reset();
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m_tms6100->reset();
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m_power_on = 0;
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}
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WRITE_LINE_MEMBER(tispeak_state::auto_power_off)
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{
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//if (state) printf("X");
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// power-off request from the MCU, usually after a couple of minutes of idling
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if (state)
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power_off();
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}
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@ -116,7 +173,7 @@ WRITE16_MEMBER(tispeak_state::snmath_write_o)
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// [DP],D,C,H,F,B,I,M,L,K,N,J,[AP],E,G,A (sidenote: TI KLMN = MAME MLNK)
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m_o = BITSWAP16(data,12,0,10,7,8,9,11,6,3,14,4,13,1,2,5,15);
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leds_update();
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display_update();
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}
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@ -127,6 +184,20 @@ WRITE16_MEMBER(tispeak_state::snmath_write_o)
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***************************************************************************/
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INPUT_CHANGED_MEMBER(tispeak_state::power_button)
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{
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// note: even though power buttons are on the matrix, they are not MCU-controlled
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int on = (int)(FPTR)param;
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if (on)
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{
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m_power_on = 1;
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m_maincpu->set_input_line(INPUT_LINE_RESET, CLEAR_LINE);
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}
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else if (m_power_on)
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power_off();
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}
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static INPUT_PORTS_START( snspell )
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PORT_START("IN.0") // R0
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PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('A')
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@ -174,7 +245,7 @@ static INPUT_PORTS_START( snspell )
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PORT_BIT( 0x1f, IP_ACTIVE_HIGH, IPT_UNUSED )
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PORT_START("IN.7") // R7
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PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PGDN) PORT_NAME("Off")
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PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PGDN) PORT_NAME("Off") PORT_CHANGED_MEMBER(DEVICE_SELF, tispeak_state, power_button, (void *)0)
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PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_NAME("Go")
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PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_NAME("Replay")
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PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_NAME("Repeat")
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@ -185,7 +256,7 @@ static INPUT_PORTS_START( snspell )
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PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_NAME("Secret Code")
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PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_NAME("Letter")
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PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_NAME("Say It")
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PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_PGUP) PORT_NAME("Spell/On")
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PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_PGUP) PORT_NAME("Spell/On") PORT_CHANGED_MEMBER(DEVICE_SELF, tispeak_state, power_button, (void *)1)
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INPUT_PORTS_END
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@ -215,7 +286,7 @@ static INPUT_PORTS_START( snmath )
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PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED )
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PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("Enter")
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PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_NAME("Go")
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PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PGDN) PORT_NAME("Off")
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PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PGDN) PORT_NAME("Off") PORT_CHANGED_MEMBER(DEVICE_SELF, tispeak_state, power_button, (void *)0)
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PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
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PORT_START("IN.4") // R4
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@ -237,7 +308,7 @@ static INPUT_PORTS_START( snmath )
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PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_NAME("Write It")
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PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_NAME("Greater/Less")
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PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_NAME("Word Problems")
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PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CODE(KEYCODE_PGUP) PORT_NAME("Solve It/On")
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PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CODE(KEYCODE_PGUP) PORT_NAME("Solve It/On") PORT_CHANGED_MEMBER(DEVICE_SELF, tispeak_state, power_button, (void *)1)
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PORT_START("IN.7")
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PORT_BIT( 0x1f, IP_ACTIVE_HIGH, IPT_UNUSED )
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@ -254,15 +325,27 @@ INPUT_PORTS_END
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***************************************************************************/
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void tispeak_state::machine_reset()
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{
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m_filament_on = 0;
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m_power_on = 1;
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}
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void tispeak_state::machine_start()
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{
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memset(m_leds_state, 0, sizeof(m_leds_state));
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// zerofill
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memset(m_digit_state, 0, sizeof(m_digit_state));
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m_r = 0;
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m_o = 0;
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m_filament_on = 0;
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m_power_on = 0;
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save_item(NAME(m_leds_state));
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// register for savestates
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save_item(NAME(m_digit_state));
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save_item(NAME(m_r));
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save_item(NAME(m_o));
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save_item(NAME(m_filament_on));
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save_item(NAME(m_power_on));
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}
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@ -279,7 +362,8 @@ static MACHINE_CONFIG_START( snspell, tispeak_state )
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MCFG_TMS0270_WRITE_CTL_CB(DEVWRITE8("tms5100", tms5100_device, ctl_w))
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MCFG_TMS0270_WRITE_PDC_CB(DEVWRITELINE("tms5100", tms5100_device, pdc_w))
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MCFG_DEFAULT_LAYOUT(layout_tispeak)
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MCFG_TIMER_DRIVER_ADD("filoff", tispeak_state, delayed_filament_off)
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MCFG_DEFAULT_LAYOUT(layout_tispeak) // max 9 digits
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/* no video! */
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