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korg/korgm1.cpp: workaround battery low detection

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This commit is contained in:
angelosa 2023-09-26 22:03:04 +02:00
parent 565552b963
commit 0e3f275ea1
1 changed files with 22 additions and 9 deletions
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31
src/mame/korg/korgm1.cpp
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@ -102,7 +102,9 @@ void korgm1_state::panel_leds_w(u8 data)
void korgm1_state::korgm1_map(address_map &map)
{
map(0x00000, 0x0ffff).ram().share("nvram"); // 64 KB
// map(0x50000, 0x57fff).ram(); // memory card 32 KB
// map(0x50000, 0x5ffff).lr8(NAME([this] (offs_t offset) {
// return m_beecard[offset];
// })).umask16(0x00ff); // memory card 32 KB
map(0xe0000, 0xfffff).rom().region("ipl", 0);
}
@ -129,15 +131,15 @@ static INPUT_PORTS_START( korgm1 )
PORT_BIT(0x03, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("SW1")
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("SW5")
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("SW2")
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("COMBI Mode key (SW6)")
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("COMBI Mode (SW2)")
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("EDIT COMBI Mode (SW6)")
PORT_START("Y1")
PORT_BIT(0x03, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("SW3")
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("SW7")
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("SW4") // tight loops waiting for an irq, if bypassed goes in "New Song" mode
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("GLOBAL Mode key (SW8)")
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("PROG Mode? (SW3)")
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("EDIT PROG Mode (SW7)")
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("SEQ Mode? (SW4)") // tight loops waiting for an irq, if bypassed goes in "New Song" mode
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("GLOBAL Mode (SW8)")
PORT_START("Y2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("Key Up (SW9)") PORT_CODE(KEYCODE_UP)
@ -177,7 +179,13 @@ static INPUT_PORTS_START( korgm1 )
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("Cursor F (SW32)") PORT_CODE(KEYCODE_6)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("Cursor G (SW33)") PORT_CODE(KEYCODE_7)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("Cursor H (SW34)") PORT_CODE(KEYCODE_8)
PORT_BIT(0x30, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("Page -") PORT_CODE(KEYCODE_LEFT)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("Page +") PORT_CODE(KEYCODE_RIGHT)
PORT_START("AN6")
// enough to fix battery low level
PORT_BIT(0x7f, IP_ACTIVE_HIGH, IPT_UNKNOWN )
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
INPUT_PORTS_END
@ -213,12 +221,16 @@ void korgm1_state::korgm1(machine_config &config)
pio.out_portc_cb().set(FUNC(korgm1_state::panel_leds_w));
pio.in_portd_cb().set(m_lcdc, FUNC(hd44780_device::db_r));
pio.out_portd_cb().set(m_lcdc, FUNC(hd44780_device::db_w));
// TODO: porte input (PE3 connected to Ext. Card status (?), PE0-PE2 to "LCD Unit")
pio.out_porte_cb().set(m_lcdc, FUNC(hd44780_device::rs_w)).bit(0);
pio.out_porte_cb().append(m_lcdc, FUNC(hd44780_device::rw_w)).bit(1);
pio.out_porte_cb().append(m_lcdc, FUNC(hd44780_device::e_w)).bit(2);
M58990(config, m_adc, 32_MHz_XTAL / 32); // M58990P-1 (µPD65013G-402 divides V50 CLKOUT by 8)
// Joystick, "value" and After Touch routes here
// m_adc->in_callback<0>().set_ioport("AN0"); // pitch joystick
// m_adc->in_callback<1>().set_ioport("AN1"); // mg. int joystick
m_adc->in_callback<6>().set_ioport("AN6"); // to internal battery
/* video hardware */
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_LCD));
@ -366,7 +378,8 @@ ROM_START( korgm1p1 )
ROM_LOAD16_BYTE( "ic39.bin", 0x300000, 0x080000, CRC(ef8324c4) SHA1(6cbbd8421f777f3d39644474daac2b15f9636810) )
ROM_LOAD16_BYTE( "ic43.bin", 0x300001, 0x080000, CRC(77c39278) SHA1(bf87f16fa6af1a3076c19c12901b02cbefac3fce) )
ROM_REGION( 0x8000, "progcard", 0 )
// TODO: move to SW list
ROM_REGION( 0x8000, "beecard", 0 )
ROM_LOAD( "plus-1_prog_card.bin", 0x0000, 0x8000, CRC(c31b3bce) SHA1(ef341868800bc98c9677f6f9227e8a2342504391) )
ROM_REGION( 0x400000, "multisound", 0 )