diff options
Diffstat (limited to 'src/mame/drivers/informer_207_376.cpp')
-rw-r--r-- | src/mame/drivers/informer_207_376.cpp | 53 |
1 files changed, 41 insertions, 12 deletions
diff --git a/src/mame/drivers/informer_207_376.cpp b/src/mame/drivers/informer_207_376.cpp index a8eb6500334..964363dc0e8 100644 --- a/src/mame/drivers/informer_207_376.cpp +++ b/src/mame/drivers/informer_207_376.cpp @@ -30,16 +30,19 @@ #include "emu.h" #include "cpu/m6809/m6809.h" #include "machine/6850acia.h" +#include "machine/pit8253.h" #include "machine/clock.h" #include "machine/input_merger.h" #include "machine/nvram.h" #include "machine/z80scc.h" #include "video/mc6845.h" +#include "sound/beep.h" #include "bus/rs232/rs232.h" #include "bus/rs232/printer.h" #include "machine/informer_207_376_kbd.h" #include "emupal.h" #include "screen.h" +#include "speaker.h" //************************************************************************** @@ -55,8 +58,10 @@ public: m_crtc(*this, "crtc"), m_screen(*this, "screen"), m_palette(*this, "palette"), + m_pit(*this, "pit"), m_scc(*this, "scc"), m_acia(*this, "acia%u", 0U), + m_beep(*this, "beep"), m_ram(*this, "ram"), m_chargen(*this, "chargen"), m_nmi_enabled(false) @@ -73,8 +78,10 @@ private: required_device<mc6845_device> m_crtc; required_device<screen_device> m_screen; required_device<palette_device> m_palette; + required_device<pit8253_device> m_pit; required_device<scc85c30_device> m_scc; required_device_array<acia6850_device, 2> m_acia; + required_device<beep_device> m_beep; required_shared_ptr<uint8_t> m_ram; required_region_ptr<uint8_t> m_chargen; @@ -84,6 +91,7 @@ private: void vsync_w(int state); void nmi_control_w(uint8_t data); + void unk_8400_w(uint8_t data); bool m_nmi_enabled; }; @@ -98,10 +106,11 @@ void informer_207_376_state::mem_map(address_map &map) map(0x0000, 0x7fff).ram().share("ram"); map(0x8000, 0x8000).rw(m_crtc, FUNC(mc6845_device::status_r), FUNC(mc6845_device::address_w)); map(0x8001, 0x8001).rw(m_crtc, FUNC(mc6845_device::register_r), FUNC(mc6845_device::register_w)); - map(0x8400, 0x8400).lr8(NAME([] () { return 0xff; })).nopw(); // ? + map(0x8400, 0x8400).lr8(NAME([] () { return 0xff; })).w(FUNC(informer_207_376_state::unk_8400_w)); // ? map(0x8802, 0x8803).rw(m_acia[0], FUNC(acia6850_device::read), FUNC(acia6850_device::write)); map(0x8804, 0x8805).rw(m_acia[1], FUNC(acia6850_device::read), FUNC(acia6850_device::write)); map(0x8c00, 0x8c00).w(FUNC(informer_207_376_state::nmi_control_w)); + map(0x9000, 0x9003).rw(m_pit, FUNC(pit8253_device::read), FUNC(pit8253_device::write)); map(0x9400, 0x9403).rw(m_scc, FUNC(scc85c30_device::ab_dc_r), FUNC(scc85c30_device::ab_dc_w)); map(0x9c00, 0x9cff).ram().share("nvram"); map(0xa000, 0xffff).rom().region("maincpu", 0); @@ -182,6 +191,16 @@ void informer_207_376_state::nmi_control_w(uint8_t data) m_nmi_enabled = bool(data & 0x06); } +void informer_207_376_state::unk_8400_w(uint8_t data) +{ + // 7------- beeper + // -6------ unknown + // --5----- 1=internal modem, 0=host rs232 + // ---43210 unknown + + m_beep->set_state(BIT(data, 7)); +} + void informer_207_376_state::machine_start() { // register for save states @@ -213,7 +232,15 @@ void informer_207_376_state::informer_207_376(machine_config &config) NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); // 2x X2212P - SCC85C30(config, m_scc, 0); // unknown clock + PIT8253(config, m_pit); + m_pit->set_clk<0>(4915200 / 2); + m_pit->out_handler<0>().set(m_acia[1], FUNC(acia6850_device::write_txc)); + m_pit->out_handler<0>().append(m_acia[1], FUNC(acia6850_device::write_rxc)); + m_pit->set_clk<1>(4915200 / 2); + m_pit->out_handler<1>().set(m_acia[0], FUNC(acia6850_device::write_txc)); + m_pit->out_handler<1>().append(m_acia[0], FUNC(acia6850_device::write_rxc)); + + SCC85C30(config, m_scc, 4915200); m_scc->out_txda_callback().set("com1", FUNC(rs232_port_device::write_txd)); m_scc->out_dtra_callback().set("com1", FUNC(rs232_port_device::write_dtr)); m_scc->out_rtsa_callback().set("com1", FUNC(rs232_port_device::write_rts)); @@ -229,12 +256,6 @@ void informer_207_376_state::informer_207_376(machine_config &config) ACIA6850(config, m_acia[1], 0); // unknown clock m_acia[1]->txd_handler().set("printer", FUNC(rs232_port_device::write_txd)); - clock_device &acia_clock(CLOCK(config, "acia_clock", 153600)); // source? - acia_clock.signal_handler().set(m_acia[0], FUNC(acia6850_device::write_txc)); - acia_clock.signal_handler().append(m_acia[0], FUNC(acia6850_device::write_rxc)); - acia_clock.signal_handler().append(m_acia[1], FUNC(acia6850_device::write_txc)); - acia_clock.signal_handler().append(m_acia[1], FUNC(acia6850_device::write_rxc)); - rs232_port_device &com1(RS232_PORT(config, "com1", default_rs232_devices, nullptr)); com1.rxd_handler().set(m_scc, FUNC(scc85c30_device::rxa_w)); com1.dcd_handler().set(m_scc, FUNC(scc85c30_device::dcda_w)); @@ -266,6 +287,10 @@ void informer_207_376_state::informer_207_376(machine_config &config) m_crtc->set_char_width(8); m_crtc->set_update_row_callback(FUNC(informer_207_376_state::crtc_update_row)); m_crtc->out_vsync_callback().set(FUNC(informer_207_376_state::vsync_w)); + + // sound + SPEAKER(config, "mono").front_center(); + BEEP(config, "beep", 500).add_route(ALL_OUTPUTS, "mono", 0.50); // frequency unknown } @@ -275,13 +300,17 @@ void informer_207_376_state::informer_207_376(machine_config &config) ROM_START( in207376 ) ROM_REGION(0x6000, "maincpu", 0) + // M2764A F1 // 79590-023 376SNA V1.00 201C 7224 (our checksum: 7264) - ROM_LOAD("79590-023.bin", 0x0000, 0x2000, BAD_DUMP CRC(ed4ff488) SHA1(fdd95c520d0288ea483b5d2e8e6c8eecb04063c1)) + ROM_LOAD("79590-023.z37", 0x0000, 0x2000, BAD_DUMP CRC(ed4ff488) SHA1(fdd95c520d0288ea483b5d2e8e6c8eecb04063c1)) + // M27128AF1 // 79589-023 376 SNAV1.00 201C E86F (checksum matches) - ROM_LOAD("79589-023.bin", 0x2000, 0x4000, CRC(cdfaf629) SHA1(1f21ef6848020726ef3d7ab05166ac8590d58476)) + ROM_LOAD("79589-023.z36", 0x2000, 0x4000, CRC(cdfaf629) SHA1(1f21ef6848020726ef3d7ab05166ac8590d58476)) ROM_REGION(0x1000, "chargen", 0) - ROM_LOAD("chargen.bin", 0x0000, 0x1000, BAD_DUMP CRC(819e4b4e) SHA1(4937e49b2d91af993e8f65f5df1d6f729e775fc4)) + // TMS2732AGL-25 + // 79573-001 V1.00 376/8 CHAR. GEN. + ROM_LOAD("79573-001.z6", 0x0000, 0x1000, CRC(f704b827) SHA1(bcc56eeb8681c2bebe3a9f4b6b78c0373c06d875)) ROM_END @@ -290,4 +319,4 @@ ROM_END //************************************************************************** // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS -COMP( 1986, in207376, 0, 0, informer_207_376, informer_207_376, informer_207_376_state, empty_init, "Informer", "Informer 207/376", MACHINE_NOT_WORKING | MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE ) +COMP( 1986, in207376, 0, 0, informer_207_376, informer_207_376, informer_207_376_state, empty_init, "Informer", "Informer 207/376", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE ) |