From 4e8de5cff00bf37fe9c58e5017a27a1d39b6b0f9 Mon Sep 17 00:00:00 2001 From: Dirk Best Date: Thu, 10 Sep 2020 17:42:26 +0200 Subject: in207376: Add beeper --- src/mame/drivers/informer_207_376.cpp | 23 +++++++++++++++++++++-- 1 file changed, 21 insertions(+), 2 deletions(-) diff --git a/src/mame/drivers/informer_207_376.cpp b/src/mame/drivers/informer_207_376.cpp index 9ab85c13ed2..5c0274e84da 100644 --- a/src/mame/drivers/informer_207_376.cpp +++ b/src/mame/drivers/informer_207_376.cpp @@ -35,11 +35,13 @@ #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" //************************************************************************** @@ -57,6 +59,7 @@ public: m_palette(*this, "palette"), 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) @@ -75,6 +78,7 @@ private: required_device m_palette; required_device m_scc; required_device_array m_acia; + required_device m_beep; required_shared_ptr m_ram; required_region_ptr m_chargen; @@ -84,6 +88,7 @@ private: void vsync_w(int state); void nmi_control_w(uint8_t data); + void unk_8400_w(uint8_t data); bool m_nmi_enabled; }; @@ -98,7 +103,7 @@ 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)); @@ -182,6 +187,16 @@ 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 @@ -266,6 +281,10 @@ 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 } @@ -294,4 +313,4 @@ 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 ) -- cgit v1.2.3