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author hap <happppp@users.noreply.github.com>2019-03-16 01:13:54 +0100
committer hap <happppp@users.noreply.github.com>2019-03-16 01:13:54 +0100
commit6b430378e1b28d9edbf7e6bd9a2cc554ee3f593b (patch)
tree1a810ac6c34c6168e9b99f65bf39f71f7b34da21
parent384dbc865bbfc879ca7f2433a9066f0e12326d78 (diff)
sc1: is not sc1, rom matches slc1 by 90%, keypad functions same as slc1 (nw)
-rw-r--r--src/mame/drivers/sc1.cpp89
-rw-r--r--src/mame/drivers/sc2.cpp3
-rw-r--r--src/mame/drivers/slc1.cpp2
-rw-r--r--src/mame/layout/sc1.lay30
-rw-r--r--src/mame/mame.lst2
5 files changed, 52 insertions, 74 deletions
diff --git a/src/mame/drivers/sc1.cpp b/src/mame/drivers/sc1.cpp
index 045bbd8f4ee..2fa3a1b858a 100644
--- a/src/mame/drivers/sc1.cpp
+++ b/src/mame/drivers/sc1.cpp
@@ -2,16 +2,14 @@
// copyright-holders:Sandro Ronco
/***************************************************************************
-Schachcomputer SC 1 driver
-
-VEB Mikroelektronik's 1st chess computer. It was canceled before wide release.
+This appears to be a prototype of SLC 1, it's definitely not VEB SC 1.
TODO:
-- speaker, it's very noisy if hooked up as it is now, missing enable-bit?
- it still toggles matrix d1 if T(tone off) is pressed
-- LEDs, they're not on digit d7
+- merge with slc1.cpp? but hardware differs too much
+- any way to access the "Lern" part?
+- speaker, it's very noisy if hooked up as it is now
+- LED(s)? they're not on digit d7
- 7seg sometimes flashes
-- setting level doesn't work? game should boot with "PS 1"
****************************************************************************/
@@ -27,20 +25,19 @@ TODO:
namespace {
-class sc1_state : public driver_device
+class slc1p_state : public driver_device
{
public:
- sc1_state(const machine_config &mconfig, device_type type, const char *tag) :
+ slc1p_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_pio(*this, "z80pio"),
m_dac(*this, "dac"),
m_keypad(*this, "LINE%u", 1),
- m_digits(*this, "digit%u", 0U),
- m_leds(*this, "led%u", 0U)
+ m_digits(*this, "digit%u", 0U)
{ }
- void sc1(machine_config &config);
+ void slc1p(machine_config &config);
protected:
virtual void machine_start() override;
@@ -52,10 +49,9 @@ private:
required_ioport_array<8> m_keypad;
output_finder<4> m_digits;
- output_finder<2> m_leds;
- void sc1_io(address_map &map);
- void sc1_mem(address_map &map);
+ void slc1p_io(address_map &map);
+ void slc1p_mem(address_map &map);
uint8_t m_matrix;
@@ -64,10 +60,9 @@ private:
DECLARE_READ8_MEMBER(pio_port_b_r);
};
-void sc1_state::machine_start()
+void slc1p_state::machine_start()
{
m_digits.resolve();
- m_leds.resolve();
m_matrix = 0;
save_item(NAME(m_matrix));
@@ -79,7 +74,7 @@ void sc1_state::machine_start()
***************************************************************************/
-WRITE8_MEMBER(sc1_state::pio_port_a_w)
+WRITE8_MEMBER(slc1p_state::pio_port_a_w)
{
// digit segment data
uint8_t digit = bitswap<8>(data,3,4,6,0,1,2,7,5) & 0x7f;
@@ -101,7 +96,7 @@ WRITE8_MEMBER(sc1_state::pio_port_a_w)
***************************************************************************/
-WRITE8_MEMBER(sc1_state::matrix_w)
+WRITE8_MEMBER(slc1p_state::matrix_w)
{
// d1: speaker out
//m_dac->write(BIT(data, 1));
@@ -110,7 +105,7 @@ WRITE8_MEMBER(sc1_state::matrix_w)
m_matrix = data;
}
-READ8_MEMBER(sc1_state::pio_port_b_r)
+READ8_MEMBER(slc1p_state::pio_port_b_r)
{
uint8_t data = 0;
@@ -123,75 +118,75 @@ READ8_MEMBER(sc1_state::pio_port_b_r)
}
-void sc1_state::sc1_mem(address_map &map)
+void slc1p_state::slc1p_mem(address_map &map)
{
map.unmap_value_high();
map(0x0000, 0x0fff).rom();
map(0x4000, 0x43ff).ram();
}
-void sc1_state::sc1_io(address_map &map)
+void slc1p_state::slc1p_io(address_map &map)
{
map.unmap_value_high();
map.global_mask(0xff);
map(0x80, 0x83).rw(m_pio, FUNC(z80pio_device::read_alt), FUNC(z80pio_device::write_alt));
- map(0xfc, 0xfc).w(FUNC(sc1_state::matrix_w));
+ map(0xfc, 0xfc).w(FUNC(slc1p_state::matrix_w));
}
/* Input ports */
-static INPUT_PORTS_START( sc1 )
+static INPUT_PORTS_START( slc1p )
PORT_START("LINE1")
PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("D4") PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_CODE(KEYCODE_D)
+ PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("D4 T") PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_CODE(KEYCODE_D)
PORT_START("LINE2")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("B2") PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_CODE(KEYCODE_B)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("F6") PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_CODE(KEYCODE_F)
+ PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("B2 S") PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_CODE(KEYCODE_B)
+ PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("F6 K") PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_CODE(KEYCODE_F)
PORT_START("LINE3")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("C3") PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_CODE(KEYCODE_C)
+ PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("C3 L") PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_CODE(KEYCODE_C)
PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("G7") PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_CODE(KEYCODE_G)
PORT_START("LINE4")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("A1") PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_CODE(KEYCODE_A)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("E5") PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_CODE(KEYCODE_E)
+ PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("A1 B") PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_CODE(KEYCODE_A)
+ PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("E5 D") PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_CODE(KEYCODE_E)
PORT_START("LINE5")
PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("H8") PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_CODE(KEYCODE_H)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("CE") PORT_CODE(KEYCODE_R)
+ PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("C") PORT_CODE(KEYCODE_R)
PORT_START("LINE6")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("K") PORT_CODE(KEYCODE_K)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("ENT") PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD)
+ PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED)
+ PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("A") PORT_CODE(KEYCODE_O)
PORT_START("LINE7")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("P") PORT_CODE(KEYCODE_O)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("W/S") PORT_CODE(KEYCODE_W)
+ PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED)
+ PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD)
PORT_START("LINE8")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("T") PORT_CODE(KEYCODE_T)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("C") PORT_CODE(KEYCODE_DEL) PORT_CODE(KEYCODE_BACKSPACE)
+ PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED)
+ PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("St") PORT_CODE(KEYCODE_S) PORT_CODE(KEYCODE_BACKSPACE) PORT_CODE(KEYCODE_DEL)
INPUT_PORTS_END
/* Machine config */
-void sc1_state::sc1(machine_config &config)
+void slc1p_state::slc1p(machine_config &config)
{
/* basic machine hardware */
- Z80(config, m_maincpu, 9.8304_MHz_XTAL/4); // U880 Z80 clone
- m_maincpu->set_addrmap(AS_PROGRAM, &sc1_state::sc1_mem);
- m_maincpu->set_addrmap(AS_IO, &sc1_state::sc1_io);
+ Z80(config, m_maincpu, 2500000); // U880 Z80 clone
+ m_maincpu->set_addrmap(AS_PROGRAM, &slc1p_state::slc1p_mem);
+ m_maincpu->set_addrmap(AS_IO, &slc1p_state::slc1p_io);
/* video hardware */
config.set_default_layout(layout_sc1);
/* devices */
- Z80PIO(config, m_pio, 9.8304_MHz_XTAL/4);
- m_pio->out_pa_callback().set(FUNC(sc1_state::pio_port_a_w));
- m_pio->in_pb_callback().set(FUNC(sc1_state::pio_port_b_r));
+ Z80PIO(config, m_pio, 2500000);
+ m_pio->out_pa_callback().set(FUNC(slc1p_state::pio_port_a_w));
+ m_pio->in_pb_callback().set(FUNC(slc1p_state::pio_port_b_r));
/* sound hardware */
SPEAKER(config, "speaker").front_center();
@@ -202,7 +197,7 @@ void sc1_state::sc1(machine_config &config)
/* ROM definition */
-ROM_START( sc1 )
+ROM_START( slc1p )
ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
ROM_LOAD( "sc1.rom", 0x0000, 0x1000, CRC(26965b23) SHA1(01568911446eda9f05ec136df53da147b7c6f2bf))
ROM_END
@@ -212,5 +207,5 @@ ROM_END
/* Driver */
-// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
-COMP( 1981, sc1, 0, 0, sc1, sc1, sc1_state, empty_init, "VEB Mikroelektronik Erfurt", "Schachcomputer SC 1", MACHINE_NOT_WORKING | MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE )
+// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY, FULLNAME, FLAGS
+COMP( 1989, slc1p, slc1, 0, slc1p, slc1p, slc1p_state, empty_init, "Dr. Dieter Scheuschner", "Schach- und Lerncomputer SLC 1 (prototype?)", MACHINE_NOT_WORKING | MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE )
diff --git a/src/mame/drivers/sc2.cpp b/src/mame/drivers/sc2.cpp
index 137970be7b4..ea55d639caf 100644
--- a/src/mame/drivers/sc2.cpp
+++ b/src/mame/drivers/sc2.cpp
@@ -9,6 +9,9 @@ Fidelity Chess Challenger 10.
3 versions known: initial version, revision E, revision EP.
+Schachcomputer SC 1 was canceled before wide release, it's assumed to
+be on similar hardware(but PCB photos show 10 ROM chips instead of 9).
+
keypad legend:
R - Rückstellen (reset)
diff --git a/src/mame/drivers/slc1.cpp b/src/mame/drivers/slc1.cpp
index 235bc858446..0452099827d 100644
--- a/src/mame/drivers/slc1.cpp
+++ b/src/mame/drivers/slc1.cpp
@@ -299,4 +299,4 @@ ROM_END
/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME */
-COMP( 1989, slc1, 0, 0, slc1, slc1, slc1_state, empty_init, "Dr. Dieter Scheuschner", "SLC-1" , 0 )
+COMP( 1989, slc1, 0, 0, slc1, slc1, slc1_state, empty_init, "Dr. Dieter Scheuschner", "Schach- und Lerncomputer SLC 1", 0 )
diff --git a/src/mame/layout/sc1.lay b/src/mame/layout/sc1.lay
index e87ed0fd85d..6086c8ac714 100644
--- a/src/mame/layout/sc1.lay
+++ b/src/mame/layout/sc1.lay
@@ -3,38 +3,18 @@
<!-- define elements -->
- <element name="static_orange"><rect><color red="1.0" green="0.75" blue="0.1" /></rect></element>
-
<element name="digit" defstate="0">
- <led7seg><color red="1.0" green="1.0" blue="0.1" /></led7seg>
- </element>
-
- <element name="led" defstate="0">
- <disk state="1"><color red="1.0" green="0.0" blue="0.0" /></disk>
- <disk state="0"><color red="0.15" green="0.0" blue="0.0" /> </disk>
+ <led7seg><color red="1.0" green="0.1" blue="0.15" /></led7seg>
</element>
- <element name="text_schach"><text string="SCHACH" align="1"><color red="0.8" green="0.8" blue="0.8" /></text></element>
- <element name="text_matt"><text string="MATT" align="1"><color red="0.8" green="0.8" blue="0.8" /></text></element>
-
<!-- build screen -->
<view name="Internal Layout">
- <bounds left="5" right="265" top="0" bottom="165" />
-
- <bezel name="digit0" element="digit"><bounds x="10" y="10" width="50" height="80" /></bezel>
- <bezel name="digit1" element="digit"><bounds x="70" y="10" width="50" height="80" /></bezel>
- <bezel name="digit2" element="digit"><bounds x="150" y="10" width="50" height="80" /></bezel>
- <bezel name="digit3" element="digit"><bounds x="210" y="10" width="50" height="80" /></bezel>
-
- <bezel element="static_orange"><bounds x="5" y="0" width="120" height="100" /><color alpha="0.5" /></bezel>
- <bezel element="static_orange"><bounds x="145" y="0" width="120" height="100" /><color alpha="0.5" /></bezel>
-
- <bezel name="led0" element="led"><bounds x="240" y="140" width="20" height="20" /></bezel>
- <bezel name="led1" element="led"><bounds x="240" y="110" width="20" height="20" /></bezel>
+ <bezel name="digit0" element="digit"><bounds x="0" y="0" width="10" height="15" /></bezel>
+ <bezel name="digit1" element="digit"><bounds x="10" y="0" width="10" height="15" /></bezel>
+ <bezel name="digit2" element="digit"><bounds x="20" y="0" width="10" height="15" /></bezel>
+ <bezel name="digit3" element="digit"><bounds x="30" y="0" width="10" height="15" /></bezel>
- <bezel element="text_matt"><bounds x="170" y="110" width="100" height="20" /></bezel>
- <bezel element="text_schach"><bounds x="170" y="140" width="100" height="20" /></bezel>
</view>
</mamelayout>
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index 46483091472..56066458f26 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -34118,7 +34118,7 @@ sbugger // (c) 1981 Game-A-Tron
sbuggera // (c) 1981 Game-A-Tron
@source:sc1.cpp
-sc1 //
+slc1p
@source:sc2.cpp
sc2 //