New working clones

------------------
Mephisto Blitz- und Problemlösungs-Modul (set 3) [Mr. Lars]
Mephisto Blitz- und Problemlösungs-Modul (version 25.2) [Mr. Lars]

Author: happppp

src/mame/hegenerglaser/mm2.cpp

@@ -49,6 +49,10 @@ module combined with the TK20 TurboKit. For more information, see:
 
 MM VI (Saitek, 1994) is on different hardware, H8 CPU.
 
+B&P (Blitz- und Problemlösungs-Modul, initially called Blitz-Modul) 2025 version
+is a free update by one of the people who worked on the original version. It adds
+some new features, and supports the HG240 module.
+
 ================================================================================
 
 MM IV + MM V hardware notes
@@ -147,6 +151,7 @@ class mm2_state : public driver_device
 	void mm2(machine_config &config);
 	void mm2nona(machine_config &config);
 	void bup(machine_config &config);
+	void bup25(machine_config &config);
 
 protected:
 	virtual void machine_reset() override ATTR_COLD { m_maincpu->set_input_line(0, CLEAR_LINE); }
@@ -394,6 +399,12 @@ void mm2_state::bup(machine_config &config)
 	config.set_default_layout(layout_mephisto_bup);
 }
 
+void mm2_state::bup25(machine_config &config)
+{
+	mm2(config);
+	config.set_default_layout(layout_mephisto_bup);
+}
+
 void mm2_state::mm2(machine_config &config)
 {
 	bup(config);
@@ -410,7 +421,6 @@ void mm2_state::mm2(machine_config &config)
 void mm2_state::mm2nona(machine_config &config)
 {
 	bup(config);
-
 	config.set_default_layout(layout_mephisto_mm2);
 }
 
@@ -432,6 +442,18 @@ ROM_START( bupa )
 	ROM_LOAD("bupa_2.bin", 0xc000, 0x4000, CRC(708338ea) SHA1(d617c4aa2161865a22b4b0646ba793f8a1fda863) )
 ROM_END
 
+ROM_START( bupb )
+	ROM_REGION( 0x10000, "maincpu", 0 )
+	ROM_LOAD("a1", 0x8000, 0x4000, CRC(99c6293d) SHA1(10f6fa425afeff65146cede02a3a454c6f170af9) )
+	ROM_LOAD("b1", 0xc000, 0x4000, CRC(b446c9be) SHA1(8523d7f35a65c77b42bf43f5fb6036740331fd4a) )
+ROM_END
+
+ROM_START( bup25 )
+	ROM_REGION( 0x10000, "maincpu", 0 )
+	ROM_LOAD("bup_v25.2-1.bin", 0x8000, 0x4000, CRC(f9e688b6) SHA1(414f3930f306025c64f55bd5b2593e560a3a4697) )
+	ROM_LOAD("bup_v25.2-2.bin", 0xc000, 0x4000, CRC(0db90894) SHA1(f385d002bca55521c9dd61417f49c93021a5662e) )
+ROM_END
+
 
 ROM_START( mm2 ) // 10 Sep 1986, serial 05899xx
 	ROM_REGION( 0x10000, "maincpu", 0 )
@@ -545,8 +567,10 @@ ROM_END
 *******************************************************************************/
 
 //    YEAR  NAME      PARENT  COMPAT  MACHINE   INPUT  CLASS      INIT        COMPANY, FULLNAME, FLAGS
-SYST( 1985, bup,      0,      0,      bup,      bup,   mm2_state, empty_init, "Hegener + Glaser", u8"Mephisto Blitz- und Problemlösungs-Modul (set 1)", MACHINE_SUPPORTS_SAVE )
-SYST( 1985, bupa,     bup,    0,      bup,      bup,   mm2_state, empty_init, "Hegener + Glaser", u8"Mephisto Blitz- und Problemlösungs-Modul (set 2)", MACHINE_SUPPORTS_SAVE )
+SYST( 1985, bup,      0,      0,      bup,      bup,   mm2_state, empty_init, "Hegener + Glaser", u8"Mephisto Blitz- und Problemlösungs-Modul (set 1)", MACHINE_SUPPORTS_SAVE ) // aka Blitz-Modul
+SYST( 1985, bupa,     bup,    0,      bup,      bup,   mm2_state, empty_init, "Hegener + Glaser", u8"Mephisto Blitz- und Problemlösungs-Modul (set 2)", MACHINE_SUPPORTS_SAVE ) // "
+SYST( 1985, bupb,     bup,    0,      bup,      bup,   mm2_state, empty_init, "Hegener + Glaser", u8"Mephisto Blitz- und Problemlösungs-Modul (set 3)", MACHINE_SUPPORTS_SAVE ) // "
+SYST( 2025, bup25,    bup,    0,      bup25,    bup,   mm2_state, empty_init, "Lars Hjorth",      u8"Mephisto Blitz- und Problemlösungs-Modul (version 25.2)", MACHINE_SUPPORTS_SAVE ) // "
 
 SYST( 1985, mm2,      0,      0,      mm2,      mm2,   mm2_state, empty_init, "Hegener + Glaser", "Mephisto MM II (set 1, v4.00)", MACHINE_SUPPORTS_SAVE )
 SYST( 1985, mm2a,     mm2,    0,      mm2,      mm2,   mm2_state, empty_init, "Hegener + Glaser", "Mephisto MM II (set 2, v3.00)", MACHINE_SUPPORTS_SAVE )

src/mame/mame.lst

@@ -20181,7 +20181,9 @@ mm2e
 mm2f
 mm2nona
 bup
+bup25
 bupa
+bupb
 mm4
 mm4a
 mm4b

src/mame/novag/cexpert.cpp

@@ -105,7 +105,7 @@ void cexpert_state::mux_w(u8 data)
 
 void cexpert_state::control_w(u8 data)
 {
-	// d0-d2: clock?
+	// d0-d2: clock
 
 	// d3: enable beeper
 	m_beeper->set_state(BIT(data, 3));