New machines marked NOT_WORKING

-------------------------------
Sartorius-Werke GmbH 3733 [Mike McBike, rfka01, Vas Crabb]

scripts/target/mame/mess.lua

@@ -3616,6 +3616,7 @@ files {
 	MAME_DIR .. "src/mame/drivers/radicasi.cpp",
 	MAME_DIR .. "src/mame/drivers/rvoice.cpp",
 	MAME_DIR .. "src/mame/drivers/sacstate.cpp",
+	MAME_DIR .. "src/mame/drivers/sartorius.cpp",
 	MAME_DIR .. "src/mame/drivers/sbrain.cpp",
 	MAME_DIR .. "src/mame/drivers/seattlecmp.cpp",
 	MAME_DIR .. "src/mame/drivers/sh4robot.cpp",

src/devices/cpu/mcs40/mcs40.cpp

@@ -56,7 +56,7 @@ opcode spaces.  It's accessed via a 4008/4009 pair, or a 4289.  With a
 support requires a 4040 with a 4289.  Accesses are 4 bits wide.  The
 address consists of the 8-bit value latched with the SRC instruction and
 a first/last bit that toggles on each program memory operation.  There's
-no way for the CPU to get the sate of the first/last bit (even using
+no way for the CPU to get the state of the first/last bit (even using
 additional I/O to read it is difficult because it's only output during
 program memory reads and writes), so the developer has to be very
 careful to always do program memory operations in pairs or track the

src/mame/drivers/sartorius.cpp

@@ -0,0 +1,75 @@
+// license:BSD-3-Clause
+/*
+ Sartorius 3733 digital scale
+
+ Visible ICs:
+ * Intel D4040 CPU
+ * Intel D4289 8-bit memory controller
+ * 2 * Intel P4002-1 (64+16)*4 RAM (sockets for 2 * Intel P4002-2 unpopulated)
+ * 2 * 2708 1k*8 ROM labelled "129/0" and "129/1"
+ * National Semiconductor MM74C907N hex open-drain P-channel buffer
+ * Intersil IM6561AIJN 256*4 CMOS RAM
+ * RCA CD4007AE dual complementary pair plus inverter
+ * National Semicondictor CD4049CN hex inverting buffer
+ * 4 * Motorola MC14099B 8-bit addressable latch
+ * 2 * RCA CD4052BE 2-channel 4:1 analog switch
+
+ Front panel has a digital display, an "R" button for switching between
+ 300g and 3kg ranges, and a T button for zeroing.  Rear panel has a
+ three-position rotary switch to select between standalone operation and
+ data acquisition modes, and a 50-pin micro ribbon connector for data
+ communication.
+
+ No dates or other ASCII strings in program ROM.  IC date codes up to
+ 1978.
+ */
+
+#include "emu.h"
+#include "cpu/mcs40/mcs40.h"
+
+namespace {
+
+class sart3733_state : public driver_device
+{
+public:
+	sart3733_state(const machine_config &mconfig, device_type type, const char *tag) :
+		driver_device(mconfig, type, tag)
+	{
+	}
+};
+
+
+ADDRESS_MAP_START(sart3733_rom, i4040_cpu_device::AS_ROM, 8, sart3733_state)
+	AM_RANGE(0x0000, 0x07ff) AM_ROM AM_REGION("maincpu", 0x0000)
+ADDRESS_MAP_END
+
+ADDRESS_MAP_START(sart3733_memory, i4040_cpu_device::AS_RAM_MEMORY, 8, sart3733_state)
+	AM_RANGE(0x0000, 0x007f) AM_RAM // 2 * 4002
+ADDRESS_MAP_END
+
+ADDRESS_MAP_START(sart3733_status, i4040_cpu_device::AS_RAM_STATUS, 8, sart3733_state)
+	AM_RANGE(0x0000, 0x001f) AM_RAM // 2 * 4002
+ADDRESS_MAP_END
+
+
+MACHINE_CONFIG_START(sart3733)
+	MCFG_CPU_ADD("maincpu", I4040, 750'000) // clock speed is a complete guess - can't see crystal or multi-phase clock generator
+	MCFG_I4040_ROM_MAP(sart3733_rom)
+	MCFG_I4040_RAM_MEMORY_MAP(sart3733_memory)
+	MCFG_I4040_RAM_STATUS_MAP(sart3733_status)
+MACHINE_CONFIG_END
+
+
+INPUT_PORTS_START(sart3733)
+INPUT_PORTS_END
+
+
+ROM_START (sart3733)
+	ROM_REGION(0x0800, "maincpu", 0)
+	ROM_LOAD("129-0", 0x0000, 0x0400, CRC(7ba30b9a) SHA1(40f828145542c2032d30b9921c829406ba9a3679))
+	ROM_LOAD("129-1", 0x0400, 0x0400, CRC(a1e2ac6e) SHA1(aaa504274bc077a0de2ba78675d1eb3ad3157b6a))
+ROM_END
+
+} // anonymous namespace
+
+SYST( 1978?, sart3733, 0, 0, sart3733, sart3733, sart3733_state, 0, "Sartorius-Werke GmbH", "3733", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW )

src/mame/mame.lst

@@ -33255,6 +33255,9 @@ sapizps3                        //
 sapizps3a                       //
 sapizps3b                       //
 
+@source:sartorius.cpp
+sart3733                        //
+
 @source:saturn.cpp
 hisaturn                        // Hitachi HiSaturn
 saturn                          // 1995 Sega Saturn (USA)