diff --git a/scripts/target/mame/mess.lua b/scripts/target/mame/mess.lua
index 3f0dcc4d5ac..f31d2bd657d 100644
--- a/scripts/target/mame/mess.lua
+++ b/scripts/target/mame/mess.lua
@@ -4114,6 +4114,7 @@ files {
 	MAME_DIR .. "src/mame/drivers/ms9540.cpp",
 	MAME_DIR .. "src/mame/drivers/mstation.cpp",
 	MAME_DIR .. "src/mame/drivers/mt735.cpp",
+	MAME_DIR .. "src/mame/drivers/mtd1256.cpp",
 	MAME_DIR .. "src/mame/drivers/mx2178.cpp",
 	MAME_DIR .. "src/mame/drivers/mycom.cpp",
 	MAME_DIR .. "src/mame/drivers/myvision.cpp",
diff --git a/src/mame/drivers/mtd1256.cpp b/src/mame/drivers/mtd1256.cpp
new file mode 100644
index 00000000000..95864efc3fe
--- /dev/null
+++ b/src/mame/drivers/mtd1256.cpp
@@ -0,0 +1,93 @@
+// license:BSD-3-Clause
+// copyright-holders:AJR
+/**********************************************************************************
+
+    Skeleton driver for data acquisition station by Geonica S.A.
+
+**********************************************************************************/
+
+#include "emu.h"
+//#include "bus/rs232/rs232.h"
+#include "cpu/mc68hc11/mc68hc11.h"
+#include "machine/bankdev.h"
+//#include "machine/icl7109.h"
+#include "machine/mm58274c.h"
+#include "machine/mm74c922.h"
+//#include "machine/nvram.h"
+//#include "screen.h"
+
+class mtd1256_state : public driver_device
+{
+public:
+	mtd1256_state(const machine_config &mconfig, device_type type, const char *tag)
+		: driver_device(mconfig, type, tag)
+		, m_maincpu(*this, "maincpu")
+		, m_bank0(*this, "bank0")
+	{
+	}
+
+	void mtd1256(machine_config &config);
+
+private:
+	void portd_w(u8 data);
+
+	void bank0_map(address_map &map);
+	void mem_map(address_map &map);
+
+	required_device<mc68hc11_cpu_device> m_maincpu;
+	required_device<address_map_bank_device> m_bank0;
+};
+
+
+void mtd1256_state::portd_w(u8 data)
+{
+	m_bank0->set_bank(BIT(data, 5));
+}
+
+void mtd1256_state::bank0_map(address_map &map)
+{
+	map(0x0000, 0x0fff).ram();
+	map(0x1000, 0x100f).rw("rtc", FUNC(mm58274c_device::read), FUNC(mm58274c_device::write));
+}
+
+void mtd1256_state::mem_map(address_map &map)
+{
+	map(0x0000, 0x0fff).m(m_bank0, FUNC(address_map_bank_device::amap8));
+	map(0x1000, 0x1fff).ram();
+	map(0x2000, 0xffff).rom().region("program", 0x2000); // partly overlaid by internal spaces
+}
+
+
+static INPUT_PORTS_START(mtd1256)
+INPUT_PORTS_END
+
+void mtd1256_state::mtd1256(machine_config &config)
+{
+	MC68HC11A1(config, m_maincpu, 1.8432_MHz_XTAL); // yes, this appears to be the CPU XTAL
+	m_maincpu->set_addrmap(AS_PROGRAM, &mtd1256_state::mem_map);
+	m_maincpu->out_pd_callback().set(FUNC(mtd1256_state::portd_w));
+
+	ADDRESS_MAP_BANK(config, m_bank0);
+	m_bank0->set_addrmap(0, &mtd1256_state::bank0_map);
+	m_bank0->set_data_width(8);
+	m_bank0->set_endianness(ENDIANNESS_BIG);
+	m_bank0->set_addr_width(13);
+	m_bank0->set_stride(0x1000);
+
+	MM58274C(config, "rtc", 32.768_kHz_XTAL); // TODO: 1 second interrupt output configured
+
+	MM74C923(config, "encoder", 0); // timing parameters unknown
+
+	// TODO: add 4x NEC µPD431000AGW-70L 128Kx8 SRAMs + 3V lithium battery
+	// TODO: add Maxim ICL7109CQH 12-bit A/D converter
+	// TODO: add STN LCD panel
+	// TODO: add RS232 port (through ADM202JRW)
+}
+
+
+ROM_START(mtd1256)
+	ROM_REGION(0x10000, "program", 0)
+	ROM_LOAD("cieenres.b_26-11-92.u7", 0x00000, 0x10000, CRC(a507effd) SHA1(46b3399c0c26c6952a5582c79c14663515e3e180))
+ROM_END
+
+SYST(1992, mtd1256, 0, 0, mtd1256, mtd1256, mtd1256_state, empty_init, "Geonica", "Meteodata 1256", MACHINE_IS_SKELETON)
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index f637267dcc3..391207a5a25 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -29332,6 +29332,9 @@ yis60464                        //
 @source:mt735.cpp
 mt735                           //
 
+@source:mtd1256.cpp
+mtd1256                         //
+
 @source:mtouchxl.cpp
 mtouchxl                        // 1997 Merit Industries
 mtchxl5k                        // 1998 Merit Industries
diff --git a/src/mame/mess.flt b/src/mame/mess.flt
index 9992bd6dd59..c1345f91d73 100644
--- a/src/mame/mess.flt
+++ b/src/mame/mess.flt
@@ -533,6 +533,7 @@ msbc1.cpp
 mstation.cpp
 msx.cpp
 mt735.cpp
+mtd1256.cpp
 mtx.cpp
 multi16.cpp
 multi8.cpp