diff --git a/scripts/target/mame/mess.lua b/scripts/target/mame/mess.lua
index 871ad4a66c7..0b1f1ecb0e1 100644
--- a/scripts/target/mame/mess.lua
+++ b/scripts/target/mame/mess.lua
@@ -4557,6 +4557,7 @@ files {
 	MAME_DIR .. "src/mame/drivers/grfd2301.cpp",
 	MAME_DIR .. "src/mame/drivers/hazeltin.cpp",
 	MAME_DIR .. "src/mame/drivers/hazl1420.cpp",
+	MAME_DIR .. "src/mame/drivers/hohnadam.cpp",
 	MAME_DIR .. "src/mame/drivers/hp3478a.cpp",
 	MAME_DIR .. "src/mame/drivers/hprot1.cpp",
 	MAME_DIR .. "src/mame/drivers/hpz80unk.cpp",
diff --git a/src/mame/drivers/hohnadam.cpp b/src/mame/drivers/hohnadam.cpp
new file mode 100644
index 00000000000..cac17f5af01
--- /dev/null
+++ b/src/mame/drivers/hohnadam.cpp
@@ -0,0 +1,126 @@
+// license:BSD-3-Clause
+// copyright-holders:AJR
+/****************************************************************************
+
+    Skeleton driver for Hohner ADAM keyboard synthesizer.
+
+****************************************************************************/
+
+#include "emu.h"
+#include "cpu/m68000/m68000.h"
+#include "cpu/mcs51/mcs51.h"
+#include "machine/nvram.h"
+
+namespace {
+
+class hohnadam_state : public driver_device
+{
+public:
+	hohnadam_state(const machine_config &mconfig, device_type type, const char *tag)
+		: driver_device(mconfig, type, tag)
+		, m_maincpu(*this, "maincpu")
+		, m_panelcpu(*this, "panelcpu")
+	{
+	}
+
+	void hohnadam(machine_config &config);
+
+private:
+	u8 c005fb_r();
+	void d00000_w(offs_t offset, u8 data);
+	void d40000_w(offs_t offset, u8 data);
+	void d80000_w(offs_t offset, u8 data);
+
+	void main_map(address_map &map);
+	void panel_map(address_map &map);
+	void panel_ext_map(address_map &map);
+
+	required_device<cpu_device> m_maincpu;
+	required_device<mcs51_cpu_device> m_panelcpu;
+};
+
+u8 hohnadam_state::c005fb_r()
+{
+	return 0x20;
+}
+
+void hohnadam_state::d00000_w(offs_t offset, u8 data)
+{
+}
+
+void hohnadam_state::d40000_w(offs_t offset, u8 data)
+{
+}
+
+void hohnadam_state::d80000_w(offs_t offset, u8 data)
+{
+}
+
+void hohnadam_state::main_map(address_map &map)
+{
+	map(0x000000, 0x0fffff).rom().region("program", 0);
+	map(0x400000, 0x5fffff).ram();
+	map(0x800000, 0x80ffff).ram().share("nvram");
+	map(0xc004f2, 0xc004f3).nopr();
+	map(0xc005fb, 0xc005fb).r(FUNC(hohnadam_state::c005fb_r));
+	map(0xc007e4, 0xc007e5).nopw();
+	map(0xc007e8, 0xc007e9).nopr();
+	map(0xc007f2, 0xc007f3).noprw();
+	map(0xd00000, 0xd00007).w(FUNC(hohnadam_state::d00000_w)).umask16(0x00ff);
+	map(0xd40000, 0xd40009).w(FUNC(hohnadam_state::d40000_w)).umask16(0x00ff);
+	map(0xd80000, 0xd80009).w(FUNC(hohnadam_state::d80000_w)).umask16(0x00ff);
+}
+
+void hohnadam_state::panel_map(address_map &map)
+{
+	map(0x0000, 0xffff).rom().region("panel", 0);
+}
+
+void hohnadam_state::panel_ext_map(address_map &map)
+{
+	map(0x001d, 0x001d).noprw();
+}
+
+static INPUT_PORTS_START(hohnadam)
+INPUT_PORTS_END
+
+void hohnadam_state::hohnadam(machine_config &config)
+{
+	M68000(config, m_maincpu, 12000000); // MC68000FN12, unknown clock
+	m_maincpu->set_addrmap(AS_PROGRAM, &hohnadam_state::main_map);
+
+	I8032(config, m_panelcpu, 12000000); // unknown type and clock
+	m_panelcpu->set_addrmap(AS_PROGRAM, &hohnadam_state::panel_map);
+	m_panelcpu->set_addrmap(AS_IO, &hohnadam_state::panel_ext_map);
+
+	NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); // 2x HY62256ALJ-70 + CR2032 battery
+
+	//F82C721(config, "io", 24000000);
+
+	// TODO: LCD, everything else
+}
+
+ROM_START(hohnadam)
+	ROM_REGION16_BE(0x100000, "program", 0)
+	ROM_LOAD16_BYTE("adam u33_2 version 1.1.bin", 0x00000, 0x80000, CRC(e5d60622) SHA1(9e105ed6d403ecf6713cd4c6643fab9586f25217)) // TMS27C040-10
+	ROM_LOAD16_BYTE("adam u32_2 version 1.1.bin", 0x00001, 0x80000, CRC(7c52d112) SHA1(34b1f88ae4a2a575a41e542ab41159b25cb6fc6e)) // TMS27C040-10
+
+	ROM_REGION(0x20000, "panel", 0)
+	ROM_LOAD("adam panel version 1.1.bin", 0x00000, 0x20000, CRC(69c45992) SHA1(91c278defdf790ecdd3ff6df90e29d0bf508ba44)) // TMS27C010A-10
+
+	ROM_REGION16_BE(0x300000, "waveroms", 0)
+	ROM_LOAD16_BYTE("adam u36 1.bin", 0x000001, 0x080000, CRC(879b0acb) SHA1(7b86069e0939608ea2863fc56a91c344c8360add)) // Am27C040-150DC
+	ROM_LOAD16_BYTE("adam u37_2.bin", 0x100001, 0x080000, CRC(dadc8167) SHA1(e37c46651868bb89dc9c768d46de34f1aedfbac9)) // Am27C040-150DC
+	ROM_LOAD16_BYTE("adam u38_2.bin", 0x200001, 0x080000, CRC(d522acb3) SHA1(e4941163d4232a7ed119848e900c4848bef181f9)) // Am27C040-150DC
+	ROM_LOAD16_BYTE("adam u39_2.bin", 0x000000, 0x080000, CRC(70990980) SHA1(7773d2e184b11cd83ac9682699bb7790d4455e6b)) // Am27C040-150DC
+	ROM_LOAD16_BYTE("adam u40 1.bin", 0x100000, 0x080000, CRC(6cfa9a26) SHA1(3d07b3d3c2934dd8c917da6115a9786da64ba98f)) // Am27C040-150DC
+	ROM_LOAD16_BYTE("adam u41_2.bin", 0x200000, 0x080000, CRC(46af2b27) SHA1(bb8d75afd65d25678797ee4b34cce3bcb7f13e5b)) // Am27C040-150DC
+
+	ROM_REGION(0x400000, "maskroms", 0)
+	ROM_LOAD("dream-gms931600n.u47", 0x000000, 0x200000, NO_DUMP)
+	ROM_LOAD("dream-gms931601n.u48", 0x200000, 0x200000, NO_DUMP)
+ROM_END
+
+} // anonymous namespace
+
+SYST(1994, hohnadam, 0, 0, hohnadam, hohnadam, hohnadam_state, empty_init, "Hohner", "ADAM Advanced Digital/Analog Musical Instrument", MACHINE_IS_SKELETON)
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index f2ef211ab2e..e852713a822 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -16575,6 +16575,9 @@ xrally                          // 003 1998/05/13 Xtreme Rally / Off Beat Racer!
 @source:hobbyplay.cpp
 unkhpslt                        //
 
+@source:hohnadam.cpp
+hohnadam                        //
+
 @source:holeland.cpp
 crzrally                        // (c) 1985 Tecfri
 crzrallya                       // (c) 1985 Tecfri
diff --git a/src/mame/mess.flt b/src/mame/mess.flt
index babfebc8e37..87504178fd7 100644
--- a/src/mame/mess.flt
+++ b/src/mame/mess.flt
@@ -401,6 +401,7 @@ hh_sm510.cpp
 hh_tms1k.cpp
 hh_ucom4.cpp
 hk68v10.cpp
+hohnadam.cpp
 homelab.cpp
 homez80.cpp
 horizon.cpp