diff --git a/scripts/target/mame/mess.lua b/scripts/target/mame/mess.lua
index fe26b9885c8..ccc0f9f2cba 100644
--- a/scripts/target/mame/mess.lua
+++ b/scripts/target/mame/mess.lua
@@ -2860,6 +2860,7 @@ files {
 	MAME_DIR .. "src/mame/drivers/ts802.cpp",
 	MAME_DIR .. "src/mame/drivers/ts803.cpp",
 	MAME_DIR .. "src/mame/drivers/ts816.cpp",
+	MAME_DIR .. "src/mame/drivers/tv910.cpp",
 	MAME_DIR .. "src/mame/drivers/tv950.cpp",
 	MAME_DIR .. "src/mame/drivers/tv990.cpp",
 }
diff --git a/src/mame/drivers/tv910.cpp b/src/mame/drivers/tv910.cpp
new file mode 100644
index 00000000000..2feb8f07043
--- /dev/null
+++ b/src/mame/drivers/tv910.cpp
@@ -0,0 +1,552 @@
+// license:BSD-3-Clause
+// copyright-holders: R. Belmont
+/***************************************************************************
+
+	TeleVideo TV-910 / 910 Plus
+	Preliminary driver by R. Belmont
+    
+    Hardware:
+    6502 CPU
+    6545 CRTC
+    6551 ACIA
+    
+    IRQ = ACIA wire-OR CRTC VBlank
+    NMI = AY-5-3600 keyboard char present
+
+    TODO:
+    	- Character attributes: how is that even possible?  (Esc-V brings up test screen)
+		- DIP switches don't all appear to have the expected effects
+		- Keyboard hookup isn't quite right
+	
+****************************************************************************/
+
+#include "emu.h"
+#include "cpu/m6502/m6502.h"
+#include "video/mc6845.h"
+#include "machine/mos6551.h"
+#include "machine/kb3600.h"
+#include "bus/rs232/rs232.h"
+
+#define ACIA_TAG	"acia1"
+#define CRTC_TAG	"crtc"
+#define RS232_TAG	"rs232"
+#define KBDC_TAG	"ay3600"
+
+#define MASTER_CLOCK (13608000)
+
+class tv910_state : public driver_device
+{
+public:
+	tv910_state(const machine_config &mconfig, device_type type, const char *tag)
+		: driver_device(mconfig, type, tag)
+		, m_maincpu(*this, "maincpu")
+		, m_crtc(*this, CRTC_TAG)
+		, m_vram(*this, "vram")
+		, m_ay3600(*this, KBDC_TAG)
+		, m_kbdrom(*this, "keyboard")
+		, m_kbspecial(*this, "keyb_special")
+	{ }
+
+	virtual void machine_start() override;
+	virtual void machine_reset() override;
+	
+	MC6845_UPDATE_ROW(crtc_update_row);
+	MC6845_ON_UPDATE_ADDR_CHANGED(crtc_update_addr);
+	
+	DECLARE_READ8_MEMBER(charset_r);
+	DECLARE_READ8_MEMBER(kbd_ascii_r);
+	DECLARE_READ8_MEMBER(kbd_flags_r);
+	
+	DECLARE_WRITE8_MEMBER(vbl_ack_w);
+	DECLARE_WRITE8_MEMBER(nmi_ack_w);
+	DECLARE_WRITE8_MEMBER(control_w);
+
+	DECLARE_WRITE_LINE_MEMBER(vbl_w);
+	DECLARE_WRITE_LINE_MEMBER(acia_irq_w);
+	
+	DECLARE_READ_LINE_MEMBER(ay3600_shift_r);
+	DECLARE_READ_LINE_MEMBER(ay3600_control_r);
+	DECLARE_WRITE_LINE_MEMBER(ay3600_data_ready_w);
+	DECLARE_WRITE_LINE_MEMBER(ay3600_ako_w);
+	
+	required_device<m6502_device> m_maincpu;
+	required_device<r6545_1_device> m_crtc;
+	required_shared_ptr<uint8_t> m_vram;
+	required_device<ay3600_device> m_ay3600;
+	required_memory_region m_kbdrom;
+	required_ioport m_kbspecial;
+
+private:
+	uint8_t *m_vramptr, *m_chrrom;
+	
+	uint16_t m_lastchar, m_strobe;
+	uint8_t m_transchar;
+	bool m_anykeydown;
+	int m_repeatdelay;
+	
+	uint8_t m_control;
+	
+	bool m_vbl_irq, m_aica_irq;
+};
+
+static ADDRESS_MAP_START(tv910_mem, AS_PROGRAM, 8, tv910_state)
+	ADDRESS_MAP_UNMAP_HIGH
+	AM_RANGE(0x0000, 0x03ff) AM_RAM
+	AM_RANGE(0x4000, 0x47ff) AM_RAM	AM_SHARE("vram") // VRAM
+	AM_RANGE(0x8010, 0x801f) AM_READ(charset_r)
+	AM_RANGE(0x8020, 0x8020) AM_DEVREADWRITE(CRTC_TAG, r6545_1_device, status_r, address_w)
+	AM_RANGE(0x8021, 0x8021) AM_DEVREADWRITE(CRTC_TAG, r6545_1_device, register_r, register_w)
+	AM_RANGE(0x8030, 0x8033) AM_DEVREADWRITE(ACIA_TAG, mos6551_device, read, write)
+	AM_RANGE(0x8040, 0x804f) AM_WRITE(vbl_ack_w)
+	AM_RANGE(0x8050, 0x805f) AM_WRITE(nmi_ack_w)
+	AM_RANGE(0x8060, 0x806f) AM_READ(kbd_ascii_r)
+	AM_RANGE(0x8070, 0x807f) AM_READ(kbd_flags_r)
+	AM_RANGE(0x9000, 0x9000) AM_WRITE(control_w)
+	AM_RANGE(0x9001, 0x9001) AM_READ_PORT("DSW1")	// S2 in the operator's manual
+	AM_RANGE(0x9002, 0x9002) AM_READ_PORT("DSW2")	// S1 in the operator's manual
+	AM_RANGE(0xf000, 0xffff) AM_ROM AM_REGION("maincpu", 0)
+ADDRESS_MAP_END
+
+WRITE8_MEMBER(tv910_state::control_w)
+{
+	m_control = data;
+	#if 0
+	printf("%02x to control (%c%c%c%c%c)\n",
+		data,
+		(data & 0x10) ? 'U' : 'B',
+		(data & 0x8) ? '6' : '5',
+		(data & 0x4) ? 'X' : ' ',
+		(data & 0x2) ? 'C' : 'c',
+		(data & 1) ? 'B' : ' ');
+	#endif
+}
+
+READ8_MEMBER(tv910_state::charset_r)
+{
+	return 0;	// 0 = US (TODO: make this configurable)
+}
+
+WRITE8_MEMBER(tv910_state::nmi_ack_w)
+{
+	m_maincpu->set_input_line(M6502_NMI_LINE, CLEAR_LINE);
+	m_strobe = 0;
+}
+
+READ8_MEMBER(tv910_state::kbd_ascii_r)
+{
+	return m_transchar;
+}
+
+READ8_MEMBER(tv910_state::kbd_flags_r)
+{
+	uint8_t rv = 0;
+	
+	//rv |= m_strobe ? 0x40 : 0;
+	//rv |= (m_kbspecial->read() & 0x01) ? 0x00 : 0x40;	// caps lock
+	rv |= 0x40;	// must be set for keyboard reads to work, but disagrees with docs?
+	
+	return rv;
+}
+
+READ_LINE_MEMBER(tv910_state::ay3600_shift_r)
+{
+	// either shift key
+	if (m_kbspecial->read() & 0x06)
+	{
+		return ASSERT_LINE;
+	}
+
+	return CLEAR_LINE;
+}
+
+READ_LINE_MEMBER(tv910_state::ay3600_control_r)
+{
+	if (m_kbspecial->read() & 0x08)
+	{
+		return ASSERT_LINE;
+	}
+
+	return CLEAR_LINE;
+}
+
+WRITE_LINE_MEMBER(tv910_state::ay3600_data_ready_w)
+{
+	if (state == ASSERT_LINE)
+	{
+		uint8_t *decode = m_kbdrom->base();
+
+		m_lastchar = m_ay3600->b_r();
+		m_transchar = decode[m_lastchar];
+		m_strobe = 1;
+		
+		m_maincpu->set_input_line(M6502_NMI_LINE, ASSERT_LINE);
+	    //printf("new char = %04x (%02x)\n", m_lastchar, m_transchar);
+	}
+}
+
+WRITE_LINE_MEMBER(tv910_state::ay3600_ako_w)
+{
+	m_anykeydown = (state == ASSERT_LINE) ? true : false;
+
+	if (m_anykeydown)
+	{
+		m_repeatdelay = 10;
+	}
+}
+
+/* Input ports */
+
+/*
+Keyboard matrix (thanks to Al Kossow!)
+
+   X0     X1     X2     X3     X4     X5     X6     X7
+Y8                             BKTAB  FN19   FN18   FN17
+Y7  B     3      E      F      [      RET    `      {
+Y6  .     7      U      K      BRK    SPACE  BS     HOME
+Y5  V     2      W      D      P      ENTER  0      DEL
+Y4  ,     6      Y      J      '      /      9      DOWN
+Y3  C     1      Q      S      O      ;      =      CLRSP
+Y2  M     5      T      H             LEFT   8      UP
+Y1  X     ESC    TAB    A      I      L      -      Z
+Y0  N     4      R      G      LF     PRNT   \      RIGHT
+*/
+
+static INPUT_PORTS_START( tv910 )
+	PORT_START("X0")
+	PORT_BIT(0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_N)  PORT_CHAR('N') PORT_CHAR('n')
+	PORT_BIT(0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_X)  PORT_CHAR('X') PORT_CHAR('x')
+	PORT_BIT(0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_M)  PORT_CHAR('M') PORT_CHAR('m')
+	PORT_BIT(0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_C)  PORT_CHAR('C') PORT_CHAR('c')
+	PORT_BIT(0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA)  PORT_CHAR(',') PORT_CHAR('<')
+	PORT_BIT(0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_V)  PORT_CHAR('V') PORT_CHAR('v')
+	PORT_BIT(0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP)   PORT_CHAR('.') PORT_CHAR('>')
+	PORT_BIT(0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_B)  PORT_CHAR('B') PORT_CHAR('b')
+	PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_UNUSED)
+
+	PORT_START("X1")
+	PORT_BIT(0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_4)  PORT_CHAR('4') PORT_CHAR('$')
+	PORT_BIT(0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Esc")      PORT_CODE(KEYCODE_ESC) PORT_CHAR(27)
+	PORT_BIT(0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_5)  PORT_CHAR('5') PORT_CHAR('%')
+	PORT_BIT(0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_1)  PORT_CHAR('1') PORT_CHAR('!')
+	PORT_BIT(0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_6)  PORT_CHAR('6') PORT_CHAR('&')
+	PORT_BIT(0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_2)  PORT_CHAR('2') PORT_CHAR('\"')
+	PORT_BIT(0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_7)  PORT_CHAR('7') PORT_CHAR('\'')
+	PORT_BIT(0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_3)  PORT_CHAR('3') PORT_CHAR('#')
+	PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_UNUSED)
+	
+	PORT_START("X2")
+	PORT_BIT(0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_R)  PORT_CHAR('R') PORT_CHAR('r')
+	PORT_BIT(0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Tab")      PORT_CODE(KEYCODE_TAB)      PORT_CHAR(9)
+	PORT_BIT(0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_T)  PORT_CHAR('T') PORT_CHAR('t')
+	PORT_BIT(0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q)  PORT_CHAR('Q') PORT_CHAR('q')
+	PORT_BIT(0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y)  PORT_CHAR('Y') PORT_CHAR('y')
+	PORT_BIT(0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_W)  PORT_CHAR('W') PORT_CHAR('w')
+	PORT_BIT(0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_U)  PORT_CHAR('U') PORT_CHAR('u')
+	PORT_BIT(0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_E)  PORT_CHAR('E') PORT_CHAR('e')
+	PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_UNUSED)
+	
+	PORT_START("X3")
+	PORT_BIT(0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_G)  PORT_CHAR('G') PORT_CHAR('g')
+	PORT_BIT(0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_A)          PORT_CHAR('A') PORT_CHAR('a')
+	PORT_BIT(0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_H)  PORT_CHAR('H') PORT_CHAR('h')
+	PORT_BIT(0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_S)  PORT_CHAR('S') PORT_CHAR('s')
+	PORT_BIT(0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_J)  PORT_CHAR('J') PORT_CHAR('j')
+	PORT_BIT(0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_D)  PORT_CHAR('D') PORT_CHAR('d')
+	PORT_BIT(0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_K)  PORT_CHAR('K') PORT_CHAR('k')
+	PORT_BIT(0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F)  PORT_CHAR('F') PORT_CHAR('f')
+	PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_UNUSED)
+
+	PORT_START("X4")
+	/// 001 - LF
+	PORT_BIT(0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_I)  PORT_CHAR('I') PORT_CHAR('i')
+	PORT_BIT(0x004, IP_ACTIVE_HIGH, IPT_UNUSED)
+	PORT_BIT(0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_O)  PORT_CHAR('O') PORT_CHAR('o')
+	PORT_BIT(0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE)  PORT_CHAR('\'') PORT_CHAR('\"')
+	PORT_BIT(0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_P)  PORT_CHAR('P') PORT_CHAR('p')
+	/// 040 - BRK
+	PORT_BIT(0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE)  PORT_CHAR('[')
+	/// 100 - BACKTAB
+	
+	PORT_START("X5")
+	PORT_BIT(0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PRTSCR) PORT_CHAR(UCHAR_MAMEKEY(PRTSCR)) 
+	PORT_BIT(0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_L)  PORT_CHAR('L') PORT_CHAR('l')
+	PORT_BIT(0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(UTF8_LEFT)      PORT_CODE(KEYCODE_LEFT)
+	PORT_BIT(0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON)      PORT_CHAR(';') PORT_CHAR(':')
+	PORT_BIT(0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH)  PORT_CHAR('/') PORT_CHAR('?')
+	PORT_BIT(0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER_PAD)   PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD))
+	PORT_BIT(0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE)  PORT_CHAR(' ')
+	PORT_BIT(0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Return")   PORT_CODE(KEYCODE_ENTER)    PORT_CHAR(13)
+	PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F19) PORT_CHAR(UCHAR_MAMEKEY(F19))
+
+	PORT_START("X6")
+	PORT_BIT(0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH)  PORT_CHAR('\\') PORT_CHAR('|')
+	PORT_BIT(0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS)  PORT_CHAR('-') PORT_CHAR('_')
+	PORT_BIT(0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_8)  PORT_CHAR('8') PORT_CHAR('(')
+	PORT_BIT(0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS)     PORT_CHAR('=') PORT_CHAR('+')
+	PORT_BIT(0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_9)  PORT_CHAR('9') PORT_CHAR(')')
+	PORT_BIT(0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_0)      PORT_CHAR('0') PORT_CHAR(')')
+	PORT_BIT(0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Backspace")   PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
+	PORT_BIT(0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE)      PORT_CHAR('`') PORT_CHAR('~')
+	PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F18) PORT_CHAR(UCHAR_MAMEKEY(F18))
+
+	PORT_START("X7")
+	PORT_BIT(0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(UTF8_RIGHT)     PORT_CODE(KEYCODE_RIGHT)
+	PORT_BIT(0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z)  PORT_CHAR('Z') PORT_CHAR('z')
+	PORT_BIT(0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(UTF8_UP)        PORT_CODE(KEYCODE_UP)
+/// 008 - CLRSP
+	PORT_BIT(0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(UTF8_DOWN)      PORT_CODE(KEYCODE_DOWN)     PORT_CHAR(10)      // E0 47
+	PORT_BIT(0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR('{')
+
+	PORT_START("X8")
+	PORT_BIT(0x001, IP_ACTIVE_HIGH, IPT_UNUSED)
+	PORT_BIT(0x002, IP_ACTIVE_HIGH, IPT_UNUSED)
+	PORT_BIT(0x004, IP_ACTIVE_HIGH, IPT_UNUSED)
+	PORT_BIT(0x008, IP_ACTIVE_HIGH, IPT_UNUSED)
+	PORT_BIT(0x010, IP_ACTIVE_HIGH, IPT_UNUSED)
+	PORT_BIT(0x020, IP_ACTIVE_HIGH, IPT_UNUSED)
+	PORT_BIT(0x040, IP_ACTIVE_HIGH, IPT_UNUSED)
+	PORT_BIT(0x080, IP_ACTIVE_HIGH, IPT_UNUSED)
+	PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_UNUSED)
+	PORT_BIT(0x200, IP_ACTIVE_HIGH, IPT_UNUSED)
+
+	PORT_START("keyb_special")
+	PORT_BIT( 0x01, IP_ACTIVE_LOW,  IPT_KEYBOARD) PORT_NAME("Caps Lock")    PORT_CODE(KEYCODE_CAPSLOCK) PORT_TOGGLE
+	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Left Shift")   PORT_CODE(KEYCODE_LSHIFT)   PORT_CHAR(UCHAR_SHIFT_1)
+	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Right Shift")  PORT_CODE(KEYCODE_RSHIFT)   PORT_CHAR(UCHAR_SHIFT_1)
+	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Control")      PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2)
+
+
+	PORT_START("DSW2")	// "S1" in the Operator's Manual
+	PORT_DIPNAME( 0x0f, 0x00, "Baud rate" )
+	PORT_DIPSETTING(    0x0, "9600" )
+	PORT_DIPSETTING(    0x1, "50" )
+	PORT_DIPSETTING(    0x2, "75" )
+	PORT_DIPSETTING(    0x3, "110" )
+	PORT_DIPSETTING(    0x4, "135" )
+	PORT_DIPSETTING(    0x5, "150" )
+	PORT_DIPSETTING(    0x6, "300" )
+	PORT_DIPSETTING(    0x7, "600" )
+	PORT_DIPSETTING(    0x8, "1200" )
+	PORT_DIPSETTING(    0x9, "1800" )
+	PORT_DIPSETTING(    0xa, "2400" )
+	PORT_DIPSETTING(    0xb, "3600" )
+	PORT_DIPSETTING(    0xc, "4800" )
+	PORT_DIPSETTING(    0xd, "7200" )
+	PORT_DIPSETTING(    0xe, "9600" )
+	PORT_DIPSETTING(    0xf, "19200" )
+	
+	PORT_DIPNAME( 0x10, 0x00, "Data bits" )
+	PORT_DIPSETTING( 0x00, "8 bits" )
+	PORT_DIPSETTING( 0x10, "7 bits" )
+
+	PORT_DIPNAME( 0x20, 0x00, "Parity" )
+	PORT_DIPSETTING( 0x00, "No Parity" )
+	PORT_DIPSETTING( 0x20, "Send Parity" )
+
+	PORT_DIPNAME( 0x40, 0x00, "Parity Type" )
+	PORT_DIPSETTING( 0x00, "Odd Parity" )
+	PORT_DIPSETTING( 0x40, "Even Parity" )	
+
+	PORT_DIPNAME( 0x80, 0x00, "Stop Bits" )
+	PORT_DIPSETTING( 0x00, "1 stop bit" )
+	PORT_DIPSETTING( 0x80, "2 stop bits" )
+
+	PORT_START("DSW1")	// "S2" in the Operator's Manual
+	PORT_DIPNAME( 0x03, 0x00, "Term Char")
+	PORT_DIPSETTING(    0x0, "0" )
+	PORT_DIPSETTING(    0x1, "1" )
+	PORT_DIPSETTING(    0x2, "2" )
+	PORT_DIPSETTING(    0x3, "3" )
+	
+	PORT_DIPNAME( 0x0c, 0x00, "Emulation" )
+	PORT_DIPSETTING(    0x0, "Standard 910" )
+	PORT_DIPSETTING(    0x4, "ADM-3A/5" )
+	PORT_DIPSETTING(    0x8, "ADDS 25" )
+	PORT_DIPSETTING(    0xc, "Hazeltine 1410" )
+
+	PORT_DIPNAME( 0x10, 0x00, "Refresh rate" )
+	PORT_DIPSETTING( 0x00, "60 Hz" )
+	PORT_DIPSETTING( 0x10, "50 Hz" )
+
+	PORT_DIPNAME( 0x60, 0x00, "Cursor type" )
+	PORT_DIPSETTING(    0x00, "Blinking block" )
+	PORT_DIPSETTING(    0x20, "Blinking underline" )
+	PORT_DIPSETTING(    0x40, "Steady block" )
+	PORT_DIPSETTING(    0x60, "Steady underline" )
+	
+	PORT_DIPNAME( 0x80, 0x00, "Duplex" )
+	PORT_DIPSETTING( 0x00, "Half Duplex" )
+	PORT_DIPSETTING( 0x80, "Full Duplex" )
+#if 0
+	PORT_DIPNAME( 0x100, 0x000, "Colors" )
+	PORT_DIPSETTING( 0x00, "Black characters on white screen" )
+	PORT_DIPSETTING( 0x100, "White characters on black screen" )	
+
+	PORT_DIPNAME( 0x200, 0x200, "Data Set Ready" )
+	PORT_DIPSETTING( 0x00, "DSR connected" )
+	PORT_DIPSETTING( 0x200, "DSR disconnected" )
+#endif
+INPUT_PORTS_END
+
+void tv910_state::machine_start()
+{
+	m_vramptr = m_vram.target();
+	m_chrrom = memregion("graphics")->base();
+}
+
+void tv910_state::machine_reset()
+{
+}
+
+MC6845_ON_UPDATE_ADDR_CHANGED( tv910_state::crtc_update_addr )
+{
+}
+
+WRITE_LINE_MEMBER(tv910_state::vbl_w)
+{
+	// this is ACKed by vbl_ack_w, state going 0 here doesn't ack the IRQ
+	if (state)
+	{
+		m_vbl_irq = true;
+		m_maincpu->set_input_line(M6502_IRQ_LINE, ASSERT_LINE);
+	}
+}
+
+WRITE_LINE_MEMBER(tv910_state::acia_irq_w)
+{
+	m_aica_irq = (state == ASSERT_LINE) ? true : false;
+	
+	if (m_aica_irq || m_vbl_irq)
+	{
+		m_maincpu->set_input_line(M6502_IRQ_LINE, ASSERT_LINE);
+	}
+	else
+	{
+		m_maincpu->set_input_line(M6502_IRQ_LINE, CLEAR_LINE);
+	}	
+}
+
+WRITE8_MEMBER(tv910_state::vbl_ack_w)
+{
+	m_vbl_irq = false;
+	
+	if (m_aica_irq || m_vbl_irq)
+	{
+		m_maincpu->set_input_line(M6502_IRQ_LINE, ASSERT_LINE);
+	}
+	else
+	{
+		m_maincpu->set_input_line(M6502_IRQ_LINE, CLEAR_LINE);
+	}	
+}
+
+MC6845_UPDATE_ROW( tv910_state::crtc_update_row )
+{
+	static const uint32_t palette[2] = { 0, 0x00ff00 };
+	uint32_t  *p = &bitmap.pix32(y);
+	uint16_t  chr_base = ra;
+	int i;
+
+	for ( i = 0; i < x_count; i++ )
+	{
+		uint16_t offset = ( ma + i ) & 0x7ff;
+		uint8_t chr = m_vramptr[ offset ];
+		uint8_t data = m_chrrom[ chr_base + chr * 8 ];
+		uint8_t fg = 1;
+		uint8_t bg = 0;
+
+		if ( i == cursor_x )
+		{
+			if (m_control & 2)
+			{
+				data = 0xFF;
+			}
+		}
+	
+		if ((y % 10) >= 8) 
+		{
+			*p++ = palette[0];
+			*p++ = palette[0];
+			*p++ = palette[0];
+			*p++ = palette[0];
+			*p++ = palette[0];
+			*p++ = palette[0];
+			*p++ = palette[0];
+			*p++ = palette[0];
+			*p++ = palette[0];
+		}
+		else
+		{
+			*p = palette[( data & 0x80 ) ? fg : bg]; p++;
+			*p = palette[( data & 0x40 ) ? fg : bg]; p++;
+			*p = palette[( data & 0x20 ) ? fg : bg]; p++;
+			*p = palette[( data & 0x10 ) ? fg : bg]; p++;
+			*p = palette[( data & 0x08 ) ? fg : bg]; p++;
+			*p = palette[( data & 0x04 ) ? fg : bg]; p++;
+			*p = palette[( data & 0x02 ) ? fg : bg]; p++;
+			*p = palette[( data & 0x01 ) ? fg : bg]; p++;
+		}
+	}
+}
+
+static MACHINE_CONFIG_START( tv910, tv910_state )
+	/* basic machine hardware */
+	MCFG_CPU_ADD("maincpu", M6502, MASTER_CLOCK/8)
+	MCFG_CPU_PROGRAM_MAP(tv910_mem)
+	
+	MCFG_SCREEN_ADD("screen", RASTER)
+	MCFG_SCREEN_RAW_PARAMS(MASTER_CLOCK, 882, 0, 720, 370, 0, 350 )	// not real values
+	MCFG_SCREEN_UPDATE_DEVICE( CRTC_TAG, r6545_1_device, screen_update )
+	
+	MCFG_MC6845_ADD(CRTC_TAG, R6545_1, "screen", MASTER_CLOCK/8)
+	MCFG_MC6845_SHOW_BORDER_AREA(false)
+	MCFG_MC6845_CHAR_WIDTH(8)
+	MCFG_MC6845_UPDATE_ROW_CB(tv910_state, crtc_update_row)
+	MCFG_MC6845_ADDR_CHANGED_CB(tv910_state, crtc_update_addr)
+	MCFG_MC6845_OUT_VSYNC_CB(WRITELINE(tv910_state, vbl_w))
+	
+	MCFG_DEVICE_ADD(KBDC_TAG, AY3600, 0)
+	MCFG_AY3600_MATRIX_X0(IOPORT("X0"))
+	MCFG_AY3600_MATRIX_X1(IOPORT("X1"))
+	MCFG_AY3600_MATRIX_X2(IOPORT("X2"))
+	MCFG_AY3600_MATRIX_X3(IOPORT("X3"))
+	MCFG_AY3600_MATRIX_X4(IOPORT("X4"))
+	MCFG_AY3600_MATRIX_X5(IOPORT("X5"))
+	MCFG_AY3600_MATRIX_X6(IOPORT("X6"))
+	MCFG_AY3600_MATRIX_X7(IOPORT("X7"))
+	MCFG_AY3600_MATRIX_X8(IOPORT("X8"))
+	MCFG_AY3600_SHIFT_CB(READLINE(tv910_state, ay3600_shift_r))
+	MCFG_AY3600_CONTROL_CB(READLINE(tv910_state, ay3600_control_r))
+	MCFG_AY3600_DATA_READY_CB(WRITELINE(tv910_state, ay3600_data_ready_w))
+	MCFG_AY3600_AKO_CB(WRITELINE(tv910_state, ay3600_ako_w))
+	
+	MCFG_DEVICE_ADD(ACIA_TAG, MOS6551, 0)
+	MCFG_MOS6551_XTAL(XTAL_1_8432MHz)
+	MCFG_MOS6551_IRQ_HANDLER(WRITELINE(tv910_state, acia_irq_w))
+	MCFG_MOS6551_TXD_HANDLER(DEVWRITELINE(RS232_TAG, rs232_port_device, write_txd))
+	MCFG_MOS6551_RTS_HANDLER(DEVWRITELINE(RS232_TAG, rs232_port_device, write_rts))
+	MCFG_MOS6551_DTR_HANDLER(DEVWRITELINE(RS232_TAG, rs232_port_device, write_dtr))
+
+	MCFG_RS232_PORT_ADD(RS232_TAG, default_rs232_devices, nullptr)
+	MCFG_RS232_RXD_HANDLER(DEVWRITELINE(ACIA_TAG, mos6551_device, write_rxd))
+	MCFG_RS232_DCD_HANDLER(DEVWRITELINE(ACIA_TAG, mos6551_device, write_dcd))
+	MCFG_RS232_DSR_HANDLER(DEVWRITELINE(ACIA_TAG, mos6551_device, write_dsr))
+	MCFG_RS232_CTS_HANDLER(DEVWRITELINE(ACIA_TAG, mos6551_device, write_cts))
+
+MACHINE_CONFIG_END
+
+/* ROM definition */
+ROM_START( tv910 )
+	ROM_REGION(0x1000, "maincpu", 0)
+	ROM_LOAD( "1800000-020e_a38_9182.bin", 0x000000, 0x001000, CRC(ae71dd7f) SHA1(a12da9329e28a4a8e3c902f795059251311d2856) ) 
+	
+	ROM_REGION(0x2000, "graphics", 0)
+	ROM_LOAD( "1800000-016a_a17_85ae.bin", 0x000000, 0x001000, CRC(835445b7) SHA1(dde94fb6531dadce48e19bf551f45f61bedf905b) ) 
+
+	ROM_REGION(0x1000, "keyboard", 0)
+	ROM_LOAD( "1800000-019b_bell_a2_43d6.bin", 0x000000, 0x000800, CRC(de954a77) SHA1(c4f7c19799c15d12d89f08dc31064fc6be9befb0) ) 
+ROM_END
+
+/* Driver */
+/*    YEAR  NAME    PARENT  COMPAT   MACHINE    INPUT  STATE         INIT    COMPANY    FULLNAME       FLAGS */
+COMP( 1981, tv910,  0,      0,       tv910,     tv910, driver_device,  0,  "TeleVideo", "TV910", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index f4fcb4bbc10..6f6c7a0e716 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -36036,6 +36036,9 @@ pyuuta                          // 1982 Tomy Pyuuta
 pyuutajr                        // 1982 Tomy Pyuuta Jr.
 tutor                           // 1983? Tomy Tutor
 
+@source:tv910.cpp
+tv910							//
+
 @source:tv950.cpp
 tv950                           //
 
diff --git a/src/mame/mess.flt b/src/mame/mess.flt
index 5c7420e6625..e2e9a8511db 100644
--- a/src/mame/mess.flt
+++ b/src/mame/mess.flt
@@ -630,6 +630,7 @@ ts803.cpp
 ts816.cpp
 tsispch.cpp
 tutor.cpp
+tv910.cpp
 tv950.cpp
 tv990.cpp
 tvc.cpp