summaryrefslogtreecommitdiffstatshomepage
path: root/src/mess/drivers/bob85.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mess/drivers/bob85.c')
-rw-r--r--src/mess/drivers/bob85.c226
1 files changed, 0 insertions, 226 deletions
diff --git a/src/mess/drivers/bob85.c b/src/mess/drivers/bob85.c
deleted file mode 100644
index ce09e503fc3..00000000000
--- a/src/mess/drivers/bob85.c
+++ /dev/null
@@ -1,226 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Miodrag Milanovic
-/***************************************************************************
-
- BOB85 driver by Miodrag Milanovic
-
- 2008-05-24 Preliminary driver.
- 2009-05-12 Skeleton driver.
- 2013-06-02 Working driver.
-
-Pasting:
- 0-F : as is
- NEXT : ^
- SMEM : -
- GO : X
-
-Test Paste:
- -0600^11^22^33^44^55^66^77^88^99^--0600^
- Now press up-arrow to confirm the data has been entered.
-
-
-****************************************************************************/
-
-#include "emu.h"
-#include "cpu/i8085/i8085.h"
-#include "imagedev/cassette.h"
-#include "bob85.lh"
-
-
-class bob85_state : public driver_device
-{
-public:
- bob85_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag),
- m_maincpu(*this, "maincpu"),
- m_cass(*this, "cassette"),
- m_line0(*this, "LINE0"),
- m_line1(*this, "LINE1"),
- m_line2(*this, "LINE2") { }
-
- required_device<cpu_device> m_maincpu;
- required_device<cassette_image_device> m_cass;
- DECLARE_READ8_MEMBER(bob85_keyboard_r);
- DECLARE_WRITE8_MEMBER(bob85_7seg_w);
- DECLARE_WRITE_LINE_MEMBER(sod_w);
- DECLARE_READ_LINE_MEMBER(sid_r);
- UINT8 m_prev_key;
- UINT8 m_count_key;
- virtual void machine_reset();
-
-protected:
- required_ioport m_line0;
- required_ioport m_line1;
- required_ioport m_line2;
-};
-
-
-
-READ8_MEMBER(bob85_state::bob85_keyboard_r)
-{
- UINT8 retVal = 0;
- UINT8 line0 = m_line0->read();
- UINT8 line1 = m_line1->read();
- UINT8 line2 = m_line2->read();
-
- if (line0)
- {
- switch(line0)
- {
- case 0x01 : retVal = 0x80; break;
- case 0x02 : retVal = 0x81; break;
- case 0x04 : retVal = 0x82; break;
- case 0x08 : retVal = 0x83; break;
- case 0x10 : retVal = 0x84; break;
- case 0x20 : retVal = 0x85; break;
- case 0x40 : retVal = 0x86; break;
- case 0x80 : retVal = 0x87; break;
- default : break;
- }
- }
-
- if (line1)
- {
- switch(line1)
- {
- case 0x01 : retVal = 0x88; break;
- case 0x02 : retVal = 0x89; break;
- case 0x04 : retVal = 0x8A; break;
- case 0x08 : retVal = 0x8B; break;
- case 0x10 : retVal = 0x8C; break;
- case 0x20 : retVal = 0x8D; break;
- case 0x40 : retVal = 0x8E; break;
- case 0x80 : retVal = 0x8F; break;
- default : break;
- }
- }
-
- if (line2)
- {
- switch(line2)
- {
- case 0x01 : retVal |= 0x90; break;
- case 0x02 : retVal |= 0xA0; break;
- case 0x04 : retVal |= 0xB0; break;
- case 0x08 : retVal |= 0xC0; break;
- case 0x10 : retVal |= 0xD0; break;
- case 0x20 : retVal |= 0xE0; break;
- default : break;
- }
- }
-
- if (retVal != m_prev_key)
- {
- m_prev_key = retVal;
- m_count_key = 0;
- return retVal;
- }
- else
- {
- if (m_count_key <1)
- {
- m_count_key++;
- return retVal;
- }
- else
- return 0;
- }
-
- if (retVal == 0)
- {
- m_prev_key = 0;
- m_count_key = 0;
- }
-
- return retVal;
-}
-
-WRITE8_MEMBER(bob85_state::bob85_7seg_w)
-{
- output_set_digit_value(offset, BITSWAP8( data,3,2,1,0,7,6,5,4 ));
-}
-
-static ADDRESS_MAP_START( bob85_mem, AS_PROGRAM, 8, bob85_state )
- ADDRESS_MAP_UNMAP_HIGH
- AM_RANGE(0x0000, 0x02ff) AM_ROM
- AM_RANGE(0x0600, 0x09ff) AM_RAM
-ADDRESS_MAP_END
-
-static ADDRESS_MAP_START( bob85_io, AS_IO, 8, bob85_state )
- ADDRESS_MAP_UNMAP_HIGH
- AM_RANGE(0x0a, 0x0a) AM_READ(bob85_keyboard_r)
- AM_RANGE(0x0a, 0x0f) AM_WRITE(bob85_7seg_w)
-ADDRESS_MAP_END
-
-/* Input ports */
-static INPUT_PORTS_START( bob85 )
- PORT_START("LINE0")
- PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0')
- PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1')
- PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2')
- PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3')
- PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4')
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5')
- PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6')
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7')
-
- PORT_START("LINE1")
- PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8')
- PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9')
- PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('A')
- PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('B')
- PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('C')
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('D')
- PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('E')
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('F')
-
- PORT_START("LINE2")
- PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("GO") PORT_CODE(KEYCODE_X) PORT_CHAR('X')
- PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("SMEM") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-')
- PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("REC") PORT_CODE(KEYCODE_R) PORT_CHAR('R')
- PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("VEK1") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q')
- PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("VEK2") PORT_CODE(KEYCODE_W) PORT_CHAR('W')
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("NEXT") PORT_CODE(KEYCODE_UP) PORT_CHAR('^')
- PORT_BIT(0xC0, IP_ACTIVE_HIGH, IPT_UNUSED)
-INPUT_PORTS_END
-
-void bob85_state::machine_reset()
-{
-}
-
-WRITE_LINE_MEMBER( bob85_state::sod_w )
-{
- m_cass->output(state ? +1.0 : -1.0);
-}
-
-READ_LINE_MEMBER( bob85_state::sid_r )
-{
- return m_cass->input() > 0.0;
-}
-
-static MACHINE_CONFIG_START( bob85, bob85_state )
- /* basic machine hardware */
- MCFG_CPU_ADD("maincpu", I8085A, XTAL_5MHz)
- MCFG_CPU_PROGRAM_MAP(bob85_mem)
- MCFG_CPU_IO_MAP(bob85_io)
- MCFG_I8085A_SID(READLINE(bob85_state, sid_r))
- MCFG_I8085A_SOD(WRITELINE(bob85_state, sod_w))
-
- /* video hardware */
- MCFG_DEFAULT_LAYOUT(layout_bob85)
-
- // devices
- MCFG_CASSETTE_ADD("cassette")
- MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_MUTED)
-MACHINE_CONFIG_END
-
-/* ROM definition */
-ROM_START( bob85 )
- ROM_REGION( 0x600, "maincpu", ROMREGION_ERASEFF )
- ROM_LOAD( "bob85.rom", 0x0000, 0x0300, BAD_DUMP CRC(adde33a8) SHA1(00f26dd0c52005e7705e6cc9cb11a20e572682c6) ) // should be 6 separate 74S287's (256x4)
-ROM_END
-
-/* Driver */
-
-/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */
-COMP( 1984, bob85, 0, 0, bob85, bob85, driver_device, 0, "Josef Kratochvil", "BOB-85", MACHINE_NO_SOUND_HW)