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-rw-r--r--src/mame/drivers/bob85.cpp257
1 files changed, 0 insertions, 257 deletions
diff --git a/src/mame/drivers/bob85.cpp b/src/mame/drivers/bob85.cpp
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index 52bd4c007a0..00000000000
--- a/src/mame/drivers/bob85.cpp
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@@ -1,257 +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.
-2019-07-14 Fixed cassette load - it loads correctly then says EEEE
-
-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 "machine/timer.h"
-#include "imagedev/cassette.h"
-#include "speaker.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")
- , m_digits(*this, "digit%u", 0U)
- { }
-
- void bob85(machine_config &config);
-
-private:
- void bob85_io(address_map &map);
- void bob85_mem(address_map &map);
- DECLARE_READ8_MEMBER(bob85_keyboard_r);
- DECLARE_WRITE8_MEMBER(bob85_7seg_w);
- DECLARE_WRITE_LINE_MEMBER(sod_w);
- DECLARE_READ_LINE_MEMBER(sid_r);
- TIMER_DEVICE_CALLBACK_MEMBER(kansas_r);
- uint8_t m_prev_key;
- uint8_t m_count_key;
- u16 m_casscnt;
- bool m_cassold, m_cassbit;
- virtual void machine_reset() override;
- virtual void machine_start() override { m_digits.resolve(); }
- required_device<i8085a_cpu_device> m_maincpu;
- required_device<cassette_image_device> m_cass;
- required_ioport m_line0;
- required_ioport m_line1;
- required_ioport m_line2;
- output_finder<6> m_digits;
-};
-
-
-
-READ8_MEMBER(bob85_state::bob85_keyboard_r)
-{
- uint8_t retVal = 0;
- uint8_t line0 = m_line0->read();
- uint8_t line1 = m_line1->read();
- uint8_t 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;
- }
-}
-
-WRITE8_MEMBER(bob85_state::bob85_7seg_w)
-{
- m_digits[offset] = bitswap<8>( data,3,2,1,0,7,6,5,4 );
-}
-
-void bob85_state::bob85_mem(address_map &map)
-{
- map.unmap_value_high();
- map(0x0000, 0x02ff).rom();
- map(0x0600, 0x09ff).ram();
-}
-
-void bob85_state::bob85_io(address_map &map)
-{
- map.unmap_value_high();
- map(0x0a, 0x0a).r(FUNC(bob85_state::bob85_keyboard_r));
- map(0x0a, 0x0f).w(FUNC(bob85_state::bob85_7seg_w));
-}
-
-/* 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()
-{
-}
-
-TIMER_DEVICE_CALLBACK_MEMBER( bob85_state::kansas_r )
-{
- /* cassette - turn pulses into a bit */
- bool cass_ws = (m_cass->input() > +0.04) ? 1 : 0;
- m_casscnt++;
-
- if (cass_ws != m_cassold)
- {
- m_cassold = cass_ws;
- m_cassbit = (m_casscnt < 12) ? 1 : 0;
- m_casscnt = 0;
- }
- else
- if (m_casscnt > 32)
- {
- m_casscnt = 32;
- m_cassbit = 0;
- }
-}
-
-WRITE_LINE_MEMBER( bob85_state::sod_w )
-{
- m_cass->output(state ? +1.0 : -1.0);
-}
-
-READ_LINE_MEMBER( bob85_state::sid_r )
-{
- return m_cassbit;
-}
-
-void bob85_state::bob85(machine_config &config)
-{
- /* basic machine hardware */
- I8085A(config, m_maincpu, XTAL(5'000'000));
- m_maincpu->set_addrmap(AS_PROGRAM, &bob85_state::bob85_mem);
- m_maincpu->set_addrmap(AS_IO, &bob85_state::bob85_io);
- m_maincpu->in_sid_func().set(FUNC(bob85_state::sid_r));
- m_maincpu->out_sod_func().set(FUNC(bob85_state::sod_w));
-
- /* video hardware */
- config.set_default_layout(layout_bob85);
-
- SPEAKER(config, "mono").front_center();
-
- // devices
- CASSETTE(config, m_cass).set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED);
- m_cass->add_route(ALL_OUTPUTS, "mono", 0.05);
- TIMER(config, "kansas_r").configure_periodic(FUNC(bob85_state::kansas_r), attotime::from_hz(40000));
-}
-
-/* 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, bob85_state, empty_init, "Josef Kratochvil", "BOB-85", MACHINE_NO_SOUND_HW)