// license:GPL-2.0+
// copyright-holders:Peter Trauner, Dan Boris, Dirk Best, Robbbert
/******************************************************************************
PeT mess@utanet.at Nov 2000pia6821_device
Updated by Dan Boris, 3/4/2007
Rewrite in progress, Dirk Best, 2007-07-31
ToDo:
- Printer. Tried to implement this but it was not working, currently disabled.
- Dual tape interface (done, but see bugs below)
- Implement punchtape reader/writer and TTY keyboard
- Front panel Reset switch (switch S1)
- Front panel Run/Step switch (switch S2)
Bugs
- Cassette should output data on PB7, but the bit stays High.
- At the end of saving, both motors sometimes get turned on!
- CA2 should switch the cassette circuits between input and output.
It goes High on Read (correct) but doesn't go Low for Write.
- Read of CA1 is to check the printer, but it never happens.
- Write to CB1 should occur to activate printer's Start line, but it
also never happens.
- The common factor is the 6522, maybe it has problems..
******************************************************************************/
#include "emu.h"
#include "includes/aim65.h"
#include "softlist.h"
#include "speaker.h"
#include "aim65.lh"
/** R6502 Clock.
*
* The R6502 on AIM65 operates at 1 MHz. The frequency reference is a 4 MHz
* crystal controlled oscillator. Dual D-type flip-flop Z10 divides the 4 MHz
* signal by four to drive the R6502 phase 0 (O0) input with a 1 MHz clock.
*/
static constexpr XTAL AIM65_CLOCK(4_MHz_XTAL / 4);
/***************************************************************************
ADDRESS MAPS
***************************************************************************/
/* Note: RAM is mapped dynamically in machine/aim65.c */
void aim65_state::aim65_mem(address_map &map)
{
map(0x1000, 0x3fff).noprw(); /* User available expansions */
map(0x4000, 0x7fff).rom(); /* 4 ROM sockets in 16K PROM/ROM module */
map(0x8000, 0x9fff).noprw(); /* User available expansions */
map(0xa000, 0xa00f).mirror(0x3f0).rw("via6522_1", FUNC(via6522_device::read), FUNC(via6522_device::write)); // user via
map(0xa400, 0xa47f).m("riot", FUNC(mos6532_new_device::ram_map));
map(0xa480, 0xa497).m("riot", FUNC(mos6532_new_device::io_map));
map(0xa498, 0xa7ff).noprw(); /* Not available */
map(0xa800, 0xa80f).mirror(0x3f0).rw("via6522_0", FUNC(via6522_device::read), FUNC(via6522_device::write)); // system via
map(0xac00, 0xac03).rw("pia6821", FUNC(pia6821_device::read), FUNC(pia6821_device::write));
map(0xac04, 0xac43).ram(); /* PIA RAM */
map(0xac44, 0xafff).noprw(); /* Not available */
map(0xb000, 0xffff).rom(); /* 5 ROM sockets */
}
/***************************************************************************
INPUT PORTS
***************************************************************************/
static INPUT_PORTS_START( aim65 )
PORT_START("keyboard_0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(32)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(". >") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('m')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('b')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('c')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('z')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("keyboard_1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("LF @") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(10) PORT_CHAR('@')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('l')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('j')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('g')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('d')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('a')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("keyboard_2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Print") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(UCHAR_MAMEKEY(PRTSCR))
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('p')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('i')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('y')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('r')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('w')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CODE(KEYCODE_TAB) PORT_CHAR(UCHAR_MAMEKEY(ESC))
PORT_START("keyboard_3")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Return") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("- =") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('-') PORT_CHAR('=')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('o')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('u')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('t')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('e')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('q')
PORT_START("keyboard_4")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_SHIFT_2)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(": *") PORT_CODE(KEYCODE_MINUS) PORT_CHAR(':') PORT_CHAR('*')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("9 )") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7 '") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5 %") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3 #") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1 !") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
PORT_START("keyboard_5")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("8 (") PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6 &") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4 $") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2 \"") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('\"')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F3") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR(UCHAR_MAMEKEY(F3))
PORT_START("keyboard_6")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right Shift") PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Del") PORT_CODE(KEYCODE_TILDE) PORT_CHAR(8)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("; +") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('k')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('h')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('f')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('s')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F2") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(UCHAR_MAMEKEY(F2))
PORT_START("keyboard_7")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("/ ?") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(", <") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('n')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('v')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('x')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F1") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR(UCHAR_MAMEKEY(F1))
PORT_START("switches")
PORT_DIPNAME(0x08, 0x08, "KB/TTY") PORT_DIPLOCATION("S3:1")
PORT_DIPSETTING(0x00, "TTY")
PORT_DIPSETTING(0x08, "KB")
INPUT_PORTS_END
/***************************************************************************
MACHINE DRIVERS
***************************************************************************/
image_init_result aim65_state::load_cart(device_image_interface &image, generic_slot_device *slot, const char *slot_tag)
{
uint32_t size = slot->common_get_size(slot_tag);
if (size > 0x1000)
{
image.seterror(IMAGE_ERROR_UNSPECIFIED, "Unsupported ROM size");
return image_init_result::FAIL;
}
if (image.loaded_through_softlist() && image.get_software_region(slot_tag) == nullptr)
{
std::string errmsg = string_format(
"Attempted to load file with wrong extension\nSocket '%s' only accepts files with '.%s' extension",
slot_tag, slot_tag);
image.seterror(IMAGE_ERROR_UNSPECIFIED, errmsg.c_str());
return image_init_result::FAIL;
}
slot->rom_alloc(size, GENERIC_ROM8_WIDTH, ENDIANNESS_LITTLE);
slot->common_load_rom(slot->get_rom_base(), size, slot_tag);
return image_init_result::PASS;
}
MACHINE_CONFIG_START(aim65_state::aim65)
/* basic machine hardware */
MCFG_DEVICE_ADD("maincpu", M6502, AIM65_CLOCK) /* 1 MHz */
MCFG_DEVICE_PROGRAM_MAP(aim65_mem)
config.set_default_layout(layout_aim65);
/* alpha-numeric display */
MCFG_DEVICE_ADD("ds1", DL1416T, u32(0))
MCFG_DL1416_UPDATE_HANDLER(WRITE16(*this, aim65_state, aim65_update_ds<1>))
MCFG_DEVICE_ADD("ds2", DL1416T, u32(0))
MCFG_DL1416_UPDATE_HANDLER(WRITE16(*this, aim65_state, aim65_update_ds<2>))
MCFG_DEVICE_ADD("ds3", DL1416T, u32(0))
MCFG_DL1416_UPDATE_HANDLER(WRITE16(*this, aim65_state, aim65_update_ds<3>))
MCFG_DEVICE_ADD("ds4", DL1416T, u32(0))
MCFG_DL1416_UPDATE_HANDLER(WRITE16(*this, aim65_state, aim65_update_ds<4>))
MCFG_DEVICE_ADD("ds5", DL1416T, u32(0))
MCFG_DL1416_UPDATE_HANDLER(WRITE16(*this, aim65_state, aim65_update_ds<5>))
/* Sound - wave sound only */
SPEAKER(config, "mono").front_center();
WAVE(config, "wave", "cassette").add_route(ALL_OUTPUTS, "mono", 0.25);
/* other devices */
MCFG_DEVICE_ADD("riot", MOS6532_NEW, AIM65_CLOCK)
MCFG_MOS6530n_OUT_PA_CB(WRITE8(*this, aim65_state, aim65_riot_a_w))
MCFG_MOS6530n_IN_PB_CB(READ8(*this, aim65_state, aim65_riot_b_r))
MCFG_MOS6530n_IRQ_CB(INPUTLINE("maincpu", M6502_IRQ_LINE))
via6522_device &via0(VIA6522(config, "via6522_0", AIM65_CLOCK));
via0.readpb_handler().set(FUNC(aim65_state::aim65_pb_r));
// in CA1 printer ready?
via0.writepb_handler().set(FUNC(aim65_state::aim65_pb_w));
// out CB1 printer start
// out CA2 cass control (H=in)
// out CB2 turn printer on
via0.irq_handler().set_inputline("maincpu", M6502_IRQ_LINE);
via6522_device &via1(VIA6522(config, "via6522_1", AIM65_CLOCK));
via1.irq_handler().set_inputline("maincpu", M6502_IRQ_LINE);
pia6821_device &pia(PIA6821(config, "pia6821", 0));
pia.writepa_handler().set(FUNC(aim65_state::aim65_pia_a_w));
pia.writepb_handler().set(FUNC(aim65_state::aim65_pia_b_w));
// Deck 1 can play and record
MCFG_CASSETTE_ADD( "cassette" )
MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_PLAY | CASSETTE_MOTOR_DISABLED | CASSETTE_SPEAKER_ENABLED)
// Deck 2 can only record
MCFG_CASSETTE_ADD( "cassette2" )
MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_RECORD | CASSETTE_MOTOR_DISABLED | CASSETTE_SPEAKER_MUTED)
MCFG_GENERIC_SOCKET_ADD("z26", generic_plain_slot, "aim65_z26_cart")
MCFG_GENERIC_EXTENSIONS("z26")
MCFG_GENERIC_LOAD(aim65_state, z26_load)
MCFG_GENERIC_SOCKET_ADD("z25", generic_plain_slot, "aim65_z25_cart")
MCFG_GENERIC_EXTENSIONS("z25")
MCFG_GENERIC_LOAD(aim65_state, z25_load)
MCFG_GENERIC_SOCKET_ADD("z24", generic_plain_slot, "aim65_z24_cart")
MCFG_GENERIC_EXTENSIONS("z24")
MCFG_GENERIC_LOAD(aim65_state, z24_load)
/* PROM/ROM module sockets */
MCFG_GENERIC_SOCKET_ADD("z12", generic_plain_slot, "rm65_z12_cart")
MCFG_GENERIC_EXTENSIONS("z12")
MCFG_GENERIC_LOAD(aim65_state, z12_load)
MCFG_GENERIC_SOCKET_ADD("z13", generic_plain_slot, "rm65_z13_cart")
MCFG_GENERIC_EXTENSIONS("z13")
MCFG_GENERIC_LOAD(aim65_state, z13_load)
MCFG_GENERIC_SOCKET_ADD("z14", generic_plain_slot, "rm65_z14_cart")
MCFG_GENERIC_EXTENSIONS("z14")
MCFG_GENERIC_LOAD(aim65_state, z14_load)
MCFG_GENERIC_SOCKET_ADD("z15", generic_plain_slot, "rm65_z15_cart")
MCFG_GENERIC_EXTENSIONS("z15")
MCFG_GENERIC_LOAD(aim65_state, z15_load)
/* internal ram */
RAM(config, RAM_TAG).set_default_size("4K").set_extra_options("1K,2K,3K");
/* Software lists */
MCFG_SOFTWARE_LIST_ADD("cart_list","aim65_cart")
MACHINE_CONFIG_END
/***************************************************************************
ROM DEFINITIONS
***************************************************************************/
ROM_START( aim65 )
ROM_REGION(0x10000, "maincpu", 0)
ROM_SYSTEM_BIOS(0, "aim65", "Rockwell AIM-65")
ROMX_LOAD("aim65mon.z23", 0xe000, 0x1000, CRC(90e44afe) SHA1(78e38601edf6bfc787b58750555a636b0cf74c5c), ROM_BIOS(0))
ROMX_LOAD("aim65mon.z22", 0xf000, 0x1000, CRC(d01914b0) SHA1(e5b5ddd4cd43cce073a718ee4ba5221f2bc84eaf), ROM_BIOS(0))
ROM_SYSTEM_BIOS(1, "dynatem", "Dynatem AIM-65")
ROMX_LOAD("dynaim65.z23", 0xe000, 0x1000, CRC(90e44afe) SHA1(78e38601edf6bfc787b58750555a636b0cf74c5c), ROM_BIOS(1))
ROMX_LOAD("dynaim65.z22", 0xf000, 0x1000, CRC(83e1c6e7) SHA1(444134043edd83385bd70434cb100269901c4417), ROM_BIOS(1))
ROM_END
/* Currently dumped and available software:
*
* Name Loc CRC32 SHA1
* ------------------------------------------------------------------------
* Assembler Z24 0878b399 483e92b57d64be51643a9f6490521a8572aa2f68
* Basic V1.1 Z25 d7b42d2a 4bbdb28d332429825adea0266ed9192786d9e392
* Basic V1.1 Z26 36a61f39 f5ce0126cb594a565e730973fd140d03c298cefa
* Forth V1.3 Z25 0671d019 dd2a1613e435c833634100cf4a22c6cff70c7a26
* Forth V1.3 Z26 a80ad472 42a2e8c86829a2fe48090e6665ff9fe25b12b070
* Mathpack Z24 4889af55 5e9541ddfc06e3802d09b30d1bd89c5da914c76e
* Monitor Z22 d01914b0 e5b5ddd4cd43cce073a718ee4ba5221f2bc84eaf
* Monitor Z23 90e44afe 78e38601edf6bfc787b58750555a636b0cf74c5c
* Monitor Dynatem Z22 83e1c6e7 444134043edd83385bd70434cb100269901c4417
* PL/65 V1.0 Z25 76dcf864 e937c54ed109401f796640cd45b27dfefb76667e
* PL/65 V1.0 Z26 2ac71abd 6df5e3125bebefac80d51d9337555f54bdf0d8ea
*
*/
/***************************************************************************
GAME DRIVERS
***************************************************************************/
// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
COMP(1977, aim65, 0, 0, aim65, aim65, aim65_state, empty_init, "Rockwell", "AIM 65", MACHINE_SUPPORTS_SAVE | MACHINE_NO_SOUND_HW)