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|
// license:BSD-3-Clause
// copyright-holders:David Haywood
/*
LeapFrog - Leapster
educational system from 2003, software is all developed in MXFlash
hwspecs
CPU:
Custom ASIC (ARCTangent 5.1 CPU @ 96MHz)
Memory:
Leapster: 2MB onboard RAM, 256 bytes NVRAM.
Leapster2: 16MB RAM, 128kbytes NVRAM
Media type:
Cartridges of 4-16MB with between 2 and 512kb NVRAM
Graphics:
4Mb ATI chip.
Audio:
Custom
Screen:
160x160 CSTN with touchscreen.
The Leapster 2 also has
USB 1.1 (client only) + full-sized SD slot.
*/
/* Cartridge pinout - for games list see hash/leapster.xml
CARTRIDGE-PINOUT:
-----------------
Look at the Cartridge-Slot:
B A
------------
VCC |01| VCC
NC |02| VSS
D11 |03| D04
D03 |04| D12
D10 |05| D05
VSS |06| D02
D13 |07| D09
NC |08| NC
D06 |09| D01
D14 |10| D08
----|--|----
D07 |11| VSS
D00 |12| D15
Byte |13| OE
NC |14| A22
NC |15| A23
CE |16| A16
A00 |17| A15
A01 |18| A14
A02 |19| A13
VSS |20| A03
A12 |21| A04
A11 |22| A05
A10 |23| A06
A09 |24| A07
A08 |25| A17
A19 |26| A18
A20 |27| A21
WE |28| VSS
PIN7 of 24LC02B <---| |29| |---> PIN7 of 24LC02B
NC |30| |---> PIN6 of 24LC02B
----------
PCB - Handheld-Console:
+-----------------------------+
| |
+------------| |------------+
| | C A R T R I D G E - S L O T | |
| | | |
| +-----------------------------+ |
| |
|ASY 310-10069 +-------------------+ |
| | | |
| | | |
|LEAPSTER MAIN | | |
|Leap Frog | U3| |
|(c) 2004 +-------------------+ +-----+ |
| |ISSI | |
| | | |
| +---------+ |IS42S| |
| | | |16100| |
\ +-+ | EPOXY | |AT-7T| /
\ |A| | BLOCK | | | /
\ +-+ | | | U2| /
\ | U1| +-----+ /
\ +---------+ /
\ /
\ /
\ /
\ /
\ /
\ /
\ /
\ /
\ /
\-------------------------/
A = 24LC02B / SN0429
ETCHES ON THE BACK OF THE PCB:
"FAB-300-10069-C"
"702800254.01A"
"SW1208 Rev.5"
PCB - Cartridge:
FRONT:
+-------------------------------------+
| LEAPSTER ROM CARTRIDGE |
| +--+ +---------+ Leap Frog |
| |B1|U2 | | (c) 2003 |
+-+ +--+ |E P O X Y| +-+
| | U3| |
+-+ +---------+ +-+
| 20232-003-1020|
| ASY 310-10028 REV:00 |
+-+ +-+ +-+
|||||||||||||||||||||| ||||||||||||
+--------------------+ +----------+
A30 A01
B1: 24L002B
24L002B:
+-----+
(GND)<- A0-| |-VCC
(GND)<- A1-| |-WP
(GND)<- A2-| |-SCL
VSS-| |-SDA
+-----+
PCB - LEAPSTER-TV:
+-----------------------------------------------------------------------+
| |
| |
| 20300+003+0015 |
\ REV:06 /
| |
| |
| +----+ +-------+ |
\ | | | EPOXY | /
| +----+ | | | | |
| |EPOX| | | | | |
| |Y | | | | U1| +-+ |
\ +----+ | | +-------+ | | /
| | U2| +-+U4 |
| +----+ |
| +--------------+ ROADRUNNER CONSOLE |
\ | AM29PL160CB | Leap Frog (c) 2006/
| | -90SF | Asy 310-10378 |
| | U6| |
| +--------------+ |
\ /
| +-----------------------------+ |
| | C A R T R I D G E - S L O T | |
| +-----------------------------+ |
\ /
+-----------------------------------------------+
*/
#include "emu.h"
#include "bus/generic/slot.h"
#include "bus/generic/carts.h"
#include "cpu/arcompact/arcompact.h"
#include "screen.h"
#include "softlist_dev.h"
class leapster_state : public driver_device
{
public:
leapster_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_cart(*this, "cartslot")
{ }
void leapster(machine_config &config);
void init_leapster();
private:
virtual void machine_start() override;
virtual void machine_reset() override;
uint32_t screen_update_leapster(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
DECLARE_DEVICE_IMAGE_LOAD_MEMBER(cart_load);
uint32_t leapster_random_r()
{
return machine().rand() | (machine().rand()<<16); // there is a loop checking that this is above a certain value
}
void leapster_aux004b_w(uint32_t data)
{
printf("leapster_aux004b_w %04x\n", data);
}
void leapster_aux(address_map &map);
void leapster_map(address_map &map);
required_device<cpu_device> m_maincpu;
required_device<generic_slot_device> m_cart;
memory_region *m_cart_rom = nullptr;
};
static INPUT_PORTS_START( leapster )
INPUT_PORTS_END
uint32_t leapster_state::screen_update_leapster(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
return 0;
}
DEVICE_IMAGE_LOAD_MEMBER( leapster_state::cart_load )
{
uint32_t size = m_cart->common_get_size("rom");
m_cart->rom_alloc(size, GENERIC_ROM32_WIDTH, ENDIANNESS_LITTLE);
m_cart->common_load_rom(m_cart->get_rom_base(), size, "rom");
return image_init_result::PASS;
}
void leapster_state::machine_start()
{
std::string region_tag;
m_cart_rom = memregion(region_tag.assign(m_cart->tag()).append(GENERIC_ROM_REGION_TAG).c_str());
if (m_cart_rom)
{
m_maincpu->space(AS_PROGRAM).install_rom(0x80000000, 0x807fffff, m_cart_rom->base());
}
}
void leapster_state::machine_reset()
{
}
void leapster_state::leapster_map(address_map &map)
{
map(0x00000000, 0x007fffff).rom().mirror(0x40000000); // pointers in the BIOS region seem to be to the 40xxxxxx region, either we mirror there or something (real BIOS?) is acutally missing
map(0x0180D800, 0x0180D803).r(FUNC(leapster_state::leapster_random_r));
map(0x03000000, 0x030007ff).ram(); // puts stack here, writes a pointer @ 0x03000000 on startup
map(0x3c000000, 0x3c1fffff).ram(); // really ram, or has our code execution gone wrong?
// map(0x80000000, 0x807fffff).bankr("cartrom"); // game ROM pointers are all to the 80xxxxxx region, so I assume it maps here - installed if a cart is present
}
void leapster_state::leapster_aux(address_map &map)
{
map(0x00000004b, 0x00000004b).w(FUNC(leapster_state::leapster_aux004b_w)); // this address isn't used by ARC internal stuff afaik, so probably leapster specific
}
void leapster_state::leapster(machine_config &config)
{
// Basic machine hardware
// CPU is ArcTangent-A5 '5.1' (ARCompact core)
ARCA5(config, m_maincpu, 96000000/10);
m_maincpu->set_addrmap(AS_PROGRAM, &leapster_state::leapster_map);
m_maincpu->set_addrmap(AS_IO, &leapster_state::leapster_aux);
// Video hardware
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_LCD));
screen.set_refresh_hz(60);
screen.set_size(160, 160);
screen.set_visarea(0, 160-1, 0, 160-1);
screen.set_screen_update(FUNC(leapster_state::screen_update_leapster));
// Cartridge
GENERIC_CARTSLOT(config, "cartslot", generic_plain_slot, "leapster_cart", "bin").set_device_load(FUNC(leapster_state::cart_load));
// Software lists
SOFTWARE_LIST(config, "cart_list").set_original("leapster");
}
#define ROM_LOAD_BIOS(bios,name,offset,length,hash) \
ROMX_LOAD(name, offset, length, hash, ROM_BIOS(bios))
/* There are various build dates and revisions for different parts of the code, the date listed is the newest on in each ROM.
This is always in the same place relative to the rest of the data.
V2.1 sets (except TV) are apparently larger because "Learning with Leap" was built in.
*/
ROM_START(leapster)
ROM_REGION(0x800000, "maincpu", ROMREGION_ERASE00)
ROM_SYSTEM_BIOS( 0, "uni15", "Universal v1.5" ) // 152-10346 Leapster BaseROM Universal v1.5 - Sep 04 2003 10:46:47
ROM_LOAD_BIOS( 0, "155-10072-a.bin" , 0x00000, 0x200000, CRC(af05e5a0) SHA1(d4468d060543ba7e44785041093bc98bcd9afa07) )
ROM_SYSTEM_BIOS( 1, "us21", "USA v2.1" ) // 152-11265 Leapster BaseROM US v2.1 - Apr 13 2005 15:34:57
ROM_LOAD_BIOS( 1, "152-11265_2.1.bin", 0x00000, 0x800000, CRC(9639b3ae) SHA1(002873b782e823c7a8159deed16c78c149f2afab) )
ROM_SYSTEM_BIOS( 2, "uk21", "UK v2.1" ) // 152-11452 Leapster BaseROM UK v2.1 - Aug 30 2005 16:01:46
ROM_LOAD_BIOS( 2, "leapster2_1004.bin", 0x00000, 0x800000, CRC(b466e14d) SHA1(910c234f03e76b7de55b8aa0a0c62fd1daae4910) )
ROM_SYSTEM_BIOS( 3, "ger21", "German v2.1" ) // 152-11435 Leapster BaseROM German v2.1 - Oct 21 2005 18:53:59
ROM_LOAD_BIOS( 3, "leapster2_1006.bin", 0x00000, 0x800000, CRC(a69ed8ca) SHA1(e6aacba0c39b1465f344c2b07ff1cbd8a395adac) )
ROM_SYSTEM_BIOS( 4, "sp10", "Spanish v1.0" ) // 152-11546 Leapster Baserom SP v1.0 - Apr 03 2006 06:26:00
ROM_LOAD_BIOS( 4, "leapster2_1008.bin", 0x00000, 0x800000, CRC(b43345e7) SHA1(31c27e79568115bf36e5ef668f528e3005054152) )
ROM_SYSTEM_BIOS( 5, "connb5", "Connected B5" ) // 152-12076 Leapster Connected Baserom B5 - Feb 29 2008 18:11:21
ROM_LOAD_BIOS( 5, "152-12076_b5.bin", 0x00000, 0x800000, CRC(4d223022) SHA1(bdc10ad70aa7641716e16fbea16bd0ef35f6e85e) )
ROM_DEFAULT_BIOS( "connb5" )
ROM_END
ROM_START(leapstertv)
ROM_REGION(0x800000, "maincpu", ROMREGION_ERASE00)
ROM_SYSTEM_BIOS( 0, "uni2111", "Universal v2.1.11" ) // 152-11594 LeapsterTv Baserom Universal.v2.1.11 - Apr 13 2006 16:36:08
ROM_LOAD_BIOS( 0, "am29pl160cb-90sf.bin", 0x00000, 0x200000, CRC(194cc724) SHA1(000a79d75c19f2e43532ce0b31f0dca0bed49eab) )
ROM_DEFAULT_BIOS( "uni2111" )
ROM_END
ROM_START(leapster2)
ROM_REGION(0x800000, "maincpu", ROMREGION_ERASE00)
ROM_SYSTEM_BIOS( 0, "2xcip3_m9", "2x CIP3 m9" ) // 152-12659 Leapster 2x CIP3 Baserom m9 - Mar 29 2011 14:13:45
ROM_LOAD_BIOS( 0, "152-12659_m9.bin", 0x00000, 0x800000, CRC(57bde604) SHA1(4b5eaac1e40bc605eb4cf6d4ad212343334762fd) )
ROM_SYSTEM_BIOS( 1, "2x_06", "2x 0.6" ) // 152-12206 Leapster 2x Baserom 0.6 - Feb 02 2009 17:15:38
ROM_LOAD_BIOS( 1, "152-12206_0.6.bin", 0x00000, 0x800000, CRC(fa94d9a7) SHA1(c5bd84146701dc4a7635b0e37adedb90747adf32) )
ROM_DEFAULT_BIOS( "2xcip3_m9" )
ROM_END
ROM_START(leapsterlmx)
ROM_REGION(0x800000, "maincpu", ROMREGION_ERASE00)
ROM_SYSTEM_BIOS( 0, "lmax_2_2", "v2.2" ) // 152-11476 LMAX Baserom v2.2 - Jan 12 2006 11:22:50
ROM_LOAD_BIOS( 0, "152-11476_v2.2.bin", 0x00000, 0x800000, CRC(e1140475) SHA1(42089165db67005b6a0180e894ff8f36b97a081e) )
ROM_SYSTEM_BIOS( 1, "lmax_us_2_1", "USA v2.1" ) // 152-11238 LMAX BaseROM US v2.1 - Mar 04 2005 12:01:01
ROM_LOAD_BIOS( 1, "152-11238_us_v2.1.bin", 0x00000, 0x800000, CRC(80bb4e58) SHA1(7d8b1c23d08ce76a89cff1112957377c6a1d4b63) )
ROM_DEFAULT_BIOS( "lmax_2_2" )
ROM_END
void leapster_state::init_leapster()
{
}
CONS( 2003, leapster, 0, 0, leapster, leapster, leapster_state, init_leapster, "LeapFrog", "Leapster", MACHINE_IS_SKELETON )
CONS( 2005, leapstertv, leapster, 0, leapster, leapster, leapster_state, init_leapster, "LeapFrog", "Leapster TV", MACHINE_IS_SKELETON )
CONS( 2005, leapsterlmx, leapster, 0, leapster, leapster, leapster_state, init_leapster, "LeapFrog", "Leapster L-MAX", MACHINE_IS_SKELETON )
CONS( 2009, leapster2, leapster, 0, leapster, leapster, leapster_state, init_leapster, "LeapFrog", "Leapster 2", MACHINE_IS_SKELETON )
|