diff options
Diffstat (limited to 'src/mame/drivers/ti630.c')
-rw-r--r-- | src/mame/drivers/ti630.c | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/src/mame/drivers/ti630.c b/src/mame/drivers/ti630.c new file mode 100644 index 00000000000..b92f03785d4 --- /dev/null +++ b/src/mame/drivers/ti630.c @@ -0,0 +1,212 @@ +// license:GPL-2.0+ +// copyright-holders: Felipe Sanches +/*************************************************************************** + + Intelbras TI630 telephone + Driver by Felipe Correa da Silva Sanches <juca@members.fsf.org> + + http://images.quebarato.com.br/T440x/telefone+ks+ti+630+seminovo+intelbras+sao+paulo+sp+brasil__2E255D_1.jpg + + Changelog: + + 2014 JUN 17 [Felipe Sanches]: + * Initial driver skeleton + * LCD works + +================ + Messages displayed on screen are in brazilian portuguese. + During boot, it says: + +"TI auto-test." +"Wait!" + + Then it says: + +"Initializing..." +"Wait!" + + And finally: + +"TI did not receive" +"the dial tone" + +It means we probably would have to emulate a modem device for it to treat communications with a PABX phone hub. +================ +*/ + +#include "emu.h" +#include "cpu/mcs51/mcs51.h" +#include "video/hd44780.h" +#include "rendlay.h" + +class ti630_state : public driver_device +{ +public: + ti630_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag) + , m_maincpu(*this, "maincpu") + , m_lcdc(*this, "hd44780") + { } + + DECLARE_WRITE8_MEMBER(ti630_io_w); + DECLARE_READ8_MEMBER(ti630_io_r); + DECLARE_DRIVER_INIT(ti630); + DECLARE_PALETTE_INIT(ti630); +private: + virtual void machine_start(); + virtual void machine_reset(); + required_device<cpu_device> m_maincpu; + required_device<hd44780_device> m_lcdc; +}; + +#define LOG_IO_PORTS 0 + +static ADDRESS_MAP_START(i80c31_prg, AS_PROGRAM, 8, ti630_state) + AM_RANGE(0x0000, 0xffff) AM_ROM +ADDRESS_MAP_END + +DRIVER_INIT_MEMBER( ti630_state, ti630 ) +{ +} + +static ADDRESS_MAP_START(i80c31_io, AS_IO, 8, ti630_state) + AM_RANGE(0x0000,0x0000) /*AM_MIRROR(?)*/ AM_DEVWRITE("hd44780", hd44780_device, control_write) + AM_RANGE(0x1000,0x1000) /*AM_MIRROR(?)*/ AM_DEVWRITE("hd44780", hd44780_device, data_write) + AM_RANGE(0x2000,0x2000) /*AM_MIRROR(?)*/ AM_DEVREAD("hd44780", hd44780_device, control_read) + AM_RANGE(0x8000,0xffff) AM_RAM /*TODO: verify the ammont of RAM and the correct address range to which it is mapped. This is just a first reasonable guess that apparently yields good results in the emulation */ + + AM_RANGE(MCS51_PORT_P0, MCS51_PORT_P3) AM_READWRITE(ti630_io_r, ti630_io_w) +ADDRESS_MAP_END + +void ti630_state::machine_start() +{ +} + +void ti630_state::machine_reset() +{ +} + +READ8_MEMBER(ti630_state::ti630_io_r) +{ + switch (offset) + { + case 0x01: + { + UINT8 value = 0; +#if LOG_IO_PORTS + printf("P1 read value:%02X\n", value); +#endif + return value; + } + default: +#if LOG_IO_PORTS + printf("Unhandled I/O Read at offset 0x%02X (return 0)\n", offset); +#endif + return 0; + } +} + +WRITE8_MEMBER(ti630_state::ti630_io_w) +{ + static UINT8 p0=0, p1=0, p2=0, p3=0; + switch (offset) + { + case 0x00: + { + if (data != p0) + { + p0=data; +#if LOG_IO_PORTS + printf("Write to P0: %02X\n", data); +#endif + } + break; + } + case 0x01: + { + if (data != p1) + { + p1=data; +#if LOG_IO_PORTS + printf("Write to P1: %02X\n", data); +#endif + } + break; + } + case 0x02: + { + if (data != p2) + { + p2=data; +#if LOG_IO_PORTS + printf("Write to P2: %02X\n", data); +#endif + } + break; + } + case 0x03: + { + if (data != p3) + { + p3=data; +#if LOG_IO_PORTS + printf("Write to P3: %02X\n", data); +#endif + } + break; + } + } +} + +PALETTE_INIT_MEMBER(ti630_state, ti630) +{ + palette.set_pen_color(0, rgb_t(138, 146, 148)); + palette.set_pen_color(1, rgb_t(92, 83, 88)); +} + +static const gfx_layout ti630_charlayout = +{ + 5, 8, /* 5 x 8 characters */ + 256, /* 256 characters */ + 1, /* 1 bits per pixel */ + { 0 }, /* no bitplanes */ + { 3, 4, 5, 6, 7}, + { 0, 8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8}, + 8*8 /* 8 bytes */ +}; + +static GFXDECODE_START( ti630 ) + GFXDECODE_ENTRY( "hd44780:cgrom", 0x0000, ti630_charlayout, 0, 1 ) +GFXDECODE_END + +static MACHINE_CONFIG_START( ti630, ti630_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", I80C31, XTAL_10MHz) + MCFG_CPU_PROGRAM_MAP(i80c31_prg) + MCFG_CPU_IO_MAP(i80c31_io) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", LCD) + MCFG_SCREEN_REFRESH_RATE(50) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ + MCFG_SCREEN_UPDATE_DEVICE("hd44780", hd44780_device, screen_update) + MCFG_SCREEN_SIZE(6*16, 9*2) + MCFG_SCREEN_VISIBLE_AREA(0, 6*16-1, 0, 9*2-1) + MCFG_SCREEN_PALETTE("palette") + + MCFG_DEFAULT_LAYOUT(layout_lcd) + MCFG_PALETTE_ADD("palette", 2) + MCFG_PALETTE_INIT_OWNER(ti630_state, ti630) + MCFG_GFXDECODE_ADD("gfxdecode", "palette", ti630) + + MCFG_HD44780_ADD("hd44780") + MCFG_HD44780_LCD_SIZE(2, 16) +MACHINE_CONFIG_END + +ROM_START( ti630 ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "ti630.ci11", 0x00000, 0x10000, CRC(2602cbdc) SHA1(98266bea52a5893e0af0b5872eca0a0a1e0c5f9c) ) +ROM_END + +/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ +COMP( 1999, ti630, 0, 0, ti630, 0, ti630_state, ti630, "Intelbras", "TI630 telephone", MACHINE_IMPERFECT_GRAPHICS | MACHINE_NO_SOUND) |