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ikt5a: Add gfxdecode

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This commit is contained in:
AJR 2021-01-19 14:15:01 -05:00
parent 3583cce9af
commit b2f28f144c
1 changed files with 20 additions and 0 deletions
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20
src/mame/drivers/ikt5a.cpp
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@ -12,6 +12,7 @@
//#include "bus/rs232/rs232.h"
#include "cpu/mcs51/mcs51.h"
#include "machine/eepromser.h"
#include "emupal.h"
#include "screen.h"
class ikt5a_state : public driver_device
@ -117,6 +118,7 @@ u8 ikt5a_state::p1_r()
void ikt5a_state::p1_w(u8 data)
{
// TODO: P1.1 is keyboard-related
}
u8 ikt5a_state::p3_r()
@ -137,6 +139,21 @@ void ikt5a_state::ext_map(address_map &map)
map(0x8000, 0x9fff).ram();
}
static const gfx_layout ikt5a_charlayout =
{
8, 14,
RGN_FRAC(1,1),
1,
{ 0 },
{ STEP8(0,1) },
{ 15*8, 4*8, 12*8, 2*8, 10*8, 6*8, 14*8, 1*8, 9*8, 5*8, 13*8, 3*8, 11*8, 7*8 },
16*8
};
static GFXDECODE_START(gfx_ikt5a)
GFXDECODE_ENTRY("chargen", 0x0000, ikt5a_charlayout, 0, 1)
GFXDECODE_END
void ikt5a_state::ikt5a(machine_config &config)
{
I80C51(config, m_maincpu, 15_MHz_XTAL / 2); // PCB 80C51BH-2 (clock uncertain)
@ -156,6 +173,9 @@ void ikt5a_state::ikt5a(machine_config &config)
screen.set_raw(15_MHz_XTAL, 800, 0, 640, 375, 0, 350); // timings guessed
screen.set_screen_update(FUNC(ikt5a_state::screen_update));
screen.screen_vblank().set_inputline(m_maincpu, MCS51_INT0_LINE);
GFXDECODE(config, "gfxdecode", "palette", gfx_ikt5a);
PALETTE(config, "palette", palette_device::MONOCHROME_INVERTED);
}
static INPUT_PORTS_START(ikt5a)