summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/video/mmdisplay2.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/mame/video/mmdisplay2.cpp')
-rw-r--r--src/mame/video/mmdisplay2.cpp25
1 files changed, 11 insertions, 14 deletions
diff --git a/src/mame/video/mmdisplay2.cpp b/src/mame/video/mmdisplay2.cpp
index 2171c571680..0692c5d9c30 100644
--- a/src/mame/video/mmdisplay2.cpp
+++ b/src/mame/video/mmdisplay2.cpp
@@ -6,9 +6,6 @@ Hegener + Glaser Mephisto Display Module for modular chesscomputers,
the 2nd version with 2 LCD lines. The 16/32bit module also includes 8KB NVRAM,
but that part is emulated in the driver.
-TODO:
-- add mmdisplay1.cpp, the one with shift registers and 4-digit lcd
-
*********************************************************************/
#include "emu.h"
@@ -16,13 +13,13 @@ TODO:
#include "mmdisplay2.h"
-DEFINE_DEVICE_TYPE(MEPHISTO_DISPLAY_MODULE2, mephisto_display_module2_device, "mdisplay2", "Mephisto Display Module 2")
+DEFINE_DEVICE_TYPE(MEPHISTO_DISPLAY_MODULE2, mephisto_display2_device, "mdisplay2", "Mephisto Display Module 2")
//-------------------------------------------------
// constructor
//-------------------------------------------------
-mephisto_display_module2_device::mephisto_display_module2_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
+mephisto_display2_device::mephisto_display2_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, MEPHISTO_DISPLAY_MODULE2, tag, owner, clock)
, m_lcd(*this, "hd44780")
, m_dac(*this, "dac")
@@ -34,7 +31,7 @@ mephisto_display_module2_device::mephisto_display_module2_device(const machine_c
// device_add_mconfig
//-------------------------------------------------
-void mephisto_display_module2_device::device_add_mconfig(machine_config &config)
+void mephisto_display2_device::device_add_mconfig(machine_config &config)
{
/* video hardware */
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_LCD));
@@ -45,25 +42,25 @@ void mephisto_display_module2_device::device_add_mconfig(machine_config &config)
screen.set_screen_update("hd44780", FUNC(hd44780_device::screen_update));
screen.set_palette("palette");
- PALETTE(config, "palette", FUNC(mephisto_display_module2_device::lcd_palette), 3);
+ PALETTE(config, "palette", FUNC(mephisto_display2_device::lcd_palette), 3);
HD44780(config, m_lcd, 0);
m_lcd->set_lcd_size(2, 16);
- m_lcd->set_pixel_update_cb(FUNC(mephisto_display_module2_device::lcd_pixel_update));
+ m_lcd->set_pixel_update_cb(FUNC(mephisto_display2_device::lcd_pixel_update));
/* sound hardware */
SPEAKER(config, "speaker").front_center();
DAC_2BIT_BINARY_WEIGHTED_ONES_COMPLEMENT(config, m_dac).add_route(ALL_OUTPUTS, "speaker", 0.25);
}
-void mephisto_display_module2_device::lcd_palette(palette_device &palette) const
+void mephisto_display2_device::lcd_palette(palette_device &palette) const
{
palette.set_pen_color(0, rgb_t(0xff, 0xff, 0xff)); // background
palette.set_pen_color(1, rgb_t(0x00, 0x00, 0x00)); // lcd pixel on
palette.set_pen_color(2, rgb_t(0xe8, 0xe8, 0xe8)); // lcd pixel off
}
-HD44780_PIXEL_UPDATE(mephisto_display_module2_device::lcd_pixel_update)
+HD44780_PIXEL_UPDATE(mephisto_display2_device::lcd_pixel_update)
{
if (x < 5 && y < 8 && line < 2 && pos < 16)
bitmap.pix(line*9 + 1 + y, 1 + pos*6 + x) = state ? 1 : 2;
@@ -74,7 +71,7 @@ HD44780_PIXEL_UPDATE(mephisto_display_module2_device::lcd_pixel_update)
// device_start - device-specific startup
//-------------------------------------------------
-void mephisto_display_module2_device::device_start()
+void mephisto_display2_device::device_start()
{
save_item(NAME(m_latch));
save_item(NAME(m_ctrl));
@@ -85,7 +82,7 @@ void mephisto_display_module2_device::device_start()
// device_reset - device-specific reset
//-------------------------------------------------
-void mephisto_display_module2_device::device_reset()
+void mephisto_display2_device::device_reset()
{
m_latch = 0;
m_ctrl = 0;
@@ -96,12 +93,12 @@ void mephisto_display_module2_device::device_reset()
// I/O handlers
//-------------------------------------------------
-void mephisto_display_module2_device::latch_w(uint8_t data)
+void mephisto_display2_device::latch_w(uint8_t data)
{
m_latch = data;
}
-void mephisto_display_module2_device::io_w(uint8_t data)
+void mephisto_display2_device::io_w(uint8_t data)
{
if (BIT(data, 1) && !BIT(m_ctrl, 1))
m_lcd->write(BIT(data, 0), m_latch);