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author hap <happppp@users.noreply.github.com>2017-02-26 19:52:00 +0100
committer hap <happppp@users.noreply.github.com>2017-02-26 19:52:00 +0100
commitc12e993217929a54ab0bb0a4542f5fa588563ec3 (patch)
treeb23d6626269f63f37d7b926259c4e9c7de11f7f9
parent663c7890147192fb652e5db4593ee42b48e4fc77 (diff)
novag6502: update cforte todo note (nw)
-rw-r--r--src/mame/drivers/novag6502.cpp35
1 files changed, 32 insertions, 3 deletions
diff --git a/src/mame/drivers/novag6502.cpp b/src/mame/drivers/novag6502.cpp
index 93b688ba3d3..3f1a99e59b7 100644
--- a/src/mame/drivers/novag6502.cpp
+++ b/src/mame/drivers/novag6502.cpp
@@ -11,8 +11,8 @@
such as Arena(in editmode).
TODO:
- - cforteb lcd (chip unknown, probably serially via 1f00 w)
- - verify supercon IRQ and beeper frequency
+ - cforte lcd(chip unknown), and ACIA?
+ - verify supercon/cforte IRQ and beeper frequency
- sforte irq active time (21.5us is too long)
- sforte/sexpert led handling is correct?
- printer port
@@ -86,6 +86,9 @@ public:
DECLARE_READ8_MEMBER(supercon_input1_r);
DECLARE_READ8_MEMBER(supercon_input2_r);
+ // Constellation Forte
+ DECLARE_WRITE8_MEMBER(cforte_control_w);
+
// Super Expert
DECLARE_WRITE8_MEMBER(sexpert_leds_w);
DECLARE_WRITE8_MEMBER(sexpert_mux_w);
@@ -326,6 +329,27 @@ READ8_MEMBER(novag6502_state::supercon_input2_r)
/******************************************************************************
+ Constellation Forte
+******************************************************************************/
+
+// TTL
+
+WRITE8_MEMBER(novag6502_state::cforte_control_w)
+{
+ // TODO: unknown lcd at d0-d3, clocks it 34 times with rowselect in lower bits
+ // d0: lcd data
+ // d1: lcd clock
+ // d2: lcd cs
+ // d3: unused?
+ m_lcd_control = data;
+
+ // other: same as supercon
+ supercon_control_w(space, offset, data);
+}
+
+
+
+/******************************************************************************
Super Expert
******************************************************************************/
@@ -448,6 +472,11 @@ static ADDRESS_MAP_START( supercon_map, AS_PROGRAM, 8, novag6502_state )
AM_RANGE(0x2000, 0xffff) AM_ROM
ADDRESS_MAP_END
+static ADDRESS_MAP_START( cforte_map, AS_PROGRAM, 8, novag6502_state )
+ AM_RANGE(0x1f00, 0x1f00) AM_READWRITE(supercon_input1_r, cforte_control_w)
+ AM_IMPORT_FROM( supercon_map )
+ADDRESS_MAP_END
+
// Super Expert / Super Forte
@@ -808,7 +837,7 @@ static MACHINE_CONFIG_START( cforte, novag6502_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M65C02, 5000000) // 5MHz
MCFG_CPU_PERIODIC_INT_DRIVER(novag6502_state, irq0_line_hold, 250) // guessed
- MCFG_CPU_PROGRAM_MAP(supercon_map)
+ MCFG_CPU_PROGRAM_MAP(cforte_map)
MCFG_NVRAM_ADD_1FILL("nvram")