summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/includes/hh_tms1k.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/mame/includes/hh_tms1k.h')
-rw-r--r--src/mame/includes/hh_tms1k.h86
1 files changed, 86 insertions, 0 deletions
diff --git a/src/mame/includes/hh_tms1k.h b/src/mame/includes/hh_tms1k.h
new file mode 100644
index 00000000000..edcea970b64
--- /dev/null
+++ b/src/mame/includes/hh_tms1k.h
@@ -0,0 +1,86 @@
+// license:BSD-3-Clause
+// copyright-holders:hap, Sean Riddle, Kevin Horton
+/*
+
+ TMS1000 MCU series tabletops/handhelds or other simple devices.
+
+*/
+
+#ifndef _HH_TMS1K_H_
+#define _HH_TMS1K_H_
+
+
+#include "emu.h"
+#include "cpu/tms0980/tms0980.h"
+#include "sound/speaker.h"
+
+
+class hh_tms1k_state : public driver_device
+{
+public:
+ hh_tms1k_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu"),
+ m_inp_matrix(*this, "IN"),
+ m_speaker(*this, "speaker"),
+ m_display_wait(33),
+ m_display_maxy(1),
+ m_display_maxx(0)
+ { }
+
+ // devices
+ required_device<cpu_device> m_maincpu;
+ optional_ioport_array<11> m_inp_matrix; // max 11
+ optional_device<speaker_sound_device> m_speaker;
+
+ // misc common
+ UINT16 m_r; // MCU R-pins data
+ UINT16 m_o; // MCU O-pins data
+ UINT16 m_inp_mux; // multiplexed inputs mask
+ bool m_power_on;
+ bool m_power_led;
+
+ UINT8 read_inputs(int columns);
+ DECLARE_INPUT_CHANGED_MEMBER(power_button);
+ DECLARE_WRITE_LINE_MEMBER(auto_power_off);
+
+ // display common
+ int m_display_wait; // led/lamp off-delay in microseconds (default 33ms)
+ int m_display_maxy; // display matrix number of rows
+ int m_display_maxx; // display matrix number of columns (max 31 for now)
+
+ UINT32 m_grid; // VFD current row data
+ UINT32 m_plate; // VFD current column data
+
+ UINT32 m_display_state[0x20]; // display matrix rows data (last bit is used for always-on)
+ UINT16 m_display_segmask[0x20]; // if not 0, display matrix row is a digit, mask indicates connected segments
+ UINT32 m_display_cache[0x20]; // (internal use)
+ UINT8 m_display_decay[0x20][0x20]; // (internal use)
+
+ TIMER_DEVICE_CALLBACK_MEMBER(display_decay_tick);
+ void display_update();
+ void set_display_size(int maxx, int maxy);
+ void display_matrix(int maxx, int maxy, UINT32 setx, UINT32 sety);
+ void display_matrix_seg(int maxx, int maxy, UINT32 setx, UINT32 sety, UINT16 segmask);
+
+protected:
+ virtual void machine_start();
+ virtual void machine_reset();
+};
+
+
+// LED segments
+enum
+{
+ lA = 0x01,
+ lB = 0x02,
+ lC = 0x04,
+ lD = 0x08,
+ lE = 0x10,
+ lF = 0x20,
+ lG = 0x40,
+ lDP = 0x80
+};
+
+
+#endif /* _HH_TMS1K_H_ */