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author | 2015-07-19 10:25:52 +0200 | |
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committer | 2015-07-19 10:25:52 +0200 | |
commit | f1de898fbaf568fb31c1c1c4c0c082decb5a0cf7 (patch) | |
tree | 82138f159a9dff19530d82d3eb31d13c7ff5536d /src/mess/includes | |
parent | 84b78891036ded4f62d338b3d466100d5e9f5a44 (diff) |
made tb303 a subclass of hh_ucom4_state
Diffstat (limited to 'src/mess/includes')
-rw-r--r-- | src/mess/includes/hh_ucom4.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/src/mess/includes/hh_ucom4.h b/src/mess/includes/hh_ucom4.h new file mode 100644 index 00000000000..79d51afccb9 --- /dev/null +++ b/src/mess/includes/hh_ucom4.h @@ -0,0 +1,66 @@ +// license:BSD-3-Clause +// copyright-holders:hap, Kevin Horton +/* + + NEC uCOM4 MCU tabletops/handhelds or other simple devices, + +*/ + +#ifndef _HH_UCOM4_H_ +#define _HH_UCOM4_H_ + + +#include "emu.h" +#include "cpu/ucom4/ucom4.h" +#include "sound/speaker.h" + + +class hh_ucom4_state : public driver_device +{ +public: + hh_ucom4_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<5> m_inp_matrix; // max 5 + optional_device<speaker_sound_device> m_speaker; + + // misc common + UINT8 m_port[9]; // MCU port A-I write data (optional) + UINT16 m_inp_mux; // multiplexed inputs mask + + UINT8 read_inputs(int columns); + + // 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); + +protected: + virtual void machine_start(); + virtual void machine_reset(); +}; + + +#endif /* _HH_UCOM4_H_ */ |