diff options
Diffstat (limited to 'src/mame/drivers/mmd1.cpp')
-rw-r--r-- | src/mame/drivers/mmd1.cpp | 71 |
1 files changed, 42 insertions, 29 deletions
diff --git a/src/mame/drivers/mmd1.cpp b/src/mame/drivers/mmd1.cpp index 0f1dc9850e5..72516511c82 100644 --- a/src/mame/drivers/mmd1.cpp +++ b/src/mame/drivers/mmd1.cpp @@ -91,12 +91,17 @@ public: , m_cass(*this, "cassette") , m_uart(*this, "uart") , m_digits(*this, "digit%u", 0U) - { } + , m_p(*this, "p%u_%u", 0U, 0U) + { } void mmd1(machine_config &config); DECLARE_INPUT_CHANGED_MEMBER(reset_button); +protected: + virtual void machine_start() override; + virtual void machine_reset() override; + private: DECLARE_WRITE8_MEMBER(port00_w); DECLARE_WRITE8_MEMBER(port01_w); @@ -107,54 +112,56 @@ private: DECLARE_WRITE_LINE_MEMBER(so); TIMER_DEVICE_CALLBACK_MEMBER(kansas_r); DECLARE_WRITE_LINE_MEMBER(kansas_w); - u8 m_cass_data[4]; - bool m_cassinbit, m_cassoutbit, m_cassold; + void io_map(address_map &map); void mem_map(address_map &map); - virtual void machine_reset() override; + + u8 m_cass_data[4]; + bool m_cassinbit, m_cassoutbit, m_cassold; uint8_t m_return_code; - virtual void machine_start() override { m_digits.resolve(); } + required_device<i8080_cpu_device> m_maincpu; required_device<cassette_image_device> m_cass; required_device<ay31015_device> m_uart; output_finder<9> m_digits; + output_finder<3, 8> m_p; }; WRITE8_MEMBER( mmd1_state::port00_w ) { - output().set_value("p0_7", BIT(data,7) ? 0 : 1); - output().set_value("p0_6", BIT(data,6) ? 0 : 1); - output().set_value("p0_5", BIT(data,5) ? 0 : 1); - output().set_value("p0_4", BIT(data,4) ? 0 : 1); - output().set_value("p0_3", BIT(data,3) ? 0 : 1); - output().set_value("p0_2", BIT(data,2) ? 0 : 1); - output().set_value("p0_1", BIT(data,1) ? 0 : 1); - output().set_value("p0_0", BIT(data,0) ? 0 : 1); + m_p[0][7] = BIT(data,7) ? 0 : 1; + m_p[0][6] = BIT(data,6) ? 0 : 1; + m_p[0][5] = BIT(data,5) ? 0 : 1; + m_p[0][4] = BIT(data,4) ? 0 : 1; + m_p[0][3] = BIT(data,3) ? 0 : 1; + m_p[0][2] = BIT(data,2) ? 0 : 1; + m_p[0][1] = BIT(data,1) ? 0 : 1; + m_p[0][0] = BIT(data,0) ? 0 : 1; } WRITE8_MEMBER( mmd1_state::port01_w ) { - output().set_value("p1_7", BIT(data,7) ? 0 : 1); - output().set_value("p1_6", BIT(data,6) ? 0 : 1); - output().set_value("p1_5", BIT(data,5) ? 0 : 1); - output().set_value("p1_4", BIT(data,4) ? 0 : 1); - output().set_value("p1_3", BIT(data,3) ? 0 : 1); - output().set_value("p1_2", BIT(data,2) ? 0 : 1); - output().set_value("p1_1", BIT(data,1) ? 0 : 1); - output().set_value("p1_0", BIT(data,0) ? 0 : 1); + m_p[1][7] = BIT(data,7) ? 0 : 1; + m_p[1][6] = BIT(data,6) ? 0 : 1; + m_p[1][5] = BIT(data,5) ? 0 : 1; + m_p[1][4] = BIT(data,4) ? 0 : 1; + m_p[1][3] = BIT(data,3) ? 0 : 1; + m_p[1][2] = BIT(data,2) ? 0 : 1; + m_p[1][1] = BIT(data,1) ? 0 : 1; + m_p[1][0] = BIT(data,0) ? 0 : 1; } WRITE8_MEMBER( mmd1_state::port02_w ) { - output().set_value("p2_7", BIT(data,7) ? 0 : 1); - output().set_value("p2_6", BIT(data,6) ? 0 : 1); - output().set_value("p2_5", BIT(data,5) ? 0 : 1); - output().set_value("p2_4", BIT(data,4) ? 0 : 1); - output().set_value("p2_3", BIT(data,3) ? 0 : 1); - output().set_value("p2_2", BIT(data,2) ? 0 : 1); - output().set_value("p2_1", BIT(data,1) ? 0 : 1); - output().set_value("p2_0", BIT(data,0) ? 0 : 1); + m_p[2][7] = BIT(data,7) ? 0 : 1; + m_p[2][6] = BIT(data,6) ? 0 : 1; + m_p[2][5] = BIT(data,5) ? 0 : 1; + m_p[2][4] = BIT(data,4) ? 0 : 1; + m_p[2][3] = BIT(data,3) ? 0 : 1; + m_p[2][2] = BIT(data,2) ? 0 : 1; + m_p[2][1] = BIT(data,1) ? 0 : 1; + m_p[2][0] = BIT(data,0) ? 0 : 1; } // keyboard has a keydown and a keyup code. Keyup = last keydown + bit 7 set @@ -306,6 +313,12 @@ INPUT_CHANGED_MEMBER(mmd1_state::reset_button) m_maincpu->set_input_line(INPUT_LINE_RESET, newval ? ASSERT_LINE : CLEAR_LINE); } +void mmd1_state::machine_start() +{ + m_digits.resolve(); + m_p.resolve(); +} + void mmd1_state::machine_reset() { m_return_code = 0xff; |