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teammate: add port 0/1 read

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This commit is contained in:
hap 2022-12-11 14:40:46 +01:00
parent f94eb58855
commit 5508208e4b
1 changed files with 27 additions and 9 deletions
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36
src/mame/handheld/teammate.cpp
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@ -60,15 +60,19 @@ private:
void main_io(address_map &map);
void select_w(u8 data);
u8 select_r();
void led_w(u8 data);
u8 input_r();
u8 led_r();
void input_w(u8 data);
u8 sound_r();
u8 input_r();
void sound_w(u8 data);
u8 sound_r();
u8 m_inp_sel = 0;
u8 m_input = 0;
u8 m_sound = 0;
u8 m_select = 0;
u8 m_led_data = 0;
};
void teammate_state::machine_start()
@ -76,6 +80,8 @@ void teammate_state::machine_start()
save_item(NAME(m_inp_sel));
save_item(NAME(m_input));
save_item(NAME(m_sound));
save_item(NAME(m_select));
save_item(NAME(m_led_data));
}
@ -92,12 +98,29 @@ void teammate_state::select_w(u8 data)
// P02,P03,P05: input select
// P04: N/C
m_inp_sel = (data >> 3 & 4) | (data >> 2 & 3);
m_select = data;
}
u8 teammate_state::select_r()
{
return m_select;
}
void teammate_state::led_w(u8 data)
{
// P10-P17: DS8817N to leds
m_display->write_mx(bitswap<8>(~data,0,1,2,3,4,5,6,7));
m_led_data = data;
}
u8 teammate_state::led_r()
{
return m_led_data;
}
void teammate_state::input_w(u8 data)
{
m_input = data;
}
u8 teammate_state::input_r()
@ -112,11 +135,6 @@ u8 teammate_state::input_r()
return data | m_input;
}
void teammate_state::input_w(u8 data)
{
m_input = data;
}
void teammate_state::sound_w(u8 data)
{
// P50: speaker out
@ -143,8 +161,8 @@ void teammate_state::main_map(address_map &map)
void teammate_state::main_io(address_map &map)
{
map(0x00, 0x00).w(FUNC(teammate_state::select_w));
map(0x01, 0x01).w(FUNC(teammate_state::led_w));
map(0x00, 0x00).rw(FUNC(teammate_state::select_r), FUNC(teammate_state::select_w));
map(0x01, 0x01).rw(FUNC(teammate_state::led_r), FUNC(teammate_state::led_w));
map(0x04, 0x07).rw("psu", FUNC(f38t56_device::read), FUNC(f38t56_device::write));
}