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hp/hp80.cpp: Fixed keyboard issue on hp86b_001 & hp86b_004. (#10668)

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fulivi 2022-12-09 19:28:49 +01:00 committed by GitHub
parent 7154a0d3a4
commit 45faf34dbb
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1 changed files with 7 additions and 1 deletions
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8
src/mame/hp/hp80.cpp
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@ -203,6 +203,7 @@ protected:
// State of keyboard
ioport_value m_kb_state[ 3 ];
bool m_int_kb_enabled;
bool m_kb_enable;
bool m_kb_pressed;
bool m_kb_flipped;
@ -325,6 +326,7 @@ void hp80_base_state::machine_start()
save_item(NAME(m_halt_lines));
save_pointer(NAME(m_kb_state) , 3);
save_item(NAME(m_kb_enable));
save_item(NAME(m_int_kb_enabled));
save_item(NAME(m_kb_pressed));
save_item(NAME(m_kb_flipped));
save_item(NAME(m_kb_lang_readout));
@ -346,6 +348,7 @@ void hp80_base_state::machine_reset()
m_kb_state[ 2 ] = 0;
m_kb_keycode = 0xff;
m_kb_enable = true;
m_int_kb_enabled = false;
m_kb_pressed = false;
m_kb_flipped = false;
m_kb_lang_readout = false;
@ -463,6 +466,9 @@ void hp80_base_state::keysts_w(uint8_t data)
if (m_has_int_keyb) {
m_kb_lang_readout = BIT(data , 2);
m_kb_raw_readout = BIT(data , 3);
if (!m_int_kb_enabled && (data & 0x0f) == 1) {
m_int_kb_enabled = true;
}
}
m_dac->write(BIT(data , 5));
m_beep->set_state(BIT(data , 6));
@ -717,7 +723,7 @@ TIMER_DEVICE_CALLBACK_MEMBER(hp80_base_state::kb_scan)
input[ 1 ] = m_io_key1->read();
input[ 2 ] = m_io_key2->read();
if (m_kb_enable) {
if (m_kb_enable && (!m_has_int_keyb || m_int_kb_enabled)) {
uint8_t row;
uint8_t col;