Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-05-09 15:51:48 +03:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

apple2: corrected Joyport multiplexing [Golden Child]

Browse Source
This commit is contained in:
arbee 2019-09-06 22:08:00 -04:00
parent 18cbb7d521
commit 0075e8c519
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
src/devices/bus/a2gameio/joyport.cpp
View File

@ -76,23 +76,23 @@ void apple2_joyport_device::device_start()
READ_LINE_MEMBER(apple2_joyport_device::sw0_r) READ_LINE_MEMBER(apple2_joyport_device::sw0_r)
{ {
u8 port_read = m_an1 ? m_player2->read() : m_player1->read(); u8 port_read = m_an0 ? m_player2->read() : m_player1->read();
return BIT(port_read, 4); return BIT(port_read, 4);
} }
READ_LINE_MEMBER(apple2_joyport_device::sw1_r) READ_LINE_MEMBER(apple2_joyport_device::sw1_r)
{ {
u8 port_read = m_an1 ? m_player2->read() : m_player1->read(); u8 port_read = m_an0 ? m_player2->read() : m_player1->read();
return m_an0 ? BIT(port_read, 0) : BIT(port_read, 3); return m_an1 ? BIT(port_read, 0) : BIT(port_read, 3);
} }
READ_LINE_MEMBER(apple2_joyport_device::sw2_r) READ_LINE_MEMBER(apple2_joyport_device::sw2_r)
{ {
u8 port_read = m_an1 ? m_player2->read() : m_player1->read(); u8 port_read = m_an0 ? m_player2->read() : m_player1->read();
return m_an0 ? BIT(port_read, 2) : BIT(port_read, 1); return m_an1 ? BIT(port_read, 2) : BIT(port_read, 1);
} }
WRITE_LINE_MEMBER(apple2_joyport_device::an0_w) WRITE_LINE_MEMBER(apple2_joyport_device::an0_w)