diff options
Diffstat (limited to 'src/mame/drivers')
-rw-r--r-- | src/mame/drivers/pp.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/drivers/pp.cpp b/src/mame/drivers/pp.cpp index a16b62a719b..30ae4f265fd 100644 --- a/src/mame/drivers/pp.cpp +++ b/src/mame/drivers/pp.cpp @@ -210,13 +210,13 @@ u8 pp_state::kbd_cols_r() READ_LINE_MEMBER(pp_state::cntl_r) { // pin 1 of J13 connector - return (m_modifiers->read() & 0x5) != 0x5; + return (m_modifiers->read() & 0x5) == 0x5; } READ_LINE_MEMBER(pp_state::shift_r) { // pin 3 of J13 connector - return (m_modifiers->read() & 0x6) != 0x6; + return (m_modifiers->read() & 0x6) == 0x6; } WRITE_LINE_MEMBER(pp_state::printer_busy_w) |