diff options
Diffstat (limited to 'src/mame/video/decodmd1.cpp')
-rw-r--r-- | src/mame/video/decodmd1.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/video/decodmd1.cpp b/src/mame/video/decodmd1.cpp index ed58f706334..ab5f133b1ef 100644 --- a/src/mame/video/decodmd1.cpp +++ b/src/mame/video/decodmd1.cpp @@ -125,7 +125,7 @@ WRITE_LINE_MEMBER(decodmd_type1_device::rowdata_w) WRITE_LINE_MEMBER(decodmd_type1_device::rowclock_w) { - if (!state & m_rowclock) // on negative edge + if (~state & m_rowclock) // on negative edge m_rowselect = (m_rowselect << 1) | m_rowdata; m_rowclock = state; } |