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Diffstat (limited to 'src/mame/miltonbradley/grandmaster.cpp')
| -rw-r--r-- | src/mame/miltonbradley/grandmaster.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/miltonbradley/grandmaster.cpp b/src/mame/miltonbradley/grandmaster.cpp index 984dbba3b63..0d2c0c269d0 100644 --- a/src/mame/miltonbradley/grandmaster.cpp +++ b/src/mame/miltonbradley/grandmaster.cpp @@ -127,7 +127,7 @@ u8 grandmas_state::irq_clear_r(offs_t offset) u8 grandmas_state::status_r() { // d0: magnet sensor - u8 data = m_board->magnet_r(); + u8 data = m_board->magnet_r() ^ 1; // d1,d3,d5: IRQ F/F Q for (int i = 0; i < 3; i++) |
