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Diffstat (limited to 'src/mame/drivers/mod8.cpp')
-rw-r--r-- | src/mame/drivers/mod8.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mame/drivers/mod8.cpp b/src/mame/drivers/mod8.cpp index 3ee57a70668..6ce16207aab 100644 --- a/src/mame/drivers/mod8.cpp +++ b/src/mame/drivers/mod8.cpp @@ -122,6 +122,7 @@ void mod8_state::mem_map(address_map &map) void mod8_state::io_map(address_map &map) { map.unmap_value_high(); + map.global_mask(0x1f); map(0x00, 0x00).r(FUNC(mod8_state::tty_r)); map(0x0a, 0x0a).w(FUNC(mod8_state::out_w)); map(0x0b, 0x0b).w(FUNC(mod8_state::tty_w)); |