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Diffstat (limited to 'src/mame/drivers/bzone.cpp')
-rw-r--r--src/mame/drivers/bzone.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/drivers/bzone.cpp b/src/mame/drivers/bzone.cpp
index 21c015838b6..0cc63850820 100644
--- a/src/mame/drivers/bzone.cpp
+++ b/src/mame/drivers/bzone.cpp
@@ -363,9 +363,9 @@ void redbaron_state::redbaron_map(address_map &map)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_NAME("Diagnostic Step") \
/* bit 6 is the VG HALT bit. We set it to "low" */\
/* per default (busy vector processor). */\
- PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER("avg", avg_bzone_device, done_r, nullptr)\
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_CUSTOM_MEMBER("avg", avg_bzone_device, done_r, nullptr)\
/* bit 7 is tied to a 3kHz clock */\
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, bzone_state,clock_r, nullptr)
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_CUSTOM_MEMBER(DEVICE_SELF, bzone_state,clock_r, nullptr)
#define BZONEDSW0\