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author AJR <ajrhacker@users.noreply.github.com>2018-05-11 17:00:47 -0400
committer AJR <ajrhacker@users.noreply.github.com>2018-05-11 17:00:47 -0400
commit718b23d7731556da9769ab6cae5ed65ffe88a509 (patch)
tree2e36dc006231c247abd7f9eac7489554b020a80b /src/mame/drivers/alpha68k.cpp
parentc8b72e09bf34c80711bcd9b6c5486f9e3881fe40 (diff)
alpha68k.cpp: Sound interrupt frequency correction (nw)
Diffstat (limited to 'src/mame/drivers/alpha68k.cpp')
-rw-r--r--src/mame/drivers/alpha68k.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/alpha68k.cpp b/src/mame/drivers/alpha68k.cpp
index 040e387e470..6136f72f523 100644
--- a/src/mame/drivers/alpha68k.cpp
+++ b/src/mame/drivers/alpha68k.cpp
@@ -2219,7 +2219,7 @@ MACHINE_CONFIG_START(alpha68k_state::alpha68k_V)
MCFG_DEVICE_ADD("audiocpu", Z80, 24_MHz_XTAL / 4)
MCFG_DEVICE_PROGRAM_MAP(sound_map)
MCFG_DEVICE_IO_MAP(sound_portmap)
- MCFG_DEVICE_PERIODIC_INT_DRIVER(alpha68k_state, alpha68k_sound_nmi, 8500)
+ MCFG_DEVICE_PERIODIC_INT_DRIVER(alpha68k_state, alpha68k_sound_nmi, ALPHA68K_PIXEL_CLOCK / ALPHA68K_HTOTAL / 2)
MCFG_MACHINE_START_OVERRIDE(alpha68k_state,alpha68k_V)
MCFG_MACHINE_RESET_OVERRIDE(alpha68k_state,alpha68k_V)