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Diffstat (limited to 'src/mame/drivers/alpha68k_n.cpp')
-rw-r--r--src/mame/drivers/alpha68k_n.cpp10
1 files changed, 5 insertions, 5 deletions
diff --git a/src/mame/drivers/alpha68k_n.cpp b/src/mame/drivers/alpha68k_n.cpp
index 2a09a07f63b..b997ec5943c 100644
--- a/src/mame/drivers/alpha68k_n.cpp
+++ b/src/mame/drivers/alpha68k_n.cpp
@@ -339,11 +339,11 @@ void alpha68k_N_state::sound_map(address_map &map)
map(0xe004, 0xe004).w("dac", FUNC(dac_byte_interface::data_w));
map(0xe006, 0xe00e).nopw(); // soundboard I/O's, ignored
/* reference only
- AM_RANGE(0xe006, 0xe006) AM_WRITENOP // NMI: diminishing saw-tooth
- AM_RANGE(0xe008, 0xe008) AM_WRITENOP // NMI: 00
- AM_RANGE(0xe00a, 0xe00a) AM_WRITENOP // RST38: 20
- AM_RANGE(0xe00c, 0xe00c) AM_WRITENOP // RST30: 00 on entry
- AM_RANGE(0xe00e, 0xe00e) AM_WRITENOP // RST30: 00,02,ff on exit(0x1d88)
+ map(0xe006, 0xe006).nopw(); // NMI: diminishing saw-tooth
+ map(0xe008, 0xe008).nopw(); // NMI: 00
+ map(0xe00a, 0xe00a).nopw(); // RST38: 20
+ map(0xe00c, 0xe00c).nopw(); // RST30: 00 on entry
+ map(0xe00e, 0xe00e).nopw(); // RST30: 00,02,ff on exit(0x1d88)
*/
}