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Diffstat (limited to 'src/mame/drivers/system1.c')
-rw-r--r--src/mame/drivers/system1.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/drivers/system1.c b/src/mame/drivers/system1.c
index 67a15ee24d5..82dbb094fa8 100644
--- a/src/mame/drivers/system1.c
+++ b/src/mame/drivers/system1.c
@@ -428,8 +428,8 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( sound_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0x7fff) AM_ROM
AM_RANGE(0x8000, 0x87ff) AM_MIRROR(0x1800) AM_RAM
- AM_RANGE(0xa000, 0xa003) AM_MIRROR(0x1ffc) AM_WRITE(sn76496_0_w) /* Choplifter writes to the four addresses */
- AM_RANGE(0xc000, 0xc003) AM_MIRROR(0x1ffc) AM_WRITE(sn76496_1_w) /* in sequence */
+ AM_RANGE(0xa000, 0xa003) AM_MIRROR(0x1ffc) AM_DEVWRITE(SOUND, "sn1", sn76496_w) /* Choplifter writes to the four addresses */
+ AM_RANGE(0xc000, 0xc003) AM_MIRROR(0x1ffc) AM_DEVWRITE(SOUND, "sn2", sn76496_w) /* in sequence */
AM_RANGE(0xe000, 0xe000) AM_MIRROR(0x1fff) AM_READ(soundlatch_r)
ADDRESS_MAP_END