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Diffstat (limited to 'src/mame/drivers/r2dtank.cpp')
-rw-r--r--src/mame/drivers/r2dtank.cpp1
1 files changed, 0 insertions, 1 deletions
diff --git a/src/mame/drivers/r2dtank.cpp b/src/mame/drivers/r2dtank.cpp
index 8860359a3fb..0d701f85636 100644
--- a/src/mame/drivers/r2dtank.cpp
+++ b/src/mame/drivers/r2dtank.cpp
@@ -348,7 +348,6 @@ void r2dtank_state::r2dtank_main_map(address_map &map)
void r2dtank_state::r2dtank_audio_map(address_map &map)
{
- map(0x0000, 0x007f).ram(); /* internal RAM */
map(0xd000, 0xd003).rw("pia_audio", FUNC(pia6821_device::read), FUNC(pia6821_device::write));
map(0xf000, 0xf000).rw(FUNC(r2dtank_state::audio_command_r), FUNC(r2dtank_state::audio_answer_w));
map(0xf800, 0xffff).rom();