summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/drivers/cc40.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/mame/drivers/cc40.cpp')
-rw-r--r--src/mame/drivers/cc40.cpp2
1 files changed, 0 insertions, 2 deletions
diff --git a/src/mame/drivers/cc40.cpp b/src/mame/drivers/cc40.cpp
index c0f60554e7e..669d2536155 100644
--- a/src/mame/drivers/cc40.cpp
+++ b/src/mame/drivers/cc40.cpp
@@ -78,7 +78,6 @@
#include "cpu/tms7000/tms7000.h"
#include "machine/nvram.h"
#include "sound/dac.h"
-#include "sound/volt_reg.h"
#include "video/hd44780.h"
#include "emupal.h"
@@ -614,7 +613,6 @@ void cc40_state::cc40(machine_config &config)
/* sound hardware */
SPEAKER(config, "speaker").front_center();
DAC_1BIT(config, "dac").add_route(ALL_OUTPUTS, "speaker", 0.25);
- VOLTAGE_REGULATOR(config, "vref").add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT);
/* cartridge */
GENERIC_CARTSLOT(config, "cartslot", generic_plain_slot, "cc40_cart", "bin,rom,256").set_device_load(FUNC(cc40_state::cart_load));