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Diffstat (limited to 'src/mame/machine/nl_hazelvid.cpp')
-rw-r--r--src/mame/machine/nl_hazelvid.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mame/machine/nl_hazelvid.cpp b/src/mame/machine/nl_hazelvid.cpp
index acfb9a5e625..49e9ce209e2 100644
--- a/src/mame/machine/nl_hazelvid.cpp
+++ b/src/mame/machine/nl_hazelvid.cpp
@@ -20,6 +20,10 @@ NETLIST_START(hazelvid)
PARAM(NETLIST.USE_DEACTIVATE, 1)
ANALOG_INPUT(V5, 5)
+ ALIAS(VCC, V5) // no-ttl-dip devices need VCC!
+
+ ALIAS(VSS, V5) // CMOS/MOS default +
+ ALIAS(VDD, GND) // CMOS/MOS default -
TTL_INPUT(high, 1)
TTL_INPUT(low, 0)