VCC Definition
A high-level input voltage represented as a high
(1) logic level in binary group values.
In an AHDL Text Design File (.tdf), VCC is a
predefined constant and keyword, and the default active node value.
In a VHDL Design File (.vhd), VCC is
represented by '1'. In a Verilog Design File
(.v), VCC is represented by 1. In
a Block Editor file, VCC is a primitive symbol.
VCC is represented as a high (1) logic
level in the Simulator and Waveform Editor.