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.