Tri-state Logic - Embedded Artistry

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Most modern GPIO lines are implemented as a tri-state buffer. This means that the GPIO line can effectively assume three values: logical 0 (connection to ground), logical 1 (connection to VCC), and High-impedance (also called ‘floating’, ‘Hi-Z’, ‘tri-stated’).

To access this content, you must purchase a Membership - check out the different options here. If you're a member, log in. Synonyms: Three-state LogicTags: Electrical Engineering, Programming « Back to Glossary IndexRelated Terms:
  • Glossary: General Purpose I/O
  • Glossary: VCC
  • Glossary: High-Impedance [High-Z]

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