What means
It changes 1 to 0 and 0 to 1. A logic gate turns simple 0-or-1 inputs into a result. With an AND gate (both inputs must be 1), this yields NAND; with an OR gate (either can be 1), NOR.
The character maps to the Sharp MZ-700’s European alternate display set, an extra table of screen characters. The MZ-700 series dates to 1982; Unicode later preserved the glyph.
Technical circuit notation; outside a schematic, its role may be unclear.
Don't confuse it with
4Questions people ask
1Why does this symbol display as a box?
Your font likely lacks its glyph. Unicode 16.0 in 2024 introduced it, so older fonts may show a missing-glyph box; a font with support can display it.
How to type
𜰘\1CC18Codes and encoding1 code points
A visible symbol can contain several code points. JS .length counts UTF-16 units; UTF-8 counts bytes.
