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Dynamically Redefined Character Set

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The Dynamically Redefined Character Set, or DRCS for short, was a feature of Digital Equipment Corporation's smart terminals starting with the VT200 series in 1983. DRCS added a RAM buffer where new glyphs could be uploaded from the host system using the Sixel data format.

References

  • "VT320 Soft Character Sets". VT100.net.