Device Status Report (DSR) is a control sequence that reports the terminal's status. The terminal responds with a DSR sequence.
DSR
CSI Ps n Copy
CSI Ps n
CSI ? Ps n Copy
CSI ? Ps n
If one of the statuses is a DECStatusReport, the sequence will use the DEC format.
The status reports to include
The DSR escape sequence
https://vt100.net/docs/vt510-rm/DSR.html
Device Status Report (
DSR) is a control sequence that reports the terminal's status. The terminal responds with aDSRsequence.If one of the statuses is a DECStatusReport, the sequence will use the DEC format.