Secondary Device Attributes (DA2) is a control sequence that reports the terminal's secondary device attributes.
CSI > cCSI > 0 cCSI > Ps ; ... c Copy
CSI > cCSI > 0 cCSI > Ps ; ... c
https://vt100.net/docs/vt510-rm/DA2.html
Secondary Device Attributes (DA2) is a control sequence that reports the terminal's secondary device attributes.