User guide

Serial Session Viewer terminal emulation modes 239
VT102 receive code Action
Delete Character (DHC)
Deletes n characters starting with the character at the current cursor position, and
moves all remaining characters left n positions. n spaces are inserted at the right
margin.
Insert Line (IL)
Inserts n lines at the line where the cursor is currently positioned. Lines displayed
below the cursor position move down. Lines moved past the bottom margin are lost.
Delete Line (DL)
Deletes n lines starting with the line where the cursor is currently positioned. As lines
are deleted, lines below the cursor position move up.
VT100 terminal emulation
VT100 Special Keys and Control Keys lists the VT100 special key and Control key combinations and
indicates HP encoding/decoding support, where Yes indicates supported and No indicates not
supported.
Key Hex code Function mnemonic Encode/decode
Return 0D CR Yes/Yes
Linefeed 0A LF Yes/Yes
Backspace 08 BS Yes/Yes
Tab 09 HT Yes/Yes
Spacebar 20 (SP) Yes/Yes
Esc 1B ESC Yes/No
Ctrl+Spacebar 00 NUL Yes/No
Ctrl+A 01 SOH Yes/No
Ctrl+B 02 STX Yes/No
Ctrl+C 03 ETX Yes/No
Ctrl+D 04 EOT Yes/No
Ctrl+E 05 ENQ Yes/No
Ctrl+F 06 ACK Yes/No
Ctrl+G 07 BELL Yes/Yes
Ctrl+H 08 BS Yes/Yes
Ctrl+I 09 HT Yes/Yes
Ctrl+J 0A LF Yes/Yes
Ctrl+K 0B VT Yes/No
Ctrl+L 0C FF Yes/No
Ctrl+M 0D CR Yes/No
Ctrl+N 0E SO Yes/No
Ctrl+O 0F SI Yes/No
Ctrl+P 10 DLE Yes/No
Ctrl+Q 11 DC1 or XON Yes/No
Ctrl+R 12 DC2 Yes/No
Ctrl+S 13 DC3 or XOFF Yes/No
Ctrl+T 14 DC4 Yes/No
Ctrl+U 15 NAK Yes/No