| 符号表示 | 字符 | 名称 | ASCII 码 | 描述 |
|---|---|---|---|---|
| ^@ | NUL | 空字符 | 0 | Null character |
| ^A | SOH | 标题开始 | 1 | Start of Header |
| ^B | STX | 正文开始 | 2 | Start of Text |
| ^C | ETX | 正文结束 | 3 | End of Text |
| ^D | EOT | 传输结束 | 4 | End of Transmission |
| ^E | ENQ | 请求 | 5 | Enquiry |
| ^F | ACK | 确认 | 6 | Acknowledge |
| ^G | BEL | 响铃 | 7 | Bell |
| ^H | BS | 退格 | 8 | Backspace |
| ^I | TAB | 水平制表符 | 9 | Horizontal Tab |
| ^J | LF | 换行符 | 10 | Line Feed |
| ^K | VT | 垂直制表符 | 11 | Vertical Tab |
| ^L | FF | 换页符 | 12 | Form Feed |
| ^M | CR | 回车符 | 13 | Carriage Return |
| ^N | SO | 移出 | 14 | Shift Out |
| ^O | SI | 移入 | 15 | Shift In |
| ^P | DLE | 数据链路转义 | 16 | Data Link Escape |
| ^Q | DC1 | 设备控制1 | 17 | Device Control 1 (XON) |
| ^R | DC2 | 设备控制2 | 18 | Device Control 2 |
| ^S | DC3 | 设备控制3 | 19 | Device Control 3 (XOFF) |
| ^T | DC4 | 设备控制4 | 20 | Device Control 4 |
| ^U | NAK | 否定 | 21 | Negative Acknowledge |
| ^V | SYN | 同步空闲 | 22 | Synchronous Idle |
| ^W | ETB | 传输块结束 | 23 | End of Transmit Block |
| ^X | CAN | 取消 | 24 | Cancel |
| ^Y | EM | 介质中断 | 25 | End of Medium |
| ^Z | SUB | 替补 | 26 | Substitute |
| ^[ | ESC | 转义 | 27 | Escape |
| ^\ | FS | 文件分隔符 | 28 | File Separator |
| ^] | GS | 组分隔符 | 29 | Group Separator |
| ^^ | RS | 记录分隔符 | 30 | Record Separator |
| ^_ | US | 单元分隔符 | 31 | Unit Separator |