This document outlines the common Aid Codes for 5250.
*The AID (attention indicator) code identifies to the host system the function being requested from the keyboard.
*The Attention Identification Code is a byte sequence that is generated when the operator presses certain function keys. The following AIDs are supported by the 5250 protocol emulator
| Key | Aid Code (in Hex) |
|---|---|
| Command 1 | 31 |
| Function 2 | 32 |
| Keys 3 | 33 |
| 4 | 34 |
| 5 | 35 |
| 6 | 36 |
| 7 | 37 |
| 8 | 38 |
| 9 | 39 |
| 10 | 3A |
| 11 | 3B |
| 12 | 3C |
| 13 | B1 |
| 14 | B2 |
| 15 | B3 |
| 16 | B4 |
| 17 | B5 |
| 18 | B6 |
| 19 | B7 |
| 20 | B8 |
| 21 | B9 |
| 22 | BA |
| 23 | BB |
| 24 | BC |
| Clear | BD |
| Enter/Rec Adv | F1 |
| Help (not in | F3 |
| operator-error mode) | |
| Roll Down (or page up) | F4 |
| Roll up( or page down) | F5 |
| F6 | |
| Record Backspace | F8 |
| Auto Enter (for selector | 3F |
| light pen) |
* Aid Code Definitions taken from IBM