To have your program perform the panel lamp test, use the API DoLampTest (use the uppercase and lowercase shown).
There are no restrictions on the use of this command.
This API returns the following information:
| Bytes 0 and 1 | Bytes 2 and 3 | Bytes 4 through 4+N |
|---|---|---|
| 16-bit return code 0 => Command successful 1 => Command unsuccessful |
16-bit additional data length N = 0 | Not applicable |