The type of IOCTL operation desired. Read the manual carefully when using these. There are some specific methods that must be followed to use correctly.
| Enumerator |
|---|
| IOCTL_READ_COMM_PARAM | Read communication parameters.
|
| IOCTL_SET_ADDRESS | Set device slave ID.
|
| IOCTL_SET_COMM_PARAM | Set communication parameters.
|
| IOCTL_GET_PIO | Get direction of programmable I/O.
|
| IOCTL_SET_PIO | Set direction of programmable I/O.
|
| IOCTL_GET_ADDA_CONFIG | Get A/D configuration information.
|
| IOCTL_SET_ADDA_CONFIG | Set the A/D configuration.
|
| IOCTL_GET_EXT_CONFIG | Extended module id (SeaDAC).
|
| IOCTL_GET_ADDA_EXT_CONFIG | Information about D/A jumpers.
|