Lantronix 900-332 manual Command 11h, Get Directions, Command 12h, Get Active Levels

Configurable Pins

0 means dedicated function (e.g., serial flow control, diagnostics) for configurable pin X.

Command 11h, Get Directions

Send:

No parameters

Response:

1 parameter

Bytes 1-4: Directions

Bit X 1 means GPIO X is an output.

0 means it is an input.

Command 12h, Get Active Levels

Send:

No parameters

Response:

1 parameter

Bytes 1-4: Active levels

Bit X 1 means GPIO X is active low (0V when active, 3.3V when inactive).

0 means it is active high (3.3V when active, 0V when inactive).

Command 13h, Get Current States

Send:

No parameters

Response:

1parameter Bytes 1-4: States

Bit X 1 means GPIO X is active 0 means it is inactive.

Command 19h, Set Directions

Send:

2parameters Bytes 1-4: Mask

Bit X 1 means the direction for GPIO X will be updated with the value in the second parameter.

0 means the direction for that GPIO will not change.

Bytes 5-8: New Directions

Bit X 1 means GPIO X will become an output.

0 means it will become an input.

Response:

1 parameter

WiPort™ User Guide 6-3