Configurable Pins
64
WiPort™
User
Guide
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:
1
parameter
Bytes 1-4: States
Bit X 1 means GPIO X is active
0 means it is inactive.
Command 19h, Set Directions
Send:
2
parameters
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
Bytes 1-4: The updated directions