TsctlDIOGetDesc

From embeddedTS Manuals

The function returns the synchronous state of the specified DIO DIONum relative to the DIO object. The value returned is the state of the DIO as of the last Refresh call.

typedef enum {
  INPUT_LOW=-3, // DIO is an INPUT and read LOW
  INPUT_HIGH=-2, // DIO is an INPUT and read HIGH
  INPUT=-1, // set DIO to an INPUT
  LOW=0, // set DIO to an OUTPUT and drive LOW
  HIGH=1 // set DIO to an OUTPUT and drive HIGH
} DIOState;