TsctlEDIOQueryFunctionDesc
From embeddedTS Manuals
Return a list of top-level logical DIO numbers which support the specified EDIO function type. The type parameter must be one of the following:
typedef enum EDIOType {
EDIO_PWM=1,
EDIO_QUADRATURE=2,
EDIO_EDGECOUNT=3,
EDIO_GLITCHED=4
} EDIOType;