Specifications

Data and Direction Control Registers
5-10
Table 5–5. PADATDIR I/O Pin Designation (Assuming Pins Have Been Selected as I/O;
i.e., Secondary Function)
I/O Port Data Bit Pin Name
IOPA0 SCITXD/IOPA0
IOPA1 SCIRXD/IOPA1
IOPA2 XINT1/IOPA2
†
IOPA3 CAP1/QEP1/IOPA3
IOPA4 CAP2/QEP2/IOPA4
IOPA5 CAP3/IOPA5
IOPA6 CMP1/IOPA6
IOPA7
CMP2/IOPA7
†
There is no IOPA2 pin in ’2402 devices.