Port Link Control / Port A’s Handshake Specification / Port Handshake Specification / Port A/B Configuration / port I/Olines / PORT B ONLY / Bidirectional Port / Port B / Port A / Port C Bit Utilization Functional Description / TO PORT TO PORT / I/O port / Input Port / Output Port / Port C / Wire Handshake port / Port B. Counter/Timer / Port C. PCLK / /