Z32F0641MCU Datasheet, PDF (56/205 Pages) Zilog, Inc. – High Performance low-power Cortex-M3 core

Z32F0641 Product Specification
Port Control Unit
5. Port Control Unit
Overview
The Port Control Unit (PCU) controls the external I/O configuration to:
 Set the multiplex state of each pin (for alternative functions)
 Set external signal type (Analog / Push-Pull output /Open Drain output /Input)
 Set enable/monitor/trigger type for interrupts for each pin
 Set internal pull-up register control for each pin
 Set debounce for each pin
Note: You must enable both the Port Periphreal and the Port Periphreal CLOCK in PER1/PCER1/ to use the
pins of the port.
APB BUS
Function I/Os
NVIC
PORT CONTROL
FUNCTION MUX
INTERRUPT
CONTROL
PA/PB/PC
PD/PE/PF
PORTs
Figure 5.1 Block Diagram
PS034404-0417
PRELIMINARY
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