pub struct PortRegisters { /* private fields */ }
Expand description

A port and its associated registers on the MOS 6522 VIA or MOS 6526 CIA.

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impl PortRegisters

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pub fn new(port: Box<dyn Port>) -> Self

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pub fn read(&mut self) -> u8

Read from the port, respecting the DDR.

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pub fn write(&mut self, value: u8)

Write to the port, respecting the DDR.

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pub fn poll(&mut self, cycles_since_poll: u64, total_cycle_count: u64) -> bool

Poll the underlying port for interrupts.

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pub fn reset(&mut self)

Reset the port to its initial state.

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