// Commander X16 Emulator

// Copyright (c) 2022 Michael Steil

// All rights reserved. License: 2-clause BSD

#ifndef SERIAL_H

#define SERIAL_H

#include <stdint.h>

#define SERIAL_ATNIN_MASK   (1<<3)

#define SERIAL_CLOCKIN_MASK (1<<4)

#define SERIAL_DATAIN_MASK  (1<<5)

typedef struct {

	struct {

		int atn;

		int clk;

		int data;

	} in;

	struct {

		int clk;

		int data;

	} out;

} serial_port_t;

extern serial_port_t serial_port;

void serial_step(int clocks);

bool serial_port_read_clk();

bool serial_port_read_data();

#endif