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24 lines
601 B
C
24 lines
601 B
C
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#pragma once
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#include <stdint.h>
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#include "common/buffers.h"
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extern volatile uint8_t *serial_reg;
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void serial_rx_advance();
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void serial_rx_push(uint8_t value);
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int serial_tx_empty();
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uint8_t serial_tx_pop();
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void serial_tx_push(uint8_t value);
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void serial_fifo_init();
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#define ACIA_STATUS_PARITY 0b00000001
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#define ACIA_STATUS_FRAMNG 0b00000010
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#define ACIA_STATUS_RXOVER 0b00000100
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#define ACIA_STATUS_RXFULL 0b00001000
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#define ACIA_STATUS_TXEMTY 0b00010000
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#define ACIA_STATUS_DCD 0b00100000
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#define ACIA_STATUS_DSR 0b01000000
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#define ACIA_STATUS_IRQ 0b10000000
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