26 lines
518 B
C
26 lines
518 B
C
#pragma once
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#include <stdint.h>
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/** Must call first **/
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void paracomm_init();
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/** Sends a single byte.
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* Returns: 0 if no error, non-0 otherwise.
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*/
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int paracomm_send(uint8_t b);
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/** Receive some bytes.
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* Returns: number of bytes copied
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*/
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uint8_t paracomm_recv(uint8_t* buf, uint8_t size);
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/** Call after reading a nibble from the port */
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void paracomm_feed(uint8_t n);
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/** Yields the next byte to send out the port */
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uint8_t paracomm_nextbyte();
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/** Returns non-zero if busy */
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uint8_t paracomm_busy();
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