include/lnp/sys/lnp-logical.h File Reference

Internal LNP Interface: link networking protocol logical layer. More...

#include "../lnp-logical.h"
#include <time.h>

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Defines
#define	LNP_LOGICAL_BAUD_RATE   B2400
	baud rate
#define	LNP_LOGICAL_PARITY   SMR_P_ODD
	parity
#define	LNP_BYTE_TIME   MSECS_TO_TICKS(5)
	time to transmit a byte
#define	LNP_BYTE_TIMEOUT   (3*LNP_BYTE_TIME/2)
	timeout waiting for a byte
#define	LNP_BYTE_SAFE   (4*LNP_BYTE_TIME)
	delay before transmitting a byte
#define	LNP_WAIT_TXOK   (2*LNP_BYTE_TIMEOUT)
	delay after good transmit
#define	LNP_WAIT_COLL   (4*LNP_BYTE_TIMEOUT)
	delay after collision
#define	TX_COLL   (-1)
	not transmitting, last xmit was collision
#define	TX_IDLE   ( 0)
	not transmitting, last xmit OK
#define	TX_ACTIVE   ( 1)
	currently transmitting
Functions
void	lnp_logical_init (void)
	Initialize the logical layer (IR port).
void	lnp_logical_shutdown (void)
	Shutdown the logical layer (IR port).
void	txend_handler (void)
	Callback: end of transmission.
Variables
volatile signed char	tx_state
	transmit status

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Detailed Description

Internal LNP Interface: link networking protocol logical layer.

Author:

Markus L. Noga <markus@noga.de>

Definition in file lnp-logical.h.

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Define Documentation

#define LNP_BYTE_SAFE   (4*LNP_BYTE_TIME)

delay before transmitting a byte Definition at line 60 of file lnp-logical.h.

#define LNP_BYTE_TIME   MSECS_TO_TICKS(5)

time to transmit a byte Definition at line 56 of file lnp-logical.h.

#define LNP_BYTE_TIMEOUT   (3*LNP_BYTE_TIME/2)

timeout waiting for a byte Definition at line 59 of file lnp-logical.h.

#define LNP_LOGICAL_BAUD_RATE   B2400

baud rate Definition at line 54 of file lnp-logical.h.

#define LNP_LOGICAL_PARITY   SMR_P_ODD

parity Definition at line 55 of file lnp-logical.h.

#define LNP_WAIT_COLL   (4*LNP_BYTE_TIMEOUT)

delay after collision Definition at line 63 of file lnp-logical.h.

#define LNP_WAIT_TXOK   (2*LNP_BYTE_TIMEOUT)

delay after good transmit Definition at line 62 of file lnp-logical.h.

#define TX_ACTIVE   ( 1)

currently transmitting Definition at line 68 of file lnp-logical.h.

#define TX_COLL   (-1)

not transmitting, last xmit was collision Definition at line 66 of file lnp-logical.h.

#define TX_IDLE   ( 0)

not transmitting, last xmit OK Definition at line 67 of file lnp-logical.h.

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Function Documentation

void lnp_logical_init (  void   )

Initialize the logical layer (IR port).

void lnp_logical_shutdown (  void   )

Shutdown the logical layer (IR port).

void txend_handler (  void   )

Callback: end of transmission.

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Variable Documentation

volatile signed char tx_state

transmit status Definition at line 77 of file lnp-logical.h.

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brickOS is released under the Mozilla Public License. Original code copyright 1998-2002 by the authors.

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