fdserial library
v0.85
Functions for connecting with full duplex serial devices
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fdserial.h
Go to the documentation of this file.
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#ifndef __FDSerial_H
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#define __FDSerial_H
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#include "simpletext.h"
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#ifdef __cplusplus
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extern
"C"
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{
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#endif
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typedef
text_t fdserial;
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#define FDSERIAL_BUFF_MASK 0x3f
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#define FDSERIAL_MODE_NONE 0
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#define FDSERIAL_MODE_INVERT_RX 1
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#define FDSERIAL_MODE_INVERT_TX 2
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#define FDSERIAL_MODE_OPENDRAIN_TX 4
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#define FDSERIAL_MODE_IGNORE_TX_ECHO 8
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typedef
struct
fdserial_struct
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{
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int
rx_head;
/* receive buffer head */
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int
rx_tail;
/* receive buffer tail */
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int
tx_head;
/* transmit buffer head */
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int
tx_tail;
/* transmit buffer tail */
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int
rx_pin;
/* recieve pin */
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int
tx_pin;
/* transmit pin */
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int
mode;
/* interface mode */
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int
ticks;
/* clkfreq / baud */
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char
*buffptr;
/* pointer to rx buffer */
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}
fdserial_st
;
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fdserial *
fdserial_open
(
int
rxpin,
int
txpin,
int
mode,
int
baudrate);
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void
fdserial_close
(fdserial *term);
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int
fdserial_rxCheck
(fdserial *term);
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void
fdserial_rxFlush
(fdserial *term);
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int
fdserial_rxReady
(fdserial *term);
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int
fdserial_rxTime
(fdserial *term,
int
ms);
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int
fdserial_rxChar
(fdserial *term);
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int
fdserial_txChar
(fdserial *term,
int
txbyte);
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int
fdserial_txEmpty
(fdserial *term);
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void
fdserial_txFlush
(fdserial *term);
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#ifdef __cplusplus
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}
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#endif
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#endif
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/* __FDSerial_H */
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