| fdserial library v0.86 Functions for connecting with full duplex serial devices

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fdserial.h
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1
32 #ifndef __FDSerial_H
33 #define __FDSerial_H
34
35 #include "simpletext.h"
36
37 #ifdef __cplusplus
38 extern "C"
39 {
40 #endif
41
49 typedef text_t fdserial;
50
54 #define FDSERIAL_BUFF_MASK 0x3f
55
59 #define FDSERIAL_MODE_NONE 0
60
64 #define FDSERIAL_MODE_INVERT_RX 1
65
69 #define FDSERIAL_MODE_INVERT_TX 2
70
75 #define FDSERIAL_MODE_OPENDRAIN_TX 4
76
80 #define FDSERIAL_MODE_IGNORE_TX_ECHO 8
81
85 typedef struct fdserial_struct
86 { int rx_head; int rx_tail; int tx_head; int tx_tail; int rx_pin; int tx_pin; int mode; int ticks; char *buffptr;
96 } fdserial_st;
97
118 fdserial *fdserial_open(int rxpin, int txpin, int mode, int baudrate);
119
125 void fdserial_close(fdserial *term);
126
136 int fdserial_rxCheck(fdserial *term);
137
143 void fdserial_rxFlush(fdserial *term);
144
153 int fdserial_rxReady(fdserial *term);
154
165 int fdserial_rxTime(fdserial *term, int ms);
166
175 int fdserial_rxChar(fdserial *term);
176
186 int fdserial_rxCount(fdserial *term);
187
193 int fdserial_rxPeek(fdserial *term);
194
205 int fdserial_txChar(fdserial *term, int txbyte);
206
214 int fdserial_txEmpty(fdserial *term);
215
219 void fdserial_txFlush(fdserial *term);
220
221 #ifdef __cplusplus
222 }
223 #endif
224
225 #endif
226 /* __FDSerial_H */
227
228