Serial Half Duplex implementation

Dependents:   4dofRoboticArmAX12 2014-Mx64 2014-ax12-test 2014-mx64-test

Fork of SerialHalfDuplex by Georgios Petrou

Files at this revision

API Documentation at this revision

Comitter:
aimen
Date:
Tue Apr 01 06:50:02 2014 +0000
Parent:
1:8fd1fa67565e
Commit message:
no change

Changed in this revision

SerialHalfDuplex.cpp Show annotated file Show diff for this revision Revisions of this file
SerialHalfDuplex.h Show annotated file Show diff for this revision Revisions of this file
--- a/SerialHalfDuplex.cpp	Wed Apr 03 16:42:49 2013 +0000
+++ b/SerialHalfDuplex.cpp	Tue Apr 01 06:50:02 2014 +0000
@@ -1,4 +1,4 @@
-/* mbed Microcontroller Library
+ /* mbed Microcontroller Library
  * Copyright (c) 2006-2012 ARM Limited
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
@@ -22,25 +22,25 @@
  * NOTE: This is an unsupported legacy untested library.
  */
 #include "SerialHalfDuplex.h"
-
+ 
 #if DEVICE_SERIAL
-
+ 
 #include "pinmap.h"
 #include "serial_api.h"
 #include "gpio_api.h"
-
+ 
 namespace mbed {
-
+ 
 SerialHalfDuplex::SerialHalfDuplex(PinName tx, PinName rx, const char *name)
     : Serial(tx, rx, name) {
     _txpin = tx;
     
-    //gpio_input(_txpin);         // set as input 
+    // set as input 
     gpio_set(_txpin); 
     pin_mode(_txpin, PullNone); // no pull
     pin_function(_txpin, 0);    // set as gpio
 }
-
+ 
 // To transmit a byte in half duplex mode:
 // 1. Disable interrupts, so we don't trigger on loopback byte
 // 2. Set tx pin to UART out
@@ -49,7 +49,7 @@
 //    transmit has occurred, and also clears the byte from the buffer.
 // 5. Return pin to input mode
 // 6. Re-enable interrupts
-
+ 
 int SerialHalfDuplex::_putc(int c) {
     int retc;
     
@@ -67,11 +67,11 @@
     
     return retc;
 }
-
+ 
 int SerialHalfDuplex::_getc(void) {
     return Serial::_getc();
 }
-
+ 
 } // End namespace
-
-#endif
+ 
+#endif
\ No newline at end of file
--- a/SerialHalfDuplex.h	Wed Apr 03 16:42:49 2013 +0000
+++ b/SerialHalfDuplex.h	Tue Apr 01 06:50:02 2014 +0000
@@ -25,15 +25,15 @@
 #define MBED_SERIALHALFDUPLEX_H
 
 #include "device.h"
-
+ 
 #if DEVICE_SERIAL
-
+ 
 #include "Serial.h"
 #include "PinNames.h"
 #include "PeripheralNames.h"
-
+ 
 namespace mbed {
-
+ 
 /* Class: SerialHalfDuplex
  * A serial port (UART) for communication with other devices using  
  * Half-Duplex, allowing transmit and receive on a single
@@ -75,7 +75,7 @@
  * For Simplex and Full-Duplex Serial communication, see <Serial>
  */
 class SerialHalfDuplex : public Serial {
-
+ 
 public:
     /* Constructor: SerialHalfDuplex
      * Create a half-duplex serial port, connected to the specified transmit
@@ -88,7 +88,7 @@
      *  rx - Receive pin
      */
     SerialHalfDuplex(PinName tx, PinName rx, const char *name = NULL);
-
+ 
 #if 0       // Inherited from Serial class, for documentation
     /* Function: baud
      *  Set the baud rate of the serial port
@@ -97,7 +97,7 @@
      *  baudrate - The baudrate of the serial port (default = 9600).
      */
     void baud(int baudrate);
-
+ 
     enum Parity {
         None = 0
         , Odd
@@ -105,7 +105,7 @@
         , Forced1
         , Forced0
     };
-
+ 
     /* Function: format
      *  Set the transmission format used by the Serial port
      *
@@ -117,7 +117,7 @@
      */
     void format(int bits = 8, Parity parity = Serial::None, int stop_bits 
 = 1);
-
+ 
     /* Function: putc
      *  Write a character
      *
@@ -125,7 +125,7 @@
      *  c - The character to write to the serial port
      */
     int putc(int c);
-
+ 
     /* Function: getc
      *  Read a character
      *
@@ -137,7 +137,7 @@
      *  returns - The character read from the serial port
      */
     int getc();
-
+ 
     /* Function: printf
      *  Write a formated string
      *
@@ -146,7 +146,7 @@
      *      variables to use in formating the string.
      */
     int printf(const char* format, ...);
-
+ 
     /* Function: scanf
      *  Read a formated string
      *
@@ -155,7 +155,7 @@
      *      followed by the pointers to variables to store the results.
      */
     int scanf(const char* format, ...);
-
+ 
     /* Function: readable
      *  Determine if there is a character available to read
      *
@@ -163,7 +163,7 @@
      *  returns - 1 if there is a character available to read, else 0
      */
     int readable();
-
+ 
     /* Function: writeable
      *  Determine if there is space available to write a character
      *
@@ -171,7 +171,7 @@
      *  returns - 1 if there is space to write a character, else 0
      */
     int writeable();
-
+ 
     /* Function: attach
      *  Attach a function to call whenever a serial interrupt is generated
      *
@@ -179,7 +179,7 @@
      *  fptr - A pointer to a void function, or 0 to set as none
      */
     void attach(void (*fptr)(void));
-
+ 
     /* Function: attach
      *  Attach a member function to call whenever a serial interrupt is generated
      *
@@ -189,19 +189,19 @@
      */
     template<typename T>
     void attach(T* tptr, void (T::*mptr)(void));
-
+ 
 #endif
-
+ 
 protected:
     PinName     _txpin;
-
+ 
     virtual int _putc(int c);
     virtual int _getc(void);
-
+ 
 }; // End class SerialHalfDuplex
-
+ 
 } // End namespace
-
+ 
 #endif
-
-#endif
+ 
+#endif
\ No newline at end of file