Diff: I2C.h

Revision:

0:82220227f4fa

Child:

1:6b7f447ca868

diff -r 000000000000 -r 82220227f4fa I2C.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/I2C.h	Tue Apr 08 14:12:21 2008 +0000
@@ -0,0 +1,79 @@
+/* mbed Microcontroller Library - I2C
+ * Copyright (c) 2007-2008, sford
+ */
+ 
+#ifndef MBED_I2C_H
+#define MBED_I2C_H
+
+#include "Base.h"
+
+namespace mbed {
+
+/* Class: I2C
+ *  An I2C Master, used for communicating with I2C slave devices
+ */
+class I2C : public Base {
+
+public:
+
+	/* Group: Configuration Methods */
+
+	/* Constructor: I2C
+	 *  Create an I2C Master interface, connected to the specified pins
+	 *
+	 * Variables:
+	 *  sda - I2C data line pin
+	 *  scl - I2C clock line pin
+     *
+	 * Pin Options:
+	 *  (9, 10) or (28, 27)	 
+	 */
+	I2C(int sda, int scl);
+	
+	/* Function: frequency
+	 *  Set the frequency of the I2C interface
+	 *
+	 * Variables:
+	 *  hz - The bus frequency in hertz
+	 */
+	void frequency(int hz);
+	
+	/* Group: Access Methods */
+		
+	/* Function: read
+	 *  Read from an I2C slave
+	 *
+	 * Variables:
+	 *  address - 7-bit I2C slave address (0-127)
+	 *  data - Pointer to the byte-array to read data in to 
+	 *  length - Number of bytes to read
+	 */ 
+	void read(int address, char* data, int length); 
+
+	/* Function: write
+	 *  Write to an I2C slave
+	 *
+	 * Variables:
+	 *  address - 7-bit I2C slave address (0-127)
+	 *  data - Pointer to the byte-array data to send 
+	 *  length - Number of bytes to send
+	 */ 
+	void write(int address, char* data, int length);
+
+protected:
+
+	void configure();
+	
+	int _id;
+
+	int _uid;
+	static int _uidcounter;
+		
+	int _hz;
+	static int _config[3];	
+		
+};
+
+}
+
+#endif
\ No newline at end of file