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Diff: I2C.h
- Revision:
- 43:e2ed12d17f06
- Parent:
- 27:7110ebee3484
- Child:
- 44:24d45a770a51
--- a/I2C.h Wed Aug 29 12:44:47 2012 +0100
+++ b/I2C.h Fri Oct 26 17:40:46 2012 +0100
@@ -16,21 +16,22 @@
namespace mbed {
-/* Class: I2C
- * An I2C Master, used for communicating with I2C slave devices
+/** An I2C Master, used for communicating with I2C slave devices
*
* Example:
- * > // Read from I2C slave at address 0x62
- * >
- * > #include "mbed.h"
- * >
- * > I2C i2c(p28, p27);
- * >
- * > int main() {
- * > int address = 0x62;
- * > char data[2];
- * > i2c.read(address, data, 2);
- * > }
+ * @code
+ * // Read from I2C slave at address 0x62
+ *
+ * #include "mbed.h"
+ *
+ * I2C i2c(p28, p27);
+ *
+ * int main() {
+ * int address = 0x62;
+ * char data[2];
+ * i2c.read(address, data, 2);
+ * }
+ * @endcode
*/
class I2C : public Base {
@@ -48,79 +49,75 @@
, ACK = 1
};
- /* Constructor: I2C
- * Create an I2C Master interface, connected to the specified pins
+ /** Create an I2C Master interface, connected to the specified pins
*
- * Variables:
- * sda - I2C data line pin
- * scl - I2C clock line pin
+ * @param sda I2C data line pin
+ * @param scl I2C clock line pin
*/
I2C(PinName sda, PinName scl, const char *name = NULL);
- /* Function: frequency
- * Set the frequency of the I2C interface
+ /** Set the frequency of the I2C interface
*
- * Variables:
- * hz - The bus frequency in hertz
+ * @param hz The bus frequency in hertz
*/
void frequency(int hz);
- /* Function: read
- * Read from an I2C slave
+ /** Read from an I2C slave
*
- * Performs a complete read transaction. The bottom bit of
- * the address is forced to 1 to indicate a read.
+ * Performs a complete read transaction. The bottom bit of
+ * the address is forced to 1 to indicate a read.
*
- * Variables:
- * address - 8-bit I2C slave address [ addr | 1 ]
- * data - Pointer to the byte-array to read data in to
- * length - Number of bytes to read
- * repeated - Repeated start, true - don't send stop at end
- * returns - 0 on success (ack), or non-0 on failure (nack)
+ * @param address 8-bit I2C slave address [ addr | 1 ]
+ * @param data Pointer to the byte-array to read data in to
+ * @param length Number of bytes to read
+ * @param repeated Repeated start, true - don't send stop at end
+ *
+ * @returns
+ * 0 on success (ack),
+ * non-0 on failure (nack)
*/
int read(int address, char *data, int length, bool repeated = false);
- /* Function: read
- * Read a single byte from the I2C bus
+ /** Read a single byte from the I2C bus
*
- * Variables:
- * ack - indicates if the byte is to be acknowledged (1 = acknowledge)
- * returns - the byte read
+ * @param ack indicates if the byte is to be acknowledged (1 = acknowledge)
+ *
+ * @returns
+ * the byte read
*/
int read(int ack);
- /* Function: write
- * Write to an I2C slave
+ /** Write to an I2C slave
*
- * Performs a complete write transaction. The bottom bit of
- * the address is forced to 0 to indicate a write.
+ * Performs a complete write transaction. The bottom bit of
+ * the address is forced to 0 to indicate a write.
*
- * Variables:
- * address - 8-bit I2C slave address [ addr | 0 ]
- * data - Pointer to the byte-array data to send
- * length - Number of bytes to send
- * repeated - Repeated start, true - do not send stop at end
- * returns - 0 on success (ack), or non-0 on failure (nack)
+ * @param address 8-bit I2C slave address [ addr | 0 ]
+ * @param data Pointer to the byte-array data to send
+ * @param length Number of bytes to send
+ * @param repeated Repeated start, true - do not send stop at end
+ *
+ * @returns
+ * 0 on success (ack),
+ * non-0 on failure (nack)
*/
int write(int address, const char *data, int length, bool repeated = false);
- /* Function: write
- * Write single byte out on the I2C bus
+ /** Write single byte out on the I2C bus
+ *
+ * @param data data to write out on bus
*
- * Variables:
- * data - data to write out on bus
- * returns - a '1' if an ACK was received, a '0' otherwise
+ * @returns
+ * '1' if an ACK was received,
+ * '0' otherwise
*/
int write(int data);
- /* Function: start
- * Creates a start condition on the I2C bus
+ /** Creates a start condition on the I2C bus
*/
-
void start(void);
- /* Function: stop
- * Creates a stop condition on the I2C bus
+ /** Creates a stop condition on the I2C bus
*/
void stop(void);
