com.sun.spot.sensorboard.protocol
Interface II2C

All Known Implementing Classes:

AT91_I2C

public interface II2C

Interface I2C provides access to Inter-Integrated Circuit (I-squared-C) pins on the demo sensor board, allowing connection of an external device that conforms to the I2C protocol and the use of such an external device by a program runing on the SPOT.

Author:

jn151271

Method Summary

boolean	isIdle() Check if the connection is idle
byte	receive(boolean ack)
void	start() Generates the starting bit-sequence
void	stop() Generates the stopping bit-sequence
boolean	transmit(byte d)

Method Detail

start

void start()
           throws IOException

Generates the starting bit-sequence

Throws:

IOException

transmit

boolean transmit(byte d)
                 throws IOException

Parameters:

d - a byte to be transmitted

Returns:

true if an ack was received from the receiving slave device

Throws:

IOException

receive

byte receive(boolean ack)
             throws IOException

Parameters:

ack - indicates whether an ack is to be transmitted

Returns:

a single received byte

Throws:

IOException

stop

void stop()
          throws IOException

Generates the stopping bit-sequence

Throws:

IOException

isIdle

boolean isIdle()
               throws IOException

Check if the connection is idle

Returns:

true if idle

Throws:

IOException