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public interface NXTComm
Interface that all NXTComm
implementation classes must implement for low-level communication
with the NXT.
Field Summary | |
---|---|
static int |
LCP
Lego Communications Protocol ( LCP ) I/O mode. |
static int |
PACKET
PACKET I/O mode. |
static int |
RAW
RAW I/O mode. |
Method Summary | |
---|---|
int |
available()
Request the number of bytes available to read. |
java.io.InputStream |
getInputStream()
Return an InputStream for reading a stream of data from the NXT over this connection. |
java.io.OutputStream |
getOutputStream()
Return an OutputStream for writing a stream of data to the NXT over this connection. |
boolean |
open(NXTInfo nxt)
Connect to a NXT found by a search or created from name and address. |
boolean |
open(NXTInfo nxt,
int mode)
Connect to a NXT found by a search or created from name and address. |
byte[] |
read()
Read data from a NXT that has an open connection. |
NXTInfo[] |
search(java.lang.String name)
Search for NXTs over USB, Bluetooth or both |
void |
write(byte[] data)
Write data to a NXT that has an open connection. |
Methods inherited from interface lejos.nxt.remote.NXTCommRequest |
---|
close, sendRequest |
Field Detail |
---|
static final int LCP
LCP
) I/O mode. The LCP is defined by The Lego Company to allow limited remote
command control of a NXT brick.
See the Lego Mindstorms Site. Look for the Bluetooth Developer Kit in Support |
Files | Advanced
static final int PACKET
PACKET
I/O mode. This is default and is probably the best mode to use if you are talking to a
NXT using the leJOS classes. Headers are included for each packet of data sent and received.
static final int RAW
RAW
I/O mode. This mode is just that and omits any headers. It is used normally for connections to non-NXT
devices such as cell phones, etc.
Method Detail |
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NXTInfo[] search(java.lang.String name) throws NXTCommException
name
- name of the NXT or null
NXTCommException
boolean open(NXTInfo nxt, int mode) throws NXTCommException
nxt
- the NXTInfo
object for the NXTmode
- the mode for the connection: LCP
, PACKET
or
RAW
true
if the open succeeded
NXTCommException
boolean open(NXTInfo nxt) throws NXTCommException
nxt
- the NXTInfo
object for the NXT
true
if the open succeeded
NXTCommException
byte[] read() throws java.io.IOException
byte[]
array
java.io.IOException
int available() throws java.io.IOException
java.io.IOException
void write(byte[] data) throws java.io.IOException
data
- the data to be written. Used for stream connections.
java.io.IOException
java.io.OutputStream getOutputStream()
OutputStream
for writing a stream of data to the NXT over this connection.
OutputStream
objectjava.io.InputStream getInputStream()
InputStream
for reading a stream of data from the NXT over this connection.
InputStream
object
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