URG laser - Revision history

OlivierR: /* Running */

2010-07-15T19:27:09Z

‎Running

2010-07-15T19:26:34Z

‎Usage

2010-07-15T19:26:24Z

‎Usage

2010-07-15T19:26:07Z

‎Usage

2010-07-15T19:25:12Z

‎Compilation

2010-07-15T19:22:06Z

‎Code example

2010-07-15T19:20:33Z

‎Code example

2010-07-15T19:19:14Z

‎Code example

2010-07-15T19:17:09Z

‎Code example

2010-07-15T19:16:47Z

‎Code example

@@ Line 112: / Line 112: @@
 Copy your ''laser'' executable on your board through TFTP (for example)
-* Be sure to have TFTP server installed, [[Connection_with_U-Boot_on_Linux#TFTP_server| if not it's explained here]]. Copy ''hello'' to your TFTP directory:
+* Be sure to have TFTP server installed, [[Connection_with_U-Boot_on_Linux#TFTP_server| if not it's explained here]]. Copy ''laser'' to your TFTP directory:
 <pre class="host">
   [demos]$ cp laser /tftpboot/

@@ Line 39: / Line 39: @@
+#
 </pre>
-The URG laser is known as the /dev/ttyACM0 device.
+The URG laser is known as the /dev/ttyACM0 serial device.
 ==Code example==

@@ Line 39: / Line 39: @@
+#
 </pre>
-The URG laser is the /dev/ttyACM0 device.
+The URG laser is known as the /dev/ttyACM0 device.
 ==Code example==

@@ Line 39: / Line 39: @@
+#
 </pre>
 ==Code example==

@@ Line 101: / Line 101: @@
 install: all
-	cp -f $(EXEC) /var/lib/tftpboot/
+	cp -f $(EXEC) /tftpboot/
 </source>
 '''!! If you do a cut & paste with previous commands, don't forget to check TABS for each target (Makefiles are using TABS and not SPACES) !! In that case make will complains about a missing separator line 11'''
@@ Line 107: / Line 107: @@
 Then, on host, just do:
   [host ]$ make clean install
 ==Links==

@@ Line 73: / Line 73: @@
 </source>
 Save it as ''laser.cpp''.
+==Compilation==
 You can put your program compilation and installation in a ''Makefile'' to make things cleaner:
 <source lang="C">
@@ Line 105: / Line 105: @@
 '''!! If you do a cut & paste with previous commands, don't forget to check TABS for each target (Makefiles are using TABS and not SPACES) !! In that case make will complains about a missing separator line 11'''
-Then, on hots, just do:
+Then, on host, just do:
-  [host demos]$ make clean install
+  [host ]$ make clean install
 ==Links==

← Older revision		Revision as of 19:16, 15 July 2010
Line 41:		Line 41:

	==Code example==		==Code example==
		+	With your favorite editor/IDE, create the following program:
		+
		+	<source lang="cpp">
		+	#include <iostream>
		+	#include "UrgCtrl.h"
		+	using namespace std;
		+	using namespace qrk;
		+
		+	int main() {
		+
		+	const char device[] = "/dev/ttyACM0";
		+	UrgCtrl urg;
		+	if (! urg.connect(device)) {
		+	cout << "UrgCtrl::connect: " << urg.what() << endl;
		+	exit(1);
		+	}
		+	vector<long> data;
		+	long timestamp = 0;
		+	while (1)
		+	{
		+	int n = urg.capture(data, &timestamp);
		+	if (n < 0) {
		+	cout << "UrgCtrl::capture: " << urg.what() << endl;
		+	exit(1);
		+	}
		+	cout << "timestamp: " << timestamp << "\t range at 0 degree : " << data[n/2] << " mm" <<endl;
		+	}
		+	return 0;
		+	}
		+
		+	</source>
		+	Save it as ''hello.cpp''

	==Links==		==Links==