Bluetooth Strain Gauge - Revision history

Cljak12 at 12:27, 22 November 2017

2017-11-22T12:27:49Z

2017-11-22T12:27:31Z

2017-10-30T13:41:54Z

2017-10-30T13:41:35Z

2017-10-30T13:26:57Z

2017-10-30T13:26:02Z

2017-10-30T13:24:24Z

Notes for setting up the Bluetooth strain gauge (RN42-0452) with e.g. MATLAB:

2017-10-30T13:24:06Z

Notes for setting up the Bluetooth strain gauge (RN42-0452) with e.g. MATLAB:

2017-10-30T13:23:55Z

Notes for setting up the Bluetooth strain gauge (RN42-0452) with e.g. MATLAB:

2017-10-30T13:23:46Z

Notes for setting up the Bluetooth strain gauge (RN42-0452) with e.g. MATLAB:

@@ Line 16: / Line 16: @@
 Afterwards, check if it has been bound:
   rfcomm -a
 It now appears as a serial connection, and you can use the 'cat' command to view the output:
@@ Line 35: / Line 32: @@
   disp(data);
   fclose(s);

@@ Line 20: / Line 20: @@
   rfcomm release /dev/rfcomm1
-It now appears as a serial connection, and you can use fopen() and fscanf() to read in data to MATLAB:
+It now appears as a serial connection, and you can use the 'cat' command to view the output:
 example:
   instrreset;

@@ Line 25: / Line 25: @@
   s = serial('/dev/rfcomm1', 'BaudRate', 115200);
   fopen(s);
-  data = fscanf(s); %read
+  data = fscanf(s); %read data into array
   disp(data);
   fclose(s);

← Older revision		Revision as of 13:41, 30 October 2017
Line 19:		Line 19:
	To remove the binding:		To remove the binding:
	rfcomm release /dev/rfcomm1		rfcomm release /dev/rfcomm1
		+
		+	It now appears as a serial connection, and you can use fopen() and fscanf() to read in data to MATLAB:
		+	example:
		+	instrreset;
		+	s = serial('/dev/rfcomm1', 'BaudRate', 115200);
		+	fopen(s);
		+	data = fscanf(s); %read
		+	disp(data);
		+	fclose(s);

@@ Line 10: / Line 10: @@
 Look for the MAC-ADDRESS and copy it into the following <MAC>
   (sudo) rfcomm bind /dev/rfcomm1 <MAC>
-This will bind the device to the name /dev/rfcomm1.
+Afterwards, check if it has been bound:

← Older revision		Revision as of 13:26, 30 October 2017
Line 8:		Line 8:
	* Scan for devices:		* Scan for devices:
	hcitool scan		hcitool scan
		+
		+	Look for the MAC-ADDRESS and copy it into the following <MAC>
		+	(sudo) rfcomm bind /dev/rfcomm1 <MAC>
		+
		+	This will bind the device to the name /dev/rfcomm1.

@@ Line 5: / Line 5: @@
 In terminal
 (you may have to manually switch on your bluetooth connection)
    hcitool scan