add vendor sample programs

vendortools/pxread.py

@@ -0,0 +1,65 @@
+import os.path
+import serial
+import sys
+
+if __name__ == '__main__':
+
+    if len( sys.argv ) != 3:
+        print "Usage: ", os.path.basename( sys.argv[0] ), "<COM port> <GPIB address>"
+        sys.exit(1)
+
+    comport = sys.argv[1];
+    addr = sys.argv[2];
+    
+    ser = serial.Serial()
+    
+    try:
+        success = True
+        
+        ser = serial.Serial( '\\\\.\\'+sys.argv[1], 9600, timeout=0.5 )
+
+        cmd = '++mode 1'
+        print 'Sending:', cmd        
+        ser.write(cmd + '\n')
+        s = ser.read(256);
+        if len(s) > 0:
+            print s
+
+        cmd = '++addr ' + addr
+        print 'Sending:', cmd        
+        ser.write(cmd + '\n')
+        s = ser.read(256);
+        if len(s) > 0:
+            print s
+
+        cmd = '++auto 1'
+        print 'Sending:', cmd        
+        ser.write(cmd + '\n')
+        s = ser.read(256);
+        if len(s) > 0:
+            print s
+
+        cmd = 'plot;'
+        print 'Sending:', cmd        
+        ser.write(cmd + '\n')
+
+        f = open("plot.bin", "wb")
+        
+        while (1):
+            s = ser.read(1000)           
+            if len(s) > 0:
+                f.write(s)
+            else:
+                break
+
+        f.close()
+        
+    except serial.SerialException, e:
+        print e
+        f.close()
+        
+    except KeyboardInterrupt, e:
+        ser.close()
+        f.close()
+
+