Changes between Version 1 and Version 2 of BlueCANReader

Timestamp:

05/03/13 06:17:13 (11 years ago)

Author:

Boris Ioffe

Comment:

--

BlueCANReader

@@ -15 +15 @@
 ID0 ID1 ID2 ID3 --- CAN ID
 }}}
+
+
+{{{
+def parseLine(line):
+    msgLength = line[0] & 0b1111
+    isExtended = (line[0] >> 4) & 1
+    isRTR = (line[0] >> 5) & 1
+    payload = line[1:msgLength+1]
+    id = line[-4:]
+    id =  id[0] + (id[1] << 8) + (id[2] << 16) + (id[3] << 24)
+    #print msgLength, isExtended, isRTR, [hex(x) for x in payload], hex(id)
+    return id, payload
+
+
+
+while True:
+    s = ser.read()
+    if s == ";":
+        buffer = buffer[1:]
+        print [x for x in buffer]
+        print buffer
+        id,strData = parseLine(buffer)
+        buffer = bytearray()
+#        strID, strData = parseLine(buffer)
+#        id = int(strID, base=16)
+        priority, source_id, pgn, destination_id  = parseCanID(id)
+#
+        print strformat.format(i, buffer, id, (priority, source_id, pgn, destination_id)), strData, msgdict.get(pgn)
+#        i+=1
+#        buffer = ''
+    else:
+        buffer.append(ord(s))
+}}}
+