]);
print "about to transmit:" + self.packet2str(data[2:len(data)]);
+
+ def simpleParse(self,packet):
+ dataPt = ord(packet[0]);
+ dataPt2 = ord(packet[1]);
+ # check if we have a standard frame, the msb of the second
+ # nibble will be 1. otherwise it is an extended rame
+ stdCheck = dataPt2 & 0x0f
+ if( stdCheck == 16 ):
+ #arb id is first byte + 3 msb of the 2nd byte
+ dataPt = dataPt<<3 | dataPt2>>5
+ print "Standard Packet \n Arb ID: "+("%d"%dataPt)
+ else:
+ #arb id is first byte + 3 msb + 2 lsb of 2nd byte +
+ # 3rd byte + 4th byte
+ dataPt = dataPt<<3 | dataPt2>>5
+ dataPt = dataPt<<2 | (dataPt2 & 0x03)
+ dataPt = dataPt<<8 | ord(packet[2])
+ dataPt = dataPt<<8 | ord(packet[3])
+ print "Extended Data Frame \n Arb ID: "+("%d"%dataPt)
+
+ #find the dataLength
+ dataPt5 = packet[4]
+ dataLength = dataPt5 & 0x0e
+ print "Data Length: "+("%d"%dataLength)
+ # Print the data packet
+ print "Data:"
+ # Temporary, until correct packets are read
+ if( dataLength > 8 ):
+ dataLength = 8
+ toprint = self.pcket2str(packet[5:12])
+ print toprint
+ # For reading correct packets
+ # if (dataLength > 8 ):
+ # print "Acceptable Length Exceeded"
+ # Data length value should never exceed 8
+ # else:
+ # toprint = self.pcket2str(packet[5:(5+dataLength)])
+ # print toprint
+
def txpacket(self,packet):
"""Transmits a packet through one of the outbound buffers.
As usual, the packet should begin with SIDH.