返回的日志是这样的：
INFO:iMPACT:583 - \'1\': The idcode read from the device does not match the idcode in the bsdl File.
INFO:iMPACT:1578 - \'1\': Device IDCODE : 00000001100000000000000000000011
INFO:iMPACT:1579 - \'1\': Expected IDCODE: 00000001110000100010000010010011
get device ID 就出错了，新手入门，求指导
