使用gps和不使用gps的编码分别是： ff 0d 0a 00 c9 00 00 00 00 00 00 00 00 00 c3 ff 0a 00 ff 0d 0a 00 c9 01 00 00 00 00 00 00 00 00 c2 ff 0a 00 偶的青春啊，细心点，再细心点...
