自己用C写的测温芯片（ds18b20）的驱动程序，有CRC校验，主控芯片为51类型，其中还有ds18b20的中英文资料各一份。-Their use of C-chip temperature measurement of Writing (ds18b20) driver has CRC checksum, the master chip for the 51 type, have one of DS18B20 information in both English and Chinese eac