手机丢失。发送短信进行md5鉴定。 通过gprs找到手机所在地点。 找到手机。-Mobile phone is lost. Send text messages to md5 authentication. To find the location of mobile phones through gprs. Find a cell phone.

南瑞信通ET100安全芯片驱动程序，用于电压监测装置的GPRS通信协议-driver for ET100 security chip in the project of voltage monitoring