通信基础设施指南,如：无线信号链路，接口及计时器器件，电源管理，逻辑器件。-Guide and communication infrastructure, such as: wireless signal link, interface and timer devices, power management, logic devices.

用于电信天翼3G无线网卡使用计时。不小心超时使用，收费很高，开发此计时器的目的是实时掌握用户已用时间与流量。-For Telecom Tianyi 3G wireless network card to use timing. Careless use of overtime, high fees, the development of this timer is real-time user has been used time and traffic.