keil uVision开发环境 其中包括HT1381时钟驱动程序，SLE4442驱动程序，是一款酒店IC门锁系统，具备16种卡功能，等等！-keil uVision development environment, including HT1381 clock drivers, SLE4442 driver IC is a hotel door lock system, with 16 kinds of card features, and so on!