Linux 2.6内核开发了全新的设备驱动模型,实现了设备驱动到总线和核心层的抽象,platform是基于新设备驱动模型的虚拟总线.本文采用linux 2.6.25.8内核源码,介绍了设备驱动模型原理,详细分析了platform总线驱动架构在linux内核中的实现机...Linux 2.6内核开发了全新的设备驱动模型,实现了设备驱动到总线和核心层的抽象,platform是基于新设备驱动模型的虚拟总线.本文采用linux 2.6.25.8内核源码,介绍了设备驱动模型原理,详细分析了platform总线驱动架构在linux内核中的实现机制,以TQ2440开发板为测试平台,基于platform驱动架构设计实现了按键驱动.实验表明,此方法切实可行,驱动具有较好植移性和安全性.展开更多
The design of sleeve detach and reunion drive device of screw melt ex- truder equipment was optimized, based on the present installation of hygraulic drive device to achieve the mechanical opening and closing of the s...The design of sleeve detach and reunion drive device of screw melt ex- truder equipment was optimized, based on the present installation of hygraulic drive device to achieve the mechanical opening and closing of the sleeve, the dynamic model of the sleeve detach and reunion drive was theoretically measured, and it was verified that the device is simple to operate and convenient to maintain, thus it has great social values.展开更多
文摘The design of sleeve detach and reunion drive device of screw melt ex- truder equipment was optimized, based on the present installation of hygraulic drive device to achieve the mechanical opening and closing of the sleeve, the dynamic model of the sleeve detach and reunion drive was theoretically measured, and it was verified that the device is simple to operate and convenient to maintain, thus it has great social values.