利用和创建基于中断的系统 Application Note: Embedded Hardware Systems R Using and Creating Interrupt-Based Systems XAPP778 (v1.0) January 11, 2005 Author: Paul Glover Summary This application note describes how to properly set up external and internal interrupts in an embedded hardware system. Use of an interrupt controller to manage more than one interrupt is also included. The application note discusses the software use model, including initial……