摘要： ..............................................................................................................................................2
1 引言 ..............................................................................................................................................3
2 总体方案设计...............................................................................................................................4
2.1 总体方案的确定.................................................................................................................4
2.2 硬件方案论证....................................................................................................................6
3 系统硬件设计.............................................................................................................................8
3.1 系统框图.............................................................................................................................8
A/D....................................................................................................................................................8
3.3 系统温度控制...................................................................................................................10
3.3.1 前向通道:.......................................................................................................................10
4 系统软件设计............................................................................................................................. 11
4.1 定时中断服务程序...........................................................................................................11
4.2 脉宽调制输出子程序.......................................................................................................12
4.3 系统控制总程序..............................................................................................................13
5 参数计算...................................................................................................................................14
5.1 系统各模块设计及参数计算..........................................................................................14
6 系统硬件与软件调试.................................................................................................................20
6.1 单片机基本系统调试......................................................................................................20
6.2 软件调试..........................................................................................................................23
7 CPU 软件抗干扰......................................................................................................................24
7.1 看门狗设计....................................................................................................................24
8 测试方法和测试结果...............................................................................................................26
8.1 系统测试仪器及设备....................................................................................................26
总结 ................................................................................................................................................28
参考文献 ........................................................................................................................................29
附录 系统硬件总原理图...............................................................................................................30
