APC3 PROFIBUS Slave Controller
4
APC3 PROFIBUS Slave Controller
目 录
1 功能概述 ..................................................................................................................................................... 5
2 引脚描述 ..................................................................................................................................................... 6
2.1 引脚功能定义 .................................................................................................................................. 6
2.2 引脚出定义 ...................................................................................................................................... 8
3 内存配置 ..................................................................................................................................................... 9
3.1 APC3 中内存区域分布 .................................................................................................................... 9
3.2 处理器参数 ..................................................................................................................................... 11
3.3 组织参数 ........................................................................................................................................ 13
4 寄存器定义 ............................................................................................................................................... 15
4.1 模式寄存器 .................................................................................................................................... 15
4.1.1 模式寄存器 0 ....................................................................................................................... 15
4.1.2 模式寄存器 1 ....................................................................................................................... 16
4.2 状态寄存器 .................................................................................................................................... 17
4.3 中断控制器 .................................................................................................................................... 20
4.4 看门狗时钟 .................................................................................................................................... 23
4.4.1 自动波特率识别 .................................................................................................................. 23
4.4.2 波特率监视 .......................................................................................................................... 23
4.4.3 响应时间监测 ...................................................................................................................... 23
5 PROFIBUS-DP 接口 ................................................................................................................................. 24
5.1 DP 缓冲区结构 ............................................................................................................................... 24
5.2 DP 服务描述 ................................................................................................................................... 27
5.2.1 Set_Slave_Address（SAP55）
............................................................................................ 27
5.2.2 Set_Param (SAP61） ........................................................................................................... 28
5.2.3 Check_Config（SAP62） ................................................................................................... 29
5.2.4 Slave_Diagnosis (SAP60) .................................................................................................... 30
5.2.5 Write_Read_Data / Data_Exchange (Default_SAP) ............................................................ 31
5.2.6 Global_Control（SAP58） .................................................................................................. 34
5.2.7 Read_Inputs（SAP56） ...................................................................................................... 35
5.2.8 Read_Outputs（SAP57） .................................................................................................... 35
5.2.9 Get_Config（SAP59） ........................................................................................................ 35
6 硬件设计 .................................................................................................................................................... 36
6.1 Interface Configuration ................................................................................................................... 36
6.2 Application Examples (Principles) .................................................................................................. 37
6.3 Application with the 80C32 ............................................................................................................ 39
6.4 Application with th 80C165 ............................................................................................................ 40
7 封装信息 ................................................................................................................................................... 41
8 附录 A：部分 DPV0 服务格式 ............................................................................................................... 42
8.1 Set_Slave_Address（SAP55） .................................................................................................... 42
8.2 Set_Param (SAP61） ................................................................................................................... 42
8.3 Check_Config（SAP62） ........................................................................................................... 43
8.4 Slave_Diagnosis (SAP60) ............................................................................................................ 45
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