................................................................38图5.3?给料程序流程..............................................................................................39图5.5?停机提前量修正功能块...............................................................................41图5.6?1#秤累计误差补偿功能块...........................................................................42图5.7?硬件组态配置图..........................................................................................43图5.8?通信参数设置..............................................................................................44图5.9?DB块源区域结构图?44图5.10比较轮询程序..............................................................................................45图5.11从站选择指令程序.......................................................................................46