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1、Date:2022-3-6File:SSP2_03C.1SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.2SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation立即尋址的例子立即尋址的例子Date:2022-3-6File:SSP2_03C

2、.3SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation直接尋址的例子直接尋址的例子Date:2022-3-6File:SSP2_03C.4SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.5SIMATIC S7Siemens AG 200

3、0. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.6SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.7SIMATIC S7Siemens AG 2000. All rights reserved.Information and T

4、raining CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.8SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation存儲器間接尋址的例子存儲器間接尋址的例子L QBDBD 10 /將輸出字節(jié)裝入累加器1,輸出字節(jié)的地址指針在數據雙字DBD10 中/如果DBD10 的值為20000 0000 0000 0000 0000 0000 00100000,裝入的是QB4A MLD 4

5、/對存儲器位作“與”運算,地址指針在數據雙字LD4 中/如果LD4 的值為20000 0000 0000 0000 0000 0000 0010 0011,則是對M4.3 進行操作Date:2022-3-6File:SSP2_03C.9SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.10SIMATIC S7Siemens AG 2000. All rights reserved.Info

6、rmation and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.11SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.12SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge f

7、or Automation00Date:2022-3-6File:SSP2_03C.13SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.14SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation地址寄存器的裝入與傳送指令地址寄存器的裝入與傳

8、送指令可以不經過累加器1,與地址寄存器AR1 和AR2 交換數據。下面是應用實例:LAR1 DBD20 /將數據雙字DBD20 中的指針裝入AR1LAR2 LD180 /將局域數據雙字LD180 中的指針裝入AR2LAR1 P#M10.2 /將帶存儲區(qū)標識符的32 位指針常數裝入AR1LAR2 P#24.0 /將不帶存儲區(qū)標識符32 位指針常數裝入AR2TAR1 DBD20 /AR1 中的內容傳送到數據雙字DBD20TAR2 MD24 /AR2 中的內容傳送到存儲器雙字MD24Date:2022-3-6File:SSP2_03C.15SIMATIC S7Siemens AG 2000. All

9、 rights reserved.Information and Training CenterKnowledge for Automation寄存器間接尋址的例子寄存器間接尋址的例子指針常數P5.0 對應的二進制數為20000 0000 0000 0000 00000000 0010 1000。L P#5.0 /將間接尋址的指針裝入累加器1LAR1 /將累加器1 中的內容送到地址寄存器1A MAR1, P#2.3 /AR1 中的P#5.0 加偏移量P#2.3, 實際上是對M7.3 進行操作= QAR1, P#0.2 /邏輯運算的結果送Q5.2L DBWAR1, P#18.0 /將DBW23

10、裝入累加器1區(qū)域間間接尋址L P#M6.0 /將存儲器位M6.0 的雙字指針裝入累加器1LAR1 /將累加器1 中的內容送到地址寄存器1T WAR1, P#50.0 /將累加器1 的內容傳送到存儲器字MW56P#M6.0 對應的二進制數為2#1000 0011 0000 0000 0000 000000110000。因為地址指針P#M6.0 中已經包含有區(qū)域信息,使用間接尋址的指令T WAR1, P#50中沒有必要再用地址標識符M。Date:2022-3-6File:SSP2_03C.16SIMATIC S7Siemens AG 2000. All rights reserved.Inform

11、ation and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.17SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.18SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for

12、 AutomationDate:2022-3-6File:SSP2_03C.19SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.20SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.

13、21SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.22SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.23SIMATIC S7Siemens AG 2000. All right

14、s reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.24SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.25SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training Ce

15、nterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.26SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.27SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-

16、3-6File:SSP2_03C.28SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.29SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.30SIMATIC S7Siemens A

17、G 2000. All rights reserved.Information and Training CenterKnowledge for AutomationDate:2022-3-6File:SSP2_03C.31SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation雙指針使用實例雙指針使用實例配方號配方號數據長度數據長度配方源區(qū)數據塊配方源區(qū)數據塊目標目標起始地址起始地址讀出配方目標區(qū)數據塊讀出配方目標區(qū)數據塊Date:2022-3-

18、6File:SSP2_03C.32SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation雙指針使用實例雙指針使用實例Date:2022-3-6File:SSP2_03C.33SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation雙指針使用實例雙指針使用實例進棧數據進棧數據堆棧區(qū)長度堆棧區(qū)長度堆棧區(qū)數

19、據塊堆棧區(qū)數據塊堆棧區(qū)清零標志堆棧區(qū)清零標志堆棧區(qū)數據塊堆棧區(qū)數據塊執(zhí)行條件執(zhí)行條件Date:2022-3-6File:SSP2_03C.34SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation雙指針使用實例雙指針使用實例Date:2022-3-6File:SSP2_03C.35SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation雙指針使用實例雙指針使用實例Date:2022-3-6File:SSP2_03C.36SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation實驗題實驗題要要求編制數據判斷查詢功能,輸入數據變量求編制數據判斷查詢功能

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