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GE PAC系統CPU參考手冊 RX7i RX3i 簡體中文文檔

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GE PAC系統CPU參考手冊.pdf (2.91 MB, 售價: 10 E幣)
本手冊介紹 PAC 系統 CPU 操作和編程的通用信息,同時也對特定程序的要求作了細節描述。
第一章對 PAC 系統產品作了一般性的介紹,其中包括 PAC 的特點,產品綜述和相關文獻列表。
第二章介紹 CPU 硬件的特點并作了相關說明安裝過程在 PAC RX7i 和 PAC RX3i 安裝手冊(編號分別為 GFK2223 和GFK2314)中作了介紹
第三章介紹了怎樣進行 CPU 配置,如何利用軟件中配置的參數確定模塊的操作特征,并為每個模塊分配系統地址。
第四章介紹了如何為 RX7i 的內置以太網接口做以太網配置(關于 RX7i 和RX3i 的以太網通訊和配置,詳見 PAC 系統的 TCP/IP 以太網通訊手冊,
GFK2224)
第五章介紹 CPU 操作
六到十章和附錄 A 介紹編程特性:.
第六章 應用程序原理
第七章 程序數據
第八章 指令設定參考
第九章 服務請求函數
第十章 PID 函數
第十一章 結構文本
第十二章介紹以太網和串口通訊
第十三章介紹串行 I/O,SNP 和 RTU 協議
第十四章介紹中斷處理
附錄 A 介紹指令計時
附錄 B 介紹用戶內存分配
附錄 C 介紹了如何將 90 系列 PLC 程序轉化為 PAC 程序,并且概括了兩種控制系統操作上的不同點
GE PAC系統CPU參考手冊 RX7i RX3i 簡體中文文檔 1.png
詳細目錄:
簡介................................................................................................................................. 1-1
新特點 ............................................................................................................................... 1-2
PAC 控制系統總覽............................................................................................................ 1-3
RX3i 總覽 .......................................................................................................................... 1-4
RX7i 總覽 .......................................................................................................................... 1-5
其它系統到 PAC 系統的轉換............................................................................................. 1-6
文獻................................................................................................................................... 1-7
CPU Features and Specifications CPU 特點及說明..................................................... 2-1
PAC CPU 的共性特征....................................................................................................... 2-1
閃存中的固件(Firmware)存儲............................................................................................ 2-1
操作,保護和模塊狀態...................................................................................................... 2-1
以太網全局數據(EGD) ...................................................................................................... 2-1
RX7i 特點及說明 ............................................................................................................ 2-2
指示器 ............................................................................................................................... 2-2
串口................................................................................................................................... 2-5
以太網口............................................................................................................................ 2-5
錯誤校驗與糾正................................................................................................................. 2-6
RX7i CPU 說明.................................................................................................................. 2-6
RX3i RX3i 特點及說明.................................................................................................... 2-8
串口................................................................................................................................... 2-8
指示器 ............................................................................................................................... 2-8
說明................................................................................................................................... 2-9
電源壽命估計 .................................................................................................................. 2-10
CPU 配置 ........................................................................................................................ 3-1
配置 CPU......................................................................................................................... 3-1
配置參數............................................................................................................................ 3-2
參數設定............................................................................................................................ 3-2
Modbus TCP 地址映射...................................................................................................... 3-3
掃描參數............................................................................................................................ 3-4
存儲器參數........................................................................................................................ 3-6
故障參數............................................................................................................................ 3-8
冗余參數(只適用于冗余 CPU)........................................................................................... 3-9
傳遞表 ............................................................................................................................... 3-9
端口 1 和端口 2 參數....................................................................................................... 3-10
掃描設定參數 .................................................................................................................. 3-14
耗電參數.......................................................................................................................... 3-14
設定臨時 IP 地址........................................................................................................... 3-15
Contents
存儲(下載)硬件配置 ................................................................................................ 3-17
內置以太網口配置....................................................................................................... 4-1
內置以太網口配置 .......................................................................................................... 4-1
配置參數 .......................................................................................................................... 4-2
以太網參數(設定鍵)...................................................................................................... 4-2
RS232 口(站管理器)參數.............................................................................................. 4-3
以太網口上電過程中的正確性校驗.................................................................................... 4-5
在網絡上 Ping TCP/IP 以太網接口 .................................................................................. 4-6
從 UNIX 主機或者 PC 上運行的 TCP/IP 軟件上 Ping 接口................................................ 4-6
確定某一特定 IP 地址是否已經在本網絡上使用................................................................ 4-6
CPU 操作 ........................................................................................................................ 5-1
CPU 掃描......................................................................................................................... 5-2
CPU 掃描的各個部分 ........................................................................................................ 5-3
CPU 掃描模式................................................................................................................... 5-6
程序進度模式 .................................................................................................................. 5-9
窗口模式 .......................................................................................................................... 5-9
通訊窗口的數據一致性 .................................................................................................. 5-9
運行/停止操作 ................................................................................................................. 5-10
CPU 停止模式................................................................................................................. 5-10
停止模式到運行模式的轉換............................................................................................. 5-11
運行模式到停止模式的轉換............................................................................................. 5-12
閃存操作 ........................................................................................................................ 5-13
上電過程中的邏輯/配置來源和 CPU 操作模式.................................................. 5-14
時鐘和計時器 .................................................................................................................. 5-16
逝去時間計時器............................................................................................................... 5-16
當前時間計時器............................................................................................................... 5-16
看門狗計時器 .................................................................................................................. 5-17
系統安全 ........................................................................................................................ 5-18
密碼和用戶級別............................................................................................................... 5-18
OEM 保護........................................................................................................................ 5-19
PAC 的 I/O 系統............................................................................................................ 5-20
I/O 配置........................................................................................................................... 5-20
Genius I/O....................................................................................................................... 5-21
Genius 全局數據通訊...................................................................................................... 5-22
I/O 系統自診斷數據收集.................................................................................................. 5-23
上電順序和掉電順序........................................................................................................ 5-25
Contents
Contents v
上電順序.......................................................................................................................... 5-25
掉電順序.......................................................................................................................... 5-27
電源故障時的數據保存.................................................................................................... 5-27
程序組織.......................................................................................................................... 6-1
PAC 系統的應用程序結構 ............................................................................................. 6-1
如何調用程序塊................................................................................................................. 6-1
嵌套調用............................................................................................................................ 6-2
程序塊類型........................................................................................................................ 6-2
本地數據.......................................................................................................................... 6-13
參數通過機制 .................................................................................................................. 6-14
語言................................................................................................................................. 6-15
控制程序的執行............................................................................................................... 6-17
中斷驅動塊 .................................................................................................................... 6-18
中斷處理.......................................................................................................................... 6-18
定時中斷.......................................................................................................................... 6-19
I/O 中斷 ........................................................................................................................... 6-20
模塊中斷.......................................................................................................................... 6-20
中斷塊時序表 .................................................................................................................. 6-20
程序數據.......................................................................................................................... 7-1
變量.................................................................................................................................. 7-2
映射變量............................................................................................................................ 7-2
符號變量............................................................................................................................ 7-2
變量存儲器 ...................................................................................................................... 7-4
字(寄存器)變量............................................................................................................. 7-4
位(離散)變量................................................................................................................. 7-6
用戶變量大小和缺省值 .................................................................................................. 7-7
%G 用戶變量和 CPU 存儲器位置...................................................................................... 7-7
Genius 全局數據............................................................................................................. 7-8
傳遞和覆蓋 ...................................................................................................................... 7-8
邏輯和數據的保持 .......................................................................................................... 7-9
數據范圍 ........................................................................................................................ 7-10
系統狀態參數 ................................................................................................................ 7-11
%S 變量 .......................................................................................................................... 7-11
%SA,%SB 和%SC 變量.................................................................................................. 7-12
故障變量.......................................................................................................................... 7-14
程序中的函數如何傳遞數值 ........................................................................................ 7-16
Contents
數據類型.......................................................................................................................... 7-16
實型數 ............................................................................................................................. 7-17
逐字替換.......................................................................................................................... 7-18
符號變量.......................................................................................................................... 7-18
指令設置參考................................................................................................................... 8-1
指令的操作數 .................................................................................................................. 8-2
高級數學函數 .................................................................................................................. 8-3
EXP 函數和 LOG 函數 ...................................................................................................... 8-4
平方根 ............................................................................................................................... 8-5
三角函數............................................................................................................................ 8-6
反三角函數 ASIN,ACOS 和 ATAN ................................................................................... 8-7
位操作函數 ...................................................................................................................... 8-8
位操作函數的數據長度 .................................................................................................. 8-9
位的位置.......................................................................................................................... 8-10
位的順序.......................................................................................................................... 8-11
位設定/位清零............................................................................................................... 8-14
位測試............................................................................................................................ 8-16
邏輯與(AND),邏輯或(OR)和邏輯異或(XOR)......................................... 8-18
邏輯非(NOT)............................................................................................................ 8-21
真偽比較.......................................................................................................................... 8-22
循環移位........................................................................................................................ 8-26
移位................................................................................................................................ 8-28
線圈 ............................................................................................................................... 8-30
線圈校驗........................................................................................................................ 8-30
線圈的圖表表示 ............................................................................................................ 8-30
SET,RESET 線圈......................................................................................................... 8-32
跳變線圈........................................................................................................................ 8-34
結點 ............................................................................................................................... 8-38
延長結點........................................................................................................................ 8-39
Fault 結點...................................................................................................................... 8-39
高/低報警結點............................................................................................................... 8-40
No Fault 結點............................................................................................................... 8-40
常開合常閉結點 ............................................................................................................ 8-41
跳變結點........................................................................................................................ 8-42
控制函數 ........................................................................................................................ 8-47
Do I/O ............................................................................................................................ 8-48
Drum.............................................................................................................................. 8-51
Contents
Contents vii
For 循環 .......................................................................................................................... 8-54
讀取轉換器位置............................................................................................................... 8-57
延時 I/O.......................................................................................................................... 8-58
轉換函數 ........................................................................................................................ 8-60
轉換角度........................................................................................................................ 8-61
將 UINT 或 INT 轉為 BCD4......................................................................................... 8-62
將 DINT 轉為 BCD8 ..................................................................................................... 8-63
將 BCD4,UINT,DINT 或 REAL 轉為 INT .................................................................. 8-64
將 BCD4, INT, DINT 或 REAL 轉為 UINT ................................................................ 8-66
將 BCD8,UINT 或 INT 轉為 DINT .............................................................................. 8-68
將 BCD4, BCD8,UINT, INT,DINT 或 WORD 轉為 REAL....................................... 8-70
將 REAL 轉為 WORD.................................................................................................. 8-72
截取................................................................................................................................ 8-73
數據移動功能 ................................................................................................................ 8-74
塊清除 ............................................................................................................................. 8-75
塊移動 ............................................................................................................................. 8-76
BUS_ 功能 ...................................................................................................................... 8-77
通訊請求........................................................................................................................ 8-84
數據初始化.................................................................................................................... 8-89
數據初始化 ASCII......................................................................................................... 8-90
數據初始化通訊請求 .................................................................................................... 8-91
數據初始化 DLAN ........................................................................................................ 8-92
數據移動........................................................................................................................ 8-93
交換................................................................................................................................. 8-97
數據表功能 .................................................................................................................... 8-98
數列移動...................................................................................................................... 8-100
數學函數 ...................................................................................................................... 8-118
絕對值.......................................................................................................................... 8-119
加.................................................................................................................................. 8-120
除.................................................................................................................................. 8-122
模.................................................................................................................................. 8-123
乘.................................................................................................................................. 8-124
比例.............................................................................................................................. 8-126
減.................................................................................................................................. 8-127
程序流功能 .................................................................................................................. 8-128
調用.............................................................................................................................. 8-129
注釋.............................................................................................................................. 8-133
跳轉............................................................................................................................... 8-134
Contents
主控中繼/結束主控中繼............................................................................................. 8-135
線.................................................................................................................................. 8-138
關系函數 ...................................................................................................................... 8-139
比較.............................................................................................................................. 8-140
等于,不等,大于等于,大于,小于等于和小于 .................................................. 8-141
范圍.............................................................................................................................. 8-142
定時器和計數器 .......................................................................................................... 8-143
定時結點........................................................................................................................ 8-143
定時器和計數器功能 .................................................................................................. 8-144
在參數化模塊中使用 OFDT, ONDTR 和 TMR ........................................................... 8-146
在功能塊中使用定時器 .............................................................................................. 8-147
下降沿延時計數器 ...................................................................................................... 8-148
上升沿停止計時定時器.................................................................................................. 8-151
上升沿延時計數器 ...................................................................................................... 8-154
下降沿計數器 .............................................................................................................. 8-157
上升沿計數器 .............................................................................................................. 8-158
服務請求功能 .................................................................................................................... 9-1
服務請求功能的操作 ...................................................................................................... 9-2
操作數.............................................................................................................................. 9-2
例子.................................................................................................................................. 9-2
SVC_REQ 1: 更改/讀取固定掃描計時器....................................................................... 9-3
SVC_REQ 2: 讀取窗口模式和時間值............................................................................ 9-5
SVC_REQ 3: 更改控制器通訊窗口模式........................................................................ 9-6
SVC_REQ 4: 更改背板通訊窗口模式和定時器數值………………………………….9-7
SVC_REQ 5: 更改后臺任務窗口模式和定時器數值.................................................... 9-8
SVC_REQ 6: 更改/讀取邏輯檢查字數........................................................................... 9-9
SVC_REQ 7: 更改/讀取當前時間時鐘......................................................................... 9-11
參數塊格式.................................................................................................................... 9-11
SVC_REQ 8: 重置看門狗定時器.................................................................................. 9-19
SVC_REQ 9: 在掃描開始時讀取掃描時間.................................................................. 9-20
SVC_REQ 10: 讀取項目名............................................................................................ 9-21
SVC_REQ 11: 讀取控制器 ID....................................................................................... 9-22
SVC_REQ 12: 讀取控制器運行狀態............................................................................ 9-23
SVC_REQ 13: 關閉(停掉)CPU ............................................................................... 9-24
SVC_REQ 14: 清空故障表............................................................................................ 9-25
Contents
Contents ix
SVC_REQ 15: 讀取故障表內最后一次記錄的故障.................................................... 9-26
SVC_REQ 16: 讀取逝去時間時鐘................................................................................ 9-29
SVC_REQ 17: 偽/非偽 I/O 中斷 ................................................................................... 9-30
偽/非偽模塊中斷........................................................................................................... 9-30
SVC_REQ 18: 讀取 I/O 強制狀態 ................................................................................ 9-32
SVC_REQ 19: 設定 Run Enable/Disable ................................................................... 9-33
SVC_REQ 20: 讀取故障表............................................................................................ 9-34
非延展格式.................................................................................................................... 9-34
延展格式........................................................................................................................ 9-35
SVC_REQ 20 例子......................................................................................................... 9-36
SVC_REQ 21: 用戶定義故障紀錄................................................................................ 9-38
SVC_REQ 22: 偽/非偽定時中斷................................................................................... 9-40
SVC_REQ 23: 讀取主控器檢查字................................................................................ 9-41
SVC_REQ 24: 重啟模塊................................................................................................ 9-43
SVC_REQ 25: Disable/Enable exe 塊,獨立 C 程序檢查 ....................................... 9-44
SVC_REQ 29: 讀取斷電時間........................................................................................ 9-45
SVC_REQ 32: 延緩/恢復 I/O 中斷 ............................................................................... 9-46
SVC_REQ 45: 跳過下一次 I/O 掃描 ............................................................................ 9-48
SVC_REQ 50: 讀取上電時間時鐘................................................................................ 9-49
SVC_REQ 51: 在程序開始時讀取掃描時間................................................................ 9-50
PID 函數........................................................................................................................ 10-1
PID 函數的格式............................................................................................................. 10-1
PID 函數的操作數......................................................................................................... 10-2
PID 函數的操作............................................................................................................. 10-3
自動操作........................................................................................................................ 10-3
手動操作........................................................................................................................ 10-3
PID 函數的時間間隔..................................................................................................... 10-3
輸入輸出調節 ................................................................................................................ 10-4
PID 函數控制塊............................................................................................................. 10-5
變量數列參數 ................................................................................................................ 10-5
PID 運算規則選擇(PIDISA 或 PIDIND)和增益 .................................................. 10-10
確定進程特性 .............................................................................................................. 10-13
設定參數(包括調節回環增益) ........................................................................................ 10-14
例子.............................................................................................................................. 10-16
Contents
結構化文本...................................................................................................................... 11-1
語言總覽........................................................................................................................ 11-1
聲明................................................................................................................................ 11-1
表達式 ............................................................................................................................ 11-1
操作器 ............................................................................................................................ 11-2
結構化文本的語法 ........................................................................................................ 11-3
聲明類型 ........................................................................................................................ 11-4
分配語句 ........................................................................................................................ 11-5
函數調用 ........................................................................................................................ 11-6
RETURN 語句............................................................................................................... 11-8
IF 語句 ........................................................................................................................... 11-9
WHILE 語句.................................................................................................................. 11-10
REPEAT 語句............................................................................................................... 11-11
Exit 語句....................................................................................................................... 11-12
通訊 ............................................................................................................................... 12-1
以太網通訊 .................................................................................................................... 12-2
內置以太網接口 ............................................................................................................ 12-2
以太網接口模塊 ............................................................................................................ 12-2
串行通訊 ........................................................................................................................ 12-3
串口通訊能力 ................................................................................................................ 12-3
可配置的停止模式協議 ................................................................................................ 12-4
串口針腳分配 ................................................................................................................ 12-4
串口波特率 .................................................................................................................... 12-7
90-70 系列通訊和智能選項模塊 ................................................................................. 12-8
通訊協處理器模塊(CMM)....................................................................................... 12-8
可編程協處理器模塊(PCM) ................................................................................... 12-9
DLAN/DLAN+(本地網絡驅動) 接口.......................................................................... 12-10
串行 I/O,SNP 和 RTU 協議................................................................................................ 13-1
使用 COMM_REQ 函數配置串行口........................................................................... 13-2
COMM_REQ 函數示例................................................................................................ 13-2
計時................................................................................................................................ 13-2
向同一個端口發送另一個 COMM_REQ.................................................................... 13-2
錯誤的端口配置組合 .................................................................................................... 13-3
COMM_REQ 命令塊參數值........................................................................................ 13-3
COMM_REQ 命令塊示例............................................................................................ 13-4
Contents
Contents xi
從 CPU 掃描調用串行 I/O 的 COMM_REQ.............................................................. 13-7
兼容性 ............................................................................................................................ 13-7
狀態字和串行 I/O 的 COMM_REQ............................................................................. 13-8
串行 I/O 的 COMM_REQ 命令 ................................................................................... 13-9
COMM_REQ 命令搭接................................................................................................ 13-9
端口初始化功能(4300) ......................................................................................... 13-10
輸入緩存設定功能(4301) ..................................................................................... 13-11
清空輸入緩存功能(4302)) .................................................................................... 13-11
讀取端口狀態功能(4303) ..................................................................................... 13-12
寫入端口控制功能(4304) ..................................................................................... 13-14
取消 COMM_REQ 功能(4399)............................................................................ 13-15
自動撥號功能(4400) ............................................................................................. 13-16
寫字節功能(4401) ................................................................................................. 13-18
讀字節功能(4402) ................................................................................................. 13-19
讀字符串功能(4403) ............................................................................................. 13-21
RTU Slave 協議.......................................................................................................... 13-23
消息格式 ...................................................................................................................... 13-23
循環冗余校驗(CRC).............................................................................................. 13-28
計算 CRC-16............................................................................................................... 13-29
CRC-16 計算示例....................................................................................................... 13-29
計算幀的長度 .............................................................................................................. 13-31
RTU 消息描述............................................................................................................. 13-32
RTU 涂寫板................................................................................................................. 13-48
通訊錯誤 ...................................................................................................................... 13-49
編程器連接時的 RTU Slave/SNP Slave 操作......................................................... 13-51
SNP Slave 協議.......................................................................................................... 13-52
永久數據包 .................................................................................................................. 13-52
SNP 的數據請求(COMM_REQ).......................................................................... 13-52
故障處理......................................................................................................................... 14-1
總覽................................................................................................................................ 14-2
系統對故障的響應 ........................................................................................................ 14-2
故障表 ............................................................................................................................ 14-2
故障動作和故障動作配置 ............................................................................................ 14-3
使用故障表.................................................................................................................... 14-4
PLC 故障表 ..................................................................................................................... 14-4
I/O 故障表 ....................................................................................................................... 14-6
Contents
系統的故障處理............................................................................................................... 14-8
系統故障變量 .................................................................................................................. 14-9
使用故障結點 ................................................................................................................ 14-11
使用點故障.................................................................................................................... 14-13
使用報警故障 ................................................................................................................ 14-13
PLC 故障描述和校正動作.............................................................................................. 14-14
丟失機架 (第 1 組) ......................................................................................................... 14-15
丟失模塊 (第 4 組) ......................................................................................................... 14-16
附加的或外部的機架 (第 5 組) ....................................................................................... 14-16
重啟附加的或外部的機架 (第 8 組)................................................................................ 14-17
系統配置不等 (第 11 組)................................................................................................ 14-18
系統總線錯誤(第 12 組)................................................................................................. 14-24
CPU 硬件故障(第 13 組)................................................................................................ 14-24
模塊硬件故障(第 14 組)................................................................................................. 14-25
選擇模塊軟件故障(第 16 組).......................................................................................... 14-26
程序或塊檢查故障(第 17 組).......................................................................................... 14-27
電池電量過低信號(第 18 組).......................................................................................... 14-27
固定掃描時間超時(第 19 組).......................................................................................... 14-28
系統故障表已滿(第 20 組) ............................................................................................. 14-28
I/O 故障表已滿(第 21 組)............................................................................................... 14-28
用戶程序故障(第 22 組)................................................................................................. 14-29
CPU 過熱(第 24 組) ....................................................................................................... 14-30
電源故障(第 25 組) ........................................................................................................ 14-30
上電時沒有用戶程序(第 129 組) .................................................................................... 14-31
上電時用戶程序崩潰(第 130 組) .................................................................................... 14-31
窗口無法執行完(第 131 組)....................................................................................... 14-31
訪問密碼失敗(第 132 組)........................................................................................... 14-32
運行模式時無系統配置(第 134 組)........................................................................... 14-32
CPU 系統軟件故障(第 135 組).................................................................................. 14-32
存儲時發生通訊故障(第 137 組)............................................................................... 14-33
不確切的 CPU 軟件事件(第 140 組)......................................................................... 14-33
I/O 故障描述和校正動作............................................................................................ 14-34
錯誤的外部數據 .......................................................................................................... 14-34
I/O 故障組.................................................................................................................... 14-34
I/O 故障種類................................................................................................................ 14-35
回路故障(第 1 類) ....................................................................................................... 14-37
丟失程序塊(第 2 類) ................................................................................................... 14-42
增加程序塊(第 3 類) ................................................................................................... 14-43
I/O 總線故障(第 6 類) ................................................................................................. 14-44
模塊故障(第 8 類) ....................................................................................................... 14-45
增加 IOC(第 9 類) ....................................................................................................... 14-46
丟失 IOC(第 10 類)..................................................................................................... 14-46
IOC(I/O 控制器)軟件故障(第 11 類) ......................................................................... 14-47
強制和非強制回路(第 12 和 13 類)........................................................................... 14-47
丟失 I/O 模塊(第 14 類).............................................................................................. 14-47
增加 I/O 模塊(第 15 類).............................................................................................. 14-48
外部 I/O 模塊(第 16 類).............................................................................................. 14-48
外部程序塊(第 17 類) ................................................................................................. 14-48
IOC 硬件故障(第 18 類) ............................................................................................. 14-49
GBC 停止報告故障(第 19 類).................................................................................... 14-49
GBC 軟件意外(第 21 類)............................................................................................ 14-49
程序塊轉換(第 22 類) ................................................................................................. 14-50
性能數據.....................................................................................................................A-1
布爾量執行時間 ..............................................................................................................A-2
指令定時 ..........................................................................................................................A-2
總計掃描影響時間 ..........................................................................................................A-8
基本掃描時間 .................................................................................................................. A-9
表格內容 ........................................................................................................................A-10
編程器掃描影響時間........................................................................................................A-10
I/O 掃描 I/O 故障描影響時間 ...........................................................................................A-11
本地 I/O 模塊描影響時間 Modules ..................................................................................A-11
Genius I/O 和 GBC 描影響時間.......................................................................................A-14
以太網全局數據描影響時間.............................................................................................A-16
S......................................................................................................................................A-19
I/O 中斷性能和掃描影響..................................................................................................A-19
定時中斷性能 ..................................................................................................................A-21
預測掃描時間計算實例....................................................................................................A-22
用戶存儲器分配...............................................................................................................B-1
計算用戶存儲器的項目......................................................................................................B-1
用戶程序存儲器使用 .........................................................................................................B-2
%L 和%P 程序存儲器........................................................................................................ B-2
程序邏輯和總計................................................................................................................. B-2
將 90 系列應用程序轉化為 PAC 應用程序.......................................................................C-1
PACSystems –90 系列比較 .............................................................................................C-2
CPU 操作 ..........................................................................................................................C-2
Contents
邏輯...................................................................................................................................C-2
塊 ......................................................................................................................................C-7
PACSystems 功能.............................................................................................................C-8
在線編輯模式 ..................................................................................................................C-12
變量.................................................................................................................................C-13
通訊.................................................................................................................................C-14
EGD ................................................................................................................................C-15
閃存.................................................................................................................................C-15
存儲器 .............................................................................................................................C-17
冗余.................................................................................................................................C-18
Genius.............................................................................................................................C-18
I/O 和智能模塊 ................................................................................................................C-19
將 90-70 系列應用程序轉化為 PAC 應用程序.................................................................C-21
轉換準備..........................................................................................................................C-21
轉換對象..........................................................................................................................C-23
從 90-70 系列到 PAC 轉換過程中的變化.........................................................................C-24
完成轉換..........................................................................................................................C-25
將 90-30 系列應用程序轉化為 PAC 應用程序.................................................................C-27
轉換準備..........................................................................................................................C-27
轉換對象..........................................................................................................................C-29
完成轉換..........................................................................................................................C-31



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