s7-400cpu存储器介绍及存储卡使用

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1、1.S7400CPUᆈۘ४ᾲ䘠S7-400CPUⲴᆈۘ४ਟԕࡂ࠶Ѫйњ४ฏ˖㌫㔏ᆈۘಘ˄SystemMemory˅ǃᐕ֌ᆈۘಘ(WorkMemory)ǃ㻵䖭ᆈۘಘ(LoadMemory)ˈާփྲമ1-1ᡰ⽪DŽമ1ˉ11ˊ㌫㔏ᆈۘಘ:㌫㔏ᆈۘಘ˄SystemMemory˅⭘Ҿᆈ᭮䗃ޕ䗃ࠪ䗷〻᱐ۿ४˄PII,PIQ˅ǃսᆈۘಘ(M)ǃᇊᰦಘ(T)઼䇑ᮠಘ(C))ǃඇึḸ઼ѝᯝึḸԕ৺Ѥᰦᆈۘಘ(ᵜൠᮠᦞึḸLocaldataLack)DŽ2ˊᐕ֌ᆈۘಘ˖ᐕ֌ᆈۘಘ(WorkMemory)⭘Ҿᆈ᭮о䘀㹼⴨ޣⲴ〻ᒿ઼ᮠᦞDŽS7-400CPUⲴᐕ֌ᆈۘಘˈаॺ⭘Ҿᆈ

2、ۘо䘀㹼⴨ޣⲴ〻ᒿԓ⸱(CodeMemory)ˈਖаॺᆈۘо䘀㹼⴨ޣⲴᮠᦞ(Data)ˈ䘉ᱟањപᇊ࠶䝽DŽᐕ֌ᆈۘಘ䳶ᡀ൘CPUѝфн㜭ᢙኅˈ䙊䗷ਾ༷⭥⊐؍ᤱDŽྲ᷌ᐕ֌޵ᆈሩҾањᓄ⭘〻ᒿᶕ䈤нཏབྷˈࡉᗵ享⭘ᑖᴹᴤབྷ޵ᆈⲴCPUDŽ䲔ҶCPU417-4(6ES7417-4XL00-0AB0V1.1~V3.1)ਟԕ䙊䗷ᨂޕу⭘Ⲵᆈۘ঑ᶕᢙኅᐕ֌ᆈۘಘཆˈަᆳරਧⲴCPUⲴᐕ֌ᆈۘಘ䜭ᰐ⌅ᢙኅDŽ3ˊ㻵䖭ᆈۘಘ˖㻵䖭ᆈۘಘ(LoadMemory)ᱟᆈ᭮⭘ᡧ亩ⴞѝнवਜ਼ㅖਧൠ൰࠶䝽ᡆ⌘䟺(䘉Ӌ؍⮉൘㕆〻䇮༷Ⲵᆈۘಘѝ)Ⲵᡰᴹ⭘ᡧ〻ᒿ઼ᮠᦞDŽ㻵䖭ᆈۘಘਟԕᱟཆ䜘ᢙኅ

3、ᆈۘ঑ᡆᱟ޵䜘䳶ᡀⲴRAMDŽ൘S7-400ѝˈᆈۘಘ঑(RAMᡆFlashEPROM)ਟԕᢙኅ䳶ᡀⲴ㻵䖭ᆈۘಘDŽ⭡Ҿ䳶ᡀⲴ㻵䖭ᆈۘಘᇩ䟿ᴹ䲀ˈྲ᷌〻ᒿབྷҾ޵㖞Ⲵ㻵䖭ᆈۘಘˈࡉ䴰㾱䝽㖞ᆈۘ঑(RAMᡆFlashEPROM)DŽRAM঑䐏CPU޵㖞ⲴRAM४ᖒᡀᰐ㕍䘎᧕ˈᆼᡀᢙኅ࣏㜭DŽ㘼FlashEprom঑о޵㖞RAM४ᱟ਴㠚⤜・ⲴDŽྲ᷌CPUѝ⋑ᴹᨂޕᆈۘ঑ˈᖃ⭘ᡧ〻ᒿሿҾ޵㖞㻵䖭ᆈۘಘᰦˈ൘STEP7ѝᢗ㹼“Download”ભԔˈ〻ᒿሶл䖭ࡠCPUⲴ޵㖞㻵䖭ᆈۘಘѝˈCPUਟԕ↓ᑨ䘀㹼˄ᯠරS7-300CPU⭘ⲴᱟMMC঑ˈᗵ享ᨂ঑᡽㜭л䖭〻ᒿ˅DŽᐕ֌

4、ᆈۘಘ(WorkMemory)ǃ䳶ᡀⲴ㻵䖭ᆈۘಘ઼RAMᢙኅⲴ㻵䖭ᆈۘಘ(LoadMemory)ѝⲴ޵ᇩ䜭䴰㾱ਾ༷⭥⊐؍ᤱDŽ2.S7-400CPUᆈۘ঑䘹ර৺⭘2.1ᆈۘ঑Ⲵ࠶㊫৺䘹ර൘SIMATICS7-400CPUѝ⭘Ⲵᆈۘ঑ᴹԕл3⿽˖1)⭘ҾS7400CPUⲴRAM঑2)⭘ҾS7400CPUⲴFlashEPROM঑˄ԕлㆰ〠FEPROM˅3)ਚ⭘ҾCPU417-4(6ES7417-4XL00-0AB0V1.1~V3.1)Ⲵᢙኅᐕ֌ᆈۘಘⲴRAM঑⭘RAM঑䘈ᱟ⭘FlashEPROM˄ԕлㆰ〠FEPROM˅ˈਆߣҾ⭘ᆈۘ঑ⲴⴞⲴ˖ѫ㾱⭘䙄䘹ᤙ঑ਚᜣ

5、ᢙኅCPU䳶ᡀⲴ㻵䖭ᆈۘಘ,ᒦ䴰㾱㓿ᑨ؞᭩〻ᒿ⭘RAM঑ᜣ൘ᆈۘ঑к≨ѵⲴᆈۘ⭘ᡧ〻ᒿˈণᦹ⭥〻ᒿҏнՊђ⭘䰚ᆈ঑˄FEPROMཡᡆ൘CPUѻཆ⭘ᢙኅ঑˄ྲᨂޕPGѝḕⴻ⭘ᡧ〻ᒿ˅঑˅ᖃ⭘RAMᆈۘ঑ᰦˈྲ᷌ࠪ⧠⭥Ⓚ᭵䳌Ⲵ䈍ˈ㌫㔏ᗵ享㜭⭘ਾ༷⭥⊐ᡆ䙊䗷“EXT.BATT”ᨂᓗѪCPUᨀ׋ཆ䜘༷⭘⭥঻ˈԕׯ༷ԭᆈۘ঑кⲴᮠᦞԕ৺޵䜘RAMкⲴᮠᦞˈ੖ࡉ〻ᒿՊђཡDŽᖃ⭘FEPROMᆈۘ঑ᰦˈ⭘ᡧ〻ᒿᆈۘ൘FEPROM঑ѝˈྲ᷌ࠪ⧠⭥Ⓚ᭵䳌ˈণ⋑ᴹਾ༷⭥⊐ˈFEPROM঑䟼Ⲵ〻ᒿҏнՊђཡDŽCPU޽⅑к⭥ਾˈՊ㠚ࣘӾFEPROM঑ѝᤧ䍍⭘ᡧ〻ᒿࡠCPUⲴᐕ֌ᆈ

6、ۘಘ(WorkMemory)ѝ˄⌘᜿˖ᗵ享൘step7ѝ⭘“PLC”㨌অлⲴ“Downloadtheuserprogramtomemorycard”ભԔˈ〻ᒿ᡽Պл䖭ࡠFEPROM঑䟼˅DŽྲ᷌CPU⭘FEPROM঑ն⋑ᴹ⭘ਾ༷⭥⊐ˈ䛓Ѹᯝ⭥ਾаӋ؍ᆈ൘㻵䖭ᆈۘಘѝRAM४Ⲵඇ઼ᐕ֌ᆈۘಘǃA&DService&SupportPage2-16㌫㔏ᆈۘಘѝ؍ᆈⲴᮠᦞ䜭ሶђཡDŽᖃ⭘ᡧ〻ᒿঐ⭘Ⲵᐕ֌޵ᆈབྷҾᇎ䱵CPUⲴᐕ֌޵ᆈˈࡉ䴰㾱ᴤᦒᐕ֌޵ᆈᴤབྷⲴCPUᡆᴤ᭩㕆〻ᯩᔿ⭘ᡧ〻ᒿਈሿDŽྲ䟷⭘ᢺᮠᦞඇ؍ᆈ൘㻵䖭ᆈۘಘѝˈ䴰㾱ᰦ޽ሶᮠᦞඇӾ㻵䖭ᆈۘಘѝ༽ࡦࡠᐕ֌ᆈۘ

7、ಘѝˈԕ߿ቁ⭘ᡧ〻ᒿሩᐕ֌޵ᆈⲴঐ⭘䟿DŽާփᯩ⌅৲㿱᮷ẓ˖ࡋᔪާᴹUNLINKED኎ᙗⲴDB.PDF2.1.1ྲօḕⴻ⭘ᡧ〻ᒿབྷሿ൘STEP7㇑⨶ಘѝѝ⛩ࠫ“Blocks”ˈ❦ਾ啐ḷਣ䭞䘹ᤙ“ObjectProperties”˄ྲമ2ˉ1˅ˈᕩࠪ኎ᙗሩ䈍Ṷ˄ྲമ2ˉ2˅ˈ൘“Blocks”䘹亩ѝਟԕⴻࡠ⭘ᡧ〻ᒿ൘਴њᆈۘಘѝঐ⭘Ⲵオ䰤DŽമ2ˉ1A&DService&SupportPage3-16മ2ˉ2ԕкᱟ൘⿫㓯⣦ᘱлⴻࡠⲴ⭘ᡧ〻ᒿབྷሿˈ⭘ᡧ〻ᒿ൘⿫㓯⣦ᘱᱮ⽪Ⲵঐ⭘ᆈۘ४Ⲵབྷሿо൘㓯⣦ᘱᱮ⽪Ⲵঐ⭘ᆈۘ४Ⲵབྷሿᱟнཚ⴨਼Ⲵˈާփ䈧ⴻ᮷ẓ˖⿫㓯〻ᒿ઼൘㓯〻

8、ᒿབྷሿⲴн਼2.2⭘ҾS7-400CPU઼CPU318-2DPⲴRAM঑RAM঑