a0097_s7-300cpu存储器介绍及存储卡使用

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1、S7-300CPUᄬټ఼ҟ㒡ঞᄬټवՓ⫼S7-300CPUMemoryIntroduction&MemoryCardApplicationGettingˉStartedEdition(2011ᑈ12᳜)᳜)ᨬ㽕Ⳃࠡᐌ⫼ⱘS7ˉ300CPUЏ㽕᳝˖ᮄൟCPU˖Փ⫼MMCव԰Ў㺙䕑ᄬټ఼,ϡ䳔㽕ৢ໛䫖⬉∴ˈܡ㓈ᡸDŽᷛޚCPU˖г⿄Ў㗕ᓣⱘS7-300CPU,Փ⫼FEPROMव԰Ў㺙䕑ᄬټ఼ˈ䳔㽕ৢ໛⬉∴㓈ᣕ㋏㒳ᯊ䩳DŽ䰸њS7-3182DP໪ˈ݊ᅗⱘ㗕ᓣPLCᏆϡݡߎଂDŽ⬅Ѣᄬټҟ䋼ⱘϡৠˈᇍѢᄬټवⱘՓ⫼ঞᇍ⫼᠋⿟ᑣⱘ᭄᥂ᄬ

2、᳝᠔ϡৠˈᴀ᭛ḷЏ㽕⫼Ѣ㾷އҹϟ䯂乬˖µњ㾷S7ˉ300CPUᄬټ఼ⱘὖᗉঞऎඳߦߚµњ㾷ᮄൟS7ˉ300CPUঞᷛޚൟS7ˉ300CPUⱘऎ߿µMMCवⱘՓ⫼ᮍ⊩ঞ⊼ᛣџ乍ˈࣙᣀབԩᇚ⿟ᑣݭܹ੠ߴ䰸ㄝµFEPROMवⱘՓ⫼ᮍ⊩ঞ⊼ᛣџ乍ˈࣙᣀབԩᇚ⿟ᑣݭܹঞߴ䰸ㄝµњ㾷⫼᠋⿟ᑣ೼S7ˉ300CPUⱘ᭄᥂ᣕ䯂乬ˈࣙᣀབԩᅮНᣕऎㄝµS7ˉ300CPUⱘਃࡼᮍᓣঞབԩ䖯㸠ᄬټ఼໡ԡµབԩᇚᄬټवḐᓣ࣪݇䬂䆡ᮄൟCPU˗ᷛޚCPU˗ᄬټ఼˗ᖂൟᄬټ఼˗ᣕᄬټ఼˗䮾ᄬ˗ᱪਃࡼ˗ᣕᄬټऎKeyWordsNewCPU˗Standa

3、rdCpu˗Memory˗MMC˗FlashEprom˗Warmstart˗RetentiveMemoryA&DService&SupportPage1-23Ⳃᔩ1.S7300ᄬټऎὖ䗄.......................................................32.S7-300CPUⱘߚ㉏.......................................................42.1ᮄൟS7-300CPU..............................

4、..........................42.1.1⫼ѢᮄൟS7-300CPUⱘMMCव.......................................52.1.2MMCवՓ⫼ᇓ.....................................................62.1.3བԩᇚ⿟ᑣݭܹMMC.................................................72.1.4བԩߴ䰸MMCवЁⱘ⿟ᑣ.........................

5、...................82.1.5ߴ䰸MMCवЁⱘ⿟ᑣⱘ⡍⅞ᚙމ˖㹿ࡼḐᓣ࣪..........................82.1.6݇ѢMMCवⱘ݊ᅗᙃ..............................................92.2ᷛޚൟS7-300CPU..................................................92.2.1⫼ѢᷛޚൟS7-300CPUⱘFEPROMव..................................9

6、2.2.2া⫼ѢCPU318-2DPⱘRAMव.......................................112.2.3བԩᇚ⿟ᑣݭܹFEPROMव..........................................112.2.4བԩߴ䰸FEPROMवЁⱘ⿟ᑣ........................................112.2.5݇ѢFEPROMवⱘ݊ᅗᙃ..........................................122.3ᏺݙ㕂EPROMⱘ

7、S7-300CPU.........................................123݇Ѣ᭄᥂ᣕ........................................................123.1CPUਃࡼᮍᓣ˖....................................................123.2S7-300CPUᄬټ఼໡ԡ.............................................153.3ᮄൟS7-300CPU(Փ⫼M

8、MCव)ⱘ᭄᥂ᣕ䯂乬..........................163.4ᷛޚൟS7-300CPU˄䰸њCPU318-2DP˅ⱘ᭄᥂ᣕ䯂乬˖..............164㓽ݭ䆡৿Н.........................................................175䰘ᔩ-