Siemens B4 User's Manual
Contents
1. Name and type omg Shared DB symbolic Hame Symbol Comment Created in Language Project path Storage location of project Code Interface 1970972002 04 54 07 19709 2002 0454 07 Date created Last modified 19709572002 04 54 07 Comment Cancel Help 8 Open the data block DB10 with a double click DB10 RJ SIMATIC Manager Testproject_DB ee a Eel Ed File Edit Insert PLC View Options Window Help a a AEA d lel in o Sal By telese E lt No Fiter gt anje 2 Testproject_DB B E 57 Program 1 0 Sources i Blocks Press F1 to get Help Forward Notes Generating data blocks TIA Training document Page 11 of 18 Module B4 Last revision 02 2002 Data blocks SI E Mi E N S Automation and Drive Technology SCE 9 Acknowledge the type of data block Data Block gt OK Data Block TRA ARRAS RARER ARREARS RRR RRR RRR RRR RR RRR REAR RRR RRR TME SME SME IME E SE MME Rn ec en ee ee ee ee ee Een en ee ee ee eee SHR RH KN EY REM ER REE RRR SAE ars ara ate atu wha ate ctu wat ora arm ats aha oom amare ara st a s a s at sta ora saute sw ate o s a s at sta om atmata ary ate a s ers at sm c s aware srs ate e s a s at sta om atmata ors ata ste o s at a s ora stwats srs ote sta a s ary sta om stmate ors ova ste ers sw a s ora seats oe ote oe HSMM MMM HMMM HMMM HMMM EREE SAE SSSA SAE SPS SMS Aa GAS a che erate he tat ate ote a th a2. tee 4 Insert a new S7 Program Insert gt Program gt S7 Program j SIMATIC Manager Testproject _DB Eie Ed PE j Deli Sen 1 57 Program J rias an My Sottvare SEmBG Tete 4 ExtetnaliSource Inserts S7 Program at the cursor position Forward Notes Generating data blocks TIA Training document Page 9 of 18 Module B4 Last revision 02 2002 Data blocks SI E Mi E N S Automation and Drive Technology SCE 5 Highlight the folder Blocks Blocks RJ SIMATIC Manager Testproject_DB File Edit Insert PLC View Options Window Help Disleelan 3 eafes aia 2 Sa 20s selene sh ala na Py Testproject_DB C Siemens Step7 5 7proj T estproj B E Testproject_DB B E 7 Program 1 Ources Press F1 to get Help 6 Siion o fe ee lt Nofite gt H g ea Siet of e ee al lt No Filter gt X y anje 2 57 Software p emens Step7 S fproj T estproj i7 Block 1 Organization Block M7 Software gt 2 Function Block oie cose External source g BData Type ees 6 Variable T able Inserts Data Block at the cursor position Forward Notes Generating data blocks TILA Training document Page 10 of 18 Module B4 Last revision 02 2002 Data blocks SI E Mi E N S Automation and Drive Technology SCE 7 Enter the number DB10 for the data block and accept with OK gt DB10 gt OK Properties Data Block General Part 1 General Part 2 Calls Attributes
3. 0 to 2 1111_1111_1111_1111 2 0001_0000_0000_0000 Hexadecimal W 16 0 to W 16 FFFF W 16 1000 number BCD C 0 to C 999 C 998 Decimal number B 0 0 to BH 255 255 B 10 20 unsigned DWORD Double 3 Binary number word Hexadecimal DW 16 0000_0000 to DW 16 00A2_ 1234 number DW 16 FFFF_FFFF unsigned 16 2 Decimal number B 0 0 0 0 to BH 255 255 255 255 B 1 14 100 120 INT Integer 16 Decimal number 32768 to 32 767 1 signed DINT Int 32 bit 32 Decimal number L 2147483648 to L 2147483647 L 1 signed 2 16 2 6 IEEE floating point 1 234567e 13 number Upper limit 3 402823e 38 Lower limit 1 175495e 38 S7 Time in steps of SST OH_ OM _OS_10MS to SST OH 1M OS OMS REAL Floating 3 point number S5T 2H_46M_30S_OMS and SS5TIME 1H_ 1M 0S OMS SSTIME Simatic Time SST OH_OM_OS_OMS TIME 3 IEC Time in steps T 24D 20H 31M 23S 648MS to T OD_1H_ 1M_O0S_OMS IEC Date from 1ms integer T 24D_20H 31M 23S 647MS TIME 0D 1H 1M_0S OMS signed DATE 1 IEC Date in steps D 1990 1 1 to D 2168 12 31 DATE 1994 3 15 IEC Date of 1 day TIME_OF DAY Time in steps of TOD 0 0 0 0 to TOD 23 59 59 999 TIME _OF_DAY 1 10 3 3 Time Ims CHAR Character ee ASCll Characters A B etc Forward Notes Generating data blocks TIA Training document Page 14 of 18 Module B4 Last revision 02 2002 Data blocks SI E M E N S Automation and Drive Technology SCE 11 Values should be modified in a data block
4. Itis not adequate to modify them in the field Initial value This is only possible when one switches to the Data View under View gt View gt Data View RA LADZSTL FBD DB10 Testprojekt DEYS 7 Programm 1 J i File Edit Insert PLC Debug SMETS Options Window Help a x Fatala Etri Eh Diela el je 2 ae ce BCE Hegieter k PEE Cirl 1 a STL ptr it assigned to a 30 S Fratue assigna to Smisen 55 SS H oom ln Cirl Hum Val d to Switch 26 alue Zoom Dut Eiriun alue 3310gn E a WLC Zoom Factor Value assigned to switch 37 es ii P ri P ri ri Breakpoint Bar _ Changes to the data view in the cument g Status Bar A offline Abs Insert Chg me Column Width Update Swen Fa 12 Now anew value can be entered in the field Actual value and saved onto the hard drive with LI as well as downloaded into the CPU with oo gt Actual value gt LI gt oa i LAD STL FED DB10 Testpropekt_DB4 5 Programm 1 m File Edit PLE Debug View Options Window Help Delea a alee off cle fo TE p e O cE mE Value assigned to Switch 50 ees em ie We lege Value assigned to Switch 32 saamnemaananne e eee We lees value Ea a to Switch 53 ce ee a utente assigned to Switch 36 twee wr ese sian assitmed to Switch 7 Ingert offline Abs Insert Chg 4 Press FI to get Help Forward Notes Generating data blocks TILA Traini
5. Required hardware and software 1 PC Operating system Windows 95 98 2000 ME NT4 0 with Minimal 133MHz and 64MB RAM approx 65 MB free hard disk space Optimal 500MHz and 128MB RAM approx 65 MB free hard disk space 2 Software STEP 7 V 5 x MPI Interface for the PC e g PC Adapter 4 PLC SIMATIC S7 300 with at least one digital in and output module The inputs must be lead through a functional unit Example configuration Power supply PS 307 2A CPU CPU 314 Digital input DI 16x DC24V Digital output DO 16x DC24V 0 5 A oo 4 SIMATIC S7 300 Forward Notes Generating data blocks TILA Training document Page 5 of 18 Module B4 Last revision 02 2002 Data blocks SI E M E N S Automation and Drive Technology SCE 2 NOTES FOR DATA BLOCKS Data Blocks DBs can be used by your program to save data in the CPU Your hard disk contains up to 8 KBytes 8192 Bytes space There are two types of data blocks Global DBs where all OBs FBs and FCs read all saved data or can even write in the DB and local instance DBs which are assigned a particular FB In the DBs different data types e g BOOL or WORD can be saved in arbitrary order This structuring of a DB follows through input in a table with the tool LAD STL FBD S7 Block Programming In the program structure from STEP 7 data blocks are found as follows OB 1 FB 1 DB 10 Call FB1 DB10 L DB11 DBWO Instance DB Local data only FB1 OB Organiza
6. click SIMATIC Manager 2 Create a new project File gt New KJ SIMATIC Manager _ SL GRE A TES SA EEA GB EE NR SARSGAARD ER GR RGR TERRES ERR AR ER ES RGB RT SR TB few PLC View Options Window He N ew E STONY po ae Se aR ew FTO oe Tai s e Open E Open Version 1 Project S7 Memory Card Memory Card File Delete Reorganize Manage Archive Retrieve Page Setup Labeling neds Print Setup 1 startup Projekt C Siemens Step 7proj Startup 2 Erreichbare Teilnehmer 3 Abschervorrichtung Project C 4 Step 45 7proj4bschery 4 startup Project C Siemens Step 7proj Startup Exit ap A POA i Creates anew project or a new library 00 Forward Generating data blocks TIA Training document Page 8 of 18 Module B4 Last revision 02 2002 Data blocks SIEMENS Automation and Drive Technology SCE 3 Inthe name path create the project with the name Testproject_DB gt Testproject_DB gt OK User projects Libraries Abschervorichtung C Siemens Step s5 proa BSCHERY E Cutting apparatus C ASiemens Steps proh Cutting 2 Cutting apparatus lt C Stemens Step 45 foro sCuthnig_ E Cutting apparatus C Siemenst Step S proh Cuttest a startup Ci iemensStep a5 prays TAR TUP Name Ippe I estproject_DE Froject ents Bee Storage location path _ CASiemens Step 7pra Browse Cancel Hep
7. 57 Programm 1 Fie Edit Inset PLC Debug View Options Window Help gt RELI S Bale alo ell Fe al e Ba ae a ee e El E Pras F1 to get Help offline Abs Insert ae ve Symbolic name which is referenced Desired data Initial value to which Comment for to the absolute type see below the data type must be documentation address for your data compatible optional optional element The absolute address is created from STEP 7 when the DB is compiled or saved The address format is BYTE BIT Over this address the data elements can also be accessed e g over download and compile operations or in logical operations Note If the data block is assigned as a local instance DB to a FB the declarations table of the FB declares the structure of the DB Forward Notes Generating data blocks TILA Training document Page 13 of 18 Module B4 Last revision 02 2002 Data blocks SI E M E N S Automation and Drive Technology SCE Data in a data block must be determined through data types 1 The following standard data types are defined in the S7 below Type and Size Format Options Range and number notation description in Bits lowest to highest values BOOL Bit Boolean text TRUE FALSE TRUE BYTE Byte Hexadecimal B 16 0 to B 16 FF B 16 10 number 2 0 to 2 1000 0001 0001 1000 1 2 1111_1111_1111_1111_1111_ 1111 011 _1011_0111_1111 11111111 WORD Word Binary number 2
8. EE eee ee eee EEEE kti SAE SAS SPS SAS SAS GME AS aha ste toto atm ant wt a ww atm a awh ws hm orm aah a hw wn sa wm wm am au awh ws wha arm aaah a ac wh wu sa hm wm ae tm a wach asta hm arm athe atm a atch wa sa atm wm athe hm au atc wh ara sta atm am athe am atm aac wh arm stu hm wha ae ae atm ata whe erm sta wha aha athe ae ata aac the ara sa tm aoa ae ate atm aa the aoa ata wha aha ae ahs ate oe SAS OMS So ate ora ora ate whe ota ae the a See ara ota ate wha ata aha che aa oe a SAS SPS So he SAS SPS ne te ote ae he ae SHE OM oa ate ote aha ata he ohm athe oe She are ata ate whe ohm athe oe at whe oe ae ee te ate ae Note Data blocks with an assigned FB are automatically displayed by the call of your associated FB It makes no sense to create this alone Data blocks with assigned user defined data types UDT are data blocks whose structure was already assigned in this UDT Forward Generating data blocks TILA Training document Page 12 of 18 Module B4 Last revision 02 2002 Data blocks SI E M E N S Automation and Drive Technology SCE 10 The Data Block is generated with a symbol Name The Type an Initial value as well as a Comment optional are entered The address is automatically generated and cannot be altered The data block can be saved E and downloaded into the PLC ai The mode switch on the PLC must be on STOP gt Name Type gt Initial value Comment gt El gt oa Hi LAD STL FBD DB10 Testpropekt_DB4
9. PEEEH Hp HHHH HEH with assignet Funetion Se Set AHA HREM RE ofe epe ete ferete ageet ER ERR ER MEER EER Ane Ee RE with assigned Function TESESCESESEAE SESE SE RESET AE SESE SE ESE Se ee eee fata cha eta a ona one she oa ates HM EMEMUMHMM EMM AE MEET a SAE SRS SP se wea SPS AS MS wha ae wha wha ahr wh what what wh whats wh wha ahaha ws at wha wha ah hm wh ae aha ah ata whe wha ats wha ohm ahs aha ahs at wha ohm at wha wha ae aha aha ata whe ohm at wha aha ar aha ata ata wha ohm ata wha wha ae aha ata ata che ohm at aha wha ae aha aha ate che ENK GASAJ SASS tri HAARAAN ata che ghuata whe aha whe wha aha ohm cha ohm wha oa ohm wha wea ate wa sea ata he ate ais aha aha wha cha ARARA atm wwe a ata ata ata raha cha whats wee aha whe oem cha ohm MAANA ata wa seu atest haat whe ha whe wha cha oem cha aha wha oP am ate oem ohm aoe ata ata ahaa wir he ha wheats wee wha ahs wha aha oP ieee seat ate ate oe Ead FAAARA nec ee ee NANANA RRA EARRAN EARR ERAAN ANANA NANAREN ARRAREN TEER SOS A ttrt SEO at ate techs cheat oe he eG cha ce teats oe ate ate aha oe SO eee ete ete RE Sneath teats ote te ote ate te one ae attratta SRS SH SAS SH SS SHS AE DS SAS AE tarttet attt attert he he chm ahaha one chm ahs oh ohm ah ah ahah a or ate a sata twats ate ate ate ate ttrt ttit ttt AEDS SS SHS OAD sh oA ana Ms toate oes he ate wha oe Se SHAS SHS ASS DAS ASAE GAS OMS SAS GAS SAE cm aha oh chu wha wh oe ohm wh wh tettetett aha oes wea aha oem atm wea oem ota wha ata ate at tettete
10. SI E M E N S Automation and Drive Technology SCE Training document for the company wide automation solution Totally Integrated Automation T I A MODULE B4 Data blocks TIA Training document Page 1 of 18 Module B4 Last revision 02 2002 Data Blocks SI E M E N S Automation and Drive Technology SCE This document was provided by Siemens A amp D SCE automation and drive technology Siemens A amp D Cooperates with Education for training purposes Siemens does not make any type of guarantee regarding its contents The passing on or duplication of this document including the use and report of its contents is only permitted within public and training facilities Exceptions require written permission by Siemens A amp D SCE Mr Knust E Mail michael knust hvr siemens de Offences are subject to possible payment for damages caused All rights are reserved for translation and any case of patenting or GM entry We thank the company Michael Dziallas Engineering and the instructors of vocational schools as well as further persons for the support with the production of the document TIA Training document Page 2 of 18 Module B4 Last revision 02 2002 Data Blocks SI E M E N S Automation and Drive Technology SCE PAGE 1 FON Oeo E EEA SE EEE SE EEE EE E EE E 4 2 Notes for Data BIOCKS ccccccccccccccceecce cece eeceeeseeeceeeseeeeeeeseeeeeeesaeeseesaeeneenes 6 3 Generating Data Blocks ccecccccecec
11. already opened data blocks In order to be able to access a data element over several data elements the DB must first be opened with the instructions OPN DB or OPN DI Then several data bits DBX DIX data bytes DBB DIB data words DBW DIW or data double words DBD DID can be processed in digital or binary operations In doing so one especially uses OPN DI for the opening of instance DBs It can also be used for global DBs when 2 DBs remain open at the same time Example OPN DB 20 Opening of DB20 OPN DI 22 Opening of DB22 L DBW 0 Download data word 0 from DB20 into AKKU 1 T MW 1 Transfer the contents from ACCU 1 to memory bit 1 A DIX 0 0 AND Operation from data bit 0 0 to DB22 with A 1 0 input bit 1 0 Q 4 0 Assignment of the result to output bit 4 0 3 Access to data out of local instance DBs by call with the function block Data can be transferred by the call of the corresponding instance data block with the instruction CALL FB1 DB19 The assignment of the variables that would be defined in the declarations table of the FB and whose value stands in the DB take place directly in the absolute address e g IW0 M 10 0 or QW4 with the CALL instruction Example CALL FB1 DB19 COUNT IW 0O The variable COUNT is assigned to IW 0 as an absolute address OUT Q 4 0 The variable OUT is assigned to Q4 0 as an absolute address Note The format of the variables and the assigned absolute address must be equal Forward Notes Ge
12. ate am oh Soca te eee TEST MU MMH MMH HM DRE HMM eSeH Hat OFS wha ats ote wha ats aha ohm an tha ohm ats ahs ota ata an ohm ote chm o s ota ots ofa om ata ate ots fa ota ah sha ofa aM ata ote ota che aha a SoS SHS SAS SHS SoS aha SMa aha ae ata he ate whe ha cha wha che wha ohm ahs wha aha aha ohm oe a aM aha aaa at waa ae i ttrt HEHE AAEM ERM MAREE EERE AREER EEE ER REE mananadunna eee rere try mea Sea aa oS SARCASM SAE DATS 2S DAS AS DAS AS 2a 2A 2a ce SRS 2a SAS Sa 2a Sa Se Sa SAS AAS DAA 2A DAS A 2a 2S we za 2a we SAS Sa SAS Se SA SM wea oh ate ahs sae he she whe ha whe wh ch wh wh wh wh R M aha M M MDE RM M at M aha cha wea aha M wh aha oh aha RE M MRE aa oe a as SPE SAE SSeS SE OAS DS SS OAS Ons Sa SS Sa AS SRS On Se Sa Sa AS Sa On cn Sa Sa Sa Sa AS Sa Om ce an wn whe a ata oh what wha whe hr ata ohm oh wheat wt wha whe at ata ohm cha wheats aM wha whe he ata ohm ofa what ate wha ate ha Pa ohm ota cheat ata wha ate she a ota ota chat ate ahs ate she EERE S EERE EEEE beck ck bee ee ber ee EEE Eee ceed rete ere EPR E EERE ER rei eae REE ROE EE CREE ep eT Ee REE ee pcr EEE Peep CER Ci EERE ERCP EE RE RU ce CER Eee ER EEE UM EEE RHE REE HH RE REE AMEE EERE RHE RE RHA RE BE HAE RE MB RH RE BE ME RE REM RE RE REE EERE SAER SANNA AANE A EEEE EEEE EE x EEEE EEEE n HHMMEMMEMME EMME MEE DHA SRAN A Ra AA nA einen na ea RUM BEER MMMER MEARE XX AXHA ete terete ete teeter tet Xj eee peepee ee e eppen pepeo e e e pee e MEMES PEEP EER PRPRPREREERERPRPREE
13. ceeeeeeeeeeeeeeeeseeeessaeeesaeeesaaeeesaseeesneenes 7 The following symbols stand for the specified modules Information Programming Example exercise Notes TIA Training document Page 3 of 18 Module B4 Last revision 02 2002 Data Blocks SI E M E N S Automation and Drive Technology SCE 1 FORWARD The module B4 is assigned content wise to Additional functions of STEP 7 Programming Basics of STEP 7 Programming 2 3days Amodules Additional functions of STEP 7 Programming 2 3 days B Modules a Industrial field bus Sequencer Process systems programming visualization 2 3 days D modules 2 3 days C modules 2 3 days F modules IT Communication with SIMATIC S7 1 2 days E modules Learning goal In this module the reader should learn how a data block can be used to save data e Generating data blocks e Specifying a structure of a data block e Access to a data element in a STEP 7 Program Requirements For the successful use of this module the following knowledge is assumed e Knowledge in the use of Windows 95 98 2000 ME NT4 0 e Basics of PLC Programming with STEP 7 e g Module A3 Startup PLC programming with STEP 7 e Basics to structured programming e g Appendix Basics to PLC Programming with SIMATIC S7 300 Forward Notes Generating data blocks TIA Training document Page 4 of 18 Module B4 Last revision 02 2002 Data blocks SI E M E N S Automation and Drive Technology SCE
14. nerating data blocks TIA Training document Page 17 of 18 Module B4 Last revision 02 2002 Data blocks SI E M E N S Automation and Drive Technology SCE 15 With LAD STL FBD Program blocks you now have an editor that give you the possibility to generate your STEP 7 Program The schema for the selection of the data element through the button is shown for the first three inputs as specified below If the organization block OB1 is not generated for all switches SO to S7 it should be saved El and downloaded into the PLC oo The mode switch of the CPU must be on STOP gt LI gt i File Edit Insert PLC Debug View Options Window Help _ x oake SB 2 lle ole celal Pa ee eft BB Be OE Pewee aaaass rrr DB1O DB Qu 4 JC M31 L DB10 DB a T Qu 4 HOPF 0 E m E iu j ct AM I 0 2 JC Mia L E10 CEW 4 T OW 4 NOP 0 Be Press F7 to get Help offline Abs Nw Lnb Insert Chg Z 16 Through the switching of the key switch to RUN the program is started If only one of buttons SO to S7 is activated through inching the display of the value in the data block that is assigned takes place on the output module with the address QW4 Forward Notes Generating data blocks TIA Training document Page 18 of 18 Module B4 Last revision 02 2002 Data blocks
15. ng document Page 15 of 18 Module B4 Last revision 02 2002 Data blocks SI E Mi E N S Automation and Drive Technology SCE 13 In order to generate the program with the accessible data elements the OB1 must be opened through a double click in SIMATIC Manager gt SIMATIC Manager gt OB1 ep SME Mariani Tetonit DA eee es etl Ee File Edit Insert PLC View Options window Help Dice S al db 23 in a ey ae ead E lt No Filter gt p anje ho Press F1 to get Help 14 Then accept the setting with OK gt OK Properties Organization Block ax General Part 1 General Part 2 Calls Attributes Hame 1081 Symbolic Name Symbol Camment Tooo O O Created in Language STL Project path T Code Interface Date created 23092002 09 18 06 Last modified 23 09 2002 09 18 06 23 09 2002 09 18 06 Comment T Forward Notes Generating data blocks TIA Training document Page 16 of 18 Module B4 Last revision 02 2002 Data blocks SI E M E N S Automation and Drive Technology SCE There are three possibilities to access the data 1 Direct address access One can access one data element in a data block with the following instructions Example L DB 20 DBB2 Load data byte 2 from DB20 into ACCU 1 L DB 22 DBW4 Load data word 4 from DB22 into ACCU 1 A DB 2 DBX5 6 Carry out an AND logical operation with data bit 5 6 from DB2 2 Access to the data elements in the
16. t ane te ane hm aha ohm ohm ah she or wha whe one ata ee ate atte ate ate ate ote ete stm ate ane ate aha one one ane eee ate ee eae ete ce he PERCE Ce eee ee eee eee eee eee eee eee SoS SHS SAS SHS SAS SM SA SD ASDA AS DAS AD 2a DAS 2A SAS SAS 2a 2A 2a 2a Sa 2 SAS SA SAS SA ASS 2A AS A DAS 2S SAS OAS we 2a 2a we SAS 2a SAS Sa we Sa we ah anata was ha MN wh cha wh wha whe wh wha wh wha R M R N wh ae ae wc Ma chs ahaha M wha ata aha aha ohm oh DEDE aha wha ata DE D M RE DREM OM DED aha cha DE che aha wes BEM ODE DE MOMOM DEDEM ME M M a A AN BAN AA V Aa aa aAA A AE S SA EA A BE SSS AE ABEBE S S oS A AA E SE A E N A EN A BABE MN D A A E NA A N AA A NE a N EE S O AE A E NEE AB EAE a N E AB SES AN SASO NABE AE EN OES E SA E aE E D SB AR NNA D E e E S AOS SHS SDSS DATE AS AS AE aha cha cha chm wha oP aha ohm wha oh ohm wh whm wha wh ata wha sata a haat ahs aha atu chm cha ohm cea aha aha aha ohm atm oh wha R RR ate R aha MRR RR M ohm N aha oem RE ofa RE ata ata ata ata MERER ahr aha D cha ata cea cha aha chm aha E DE DE afm E aha DEE E a s DE E DE aha cha IAE DE SE oem E oem E aha DE ota wha ata ote SE ata ce SE DE E DE oer aha ata cha cha ete teehee tet treet etre tet ete tet ete ete eee ete teehee tee ett tet ett tet teeth teeter tetera tet ett tet teeter tet tee te te tetet ed a HANIN hter cheated tee cheats ate oe SS oe So og Se HMMA RHEUM HREM UE HA aeae EEA RHEE HERE RE SS Peeters ce Sate oa at ate oa oe he ae Oa ota ote ie ota ote ata ete oe ae Ee EEEE ree E
17. tion Block FB Function Block FC Function DB Data Block Forward Notes Generating data blocks TIA Training document Page 6 of 18 Module B4 Last revision 02 2002 Data block SI E M E N S Automation and Drive Technology SCE GENERATING DATA BLOCKS Data blocks are generated and opened like program blocks in the tool LAD STL F BD Program blocks They serve e g for the saving of data and system states In the following text the generation of a simple example is described by the use of a global data block Thereby values should be chosen with the switches S0 to S7 and displayed on an output module Display Thereby one has more switches by activation where the representation of the value to switch S7 has the highest priority and the representation of the value to switch S1 has the lowest The example relates to the displayed addresses below Inputs Switch S0 I 0 0 Switch S1 I 0 1 Switch S2 0 2 Switch S3 0 3 Switch S4 0 4 Switch S5 0 5 Switch S6 0 6 Switch S7 0 7 Outputs Display QW4 Forward Notes Generating data blocks TIA Training document Page 7 of 18 Module B4 Last revision 02 2002 Data blocks SI E Mi E N S Automation and Drive Technology SCE In order to generate this program example the following steps must be followed Thereby the program is dispensed with the creation of the hardware configuration 1 Call SIMATIC Manager with a double
18. tt ata ata cea ofa wea cea ota aha ett wre ate ata sta ttt t titt wha cha oem wha aes oem oem oem aea ote wha aM ate at ata ate ata oe HNN BA SOE AG ara ste whe wt ata atm atm etch wna a whe atm aa atm atm aah wna a wh wt aha atm auch ara au wha atm aa etm aucun e s au a wha arm aha etm atacat wa au a wha am ate etm staat ara acu a wha a m ata stm atacate a s acu a wha a a ata chm staat e s aca at wha arm atm tm at at ara aa a wha aa aetna ate e s aw a wha ohm ate ate oy a SSM nS SME SMG aM at at ata whe aha cha shah whe wha aha ohm aha wha oem wea oem wa wea ata wa sha aa ahaa whe ha wha wha cha wha cha sea wha oes sem ata oem ohm ata ohm waa at ata at ate ia ghaats wha ha whe wea aha oem chm sea oem oes sem aa wha ata aa sea aaa heats whe aha wa wha che wea aha see wea ofa oem aha oem ohm ota oem aa ota ate at at ata a ahaa whe he ata wha cha wha ohm aha ahs ofa whe ate ona oe a pid SAE SHS SAS SH SHS SESH MS SS AEG SAE ME SAE GAS GHG gS cha wh whe wha oh oe tretten ate ats fs Ma fa ahaa wes cha ofa tettetett eehter ttt ttt ttt ttt ttt ttit ttt ttit oem oem oem ota wea ttt ata se ates ate ata che ta ate cha cha ttt Reet ete teeter ete terete tee tet teeter ett teeth terete tet ete tet ete tee eet teeter teeter tee rete ete ted HMMM HM MMMM MMMM MMMM Ee REPPE EEE HH MH HMMM HIM MMH MMMM MMMM MMMM MUM MMMM iM MMH HM MMH MMMM HMMM MMMM Mein MienHR SASHES SHS SESH AAD AS AS A tettet SA SS SHS AE SPS AE an Ph he at te ch tm wr wh wre wr wre warmer wh wnat wt tate tea
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