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Preface, Contents Product Overview Unpacking and Setting Up the PG 720 SIMATIC Getting to Know the PG 720 Installing and Operating the Programming Device PG 720 PG 720 PG 720 Expansions Manual Configuring the PG 720 Error Diagnostics Hardware Information Glossary, Index C79000-G7076-C720-02...
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Trademarks SIMATIC and SINEC are registered trademarks of SIEMENS AG. Third parties using for their own purposes any other names in this document which refer to trademarks might infringe upon the rights of the trademark owners. Copyright...
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Preface What this Manual This manual contains all the information you need for working with the is About PG 720 programming device. You can use this information to unpack the programming device and power it up. familiarize yourself with the functions and settings of the various components (display, keyboard, programming facilities etc.).
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Queries If you have any questions concerning subjects not covered in the manual, simply get in touch with the Siemens representative in your area or call the SIMATIC Hotline. The addresses are listed in your product bulletin. If you have any questions about the manual itself or would like to make or suggestions, please complete the reply card at the end of the manual.
SIMATIC programmable controllers. SIEMENS PG 720 The PG’s Hardware You can use the PG 720 programming device to program SIMATIC S5 and and Software SIMATIC S7 programmable controllers.
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Product Overview Advantages of the Compared with a PC with standard hardware and software, the PG 720 PG 720 programming device of the SIMATIC family has numerous advantages: You can develop, debug and document user programs for SIMATIC S5 and SIMATIC S7 programmable logic controllers with the PG 720 without the need for additional hardware or software.
Unpacking and Setting Up the PG 720 What Does this This chapter contains important information about unpacking, setting up and Chapter Contain? transporting the PG 720, such as: opening and closing the keyboard, changing the angle of inclination of the device, using the extra pull-out support and how to move the unit.
Setting Up the PG 720 Setting Up the PG 720 Unpacking Your Unpack your PG 720 as follows: PG 720 1. Remove the packing. 2. Do not throw the original packing away. Keep it in case you have to ship or transport the unit again at some time in the future.
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2. Pull the support (Figure 2-4) out of the rear of the stand and if necessary pull out the extra support hoop. 3. Incline the unit to an angle that will allow you to work comfortably. SIEMENS Pivot Stand PG 720...
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Setting Up the PG 720 Detaching the In certain situations, it is helpful to remove the keyboard. Keyboard Press in the catches in the middle of the hinges Figure 2-3 Detaching the Keyboard Caution Risk of tipping! If the keyboard is detached, there is a risk of the unit tipping over. Before removing the keyboard, make sure that you pull out the support from the device stand (Figure 2-4) and pull out the additional hoop.
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Setting Up the PG 720 Keyboard Angle When the keyboard is attached to the unit, its angle of inclination is 6 , the height of the middle row of keys is 30 mm (about 1 inch). When it is detached, the angle of inclination is 4.5 , and the height of the middle row of keys is 27 mm.
Setting Up the PG 720 Moving the Programming Device Preparations The PG 720 is easy to carry. Before carrying it, however, you should take the following measures: 1. Switch the PG 720 off and wait about 20 seconds until the drives have come to a complete stop.
Getting to Know the PG 720 What Does this This chapter contains all the information you require about the most Chapter Contain? important components of the device such as: LED displays drives keyboard programming facilities of the PG 720 external power unit and battery. Summary of In Section You Will Find...
Getting to Know the PG 720 Hardware Components of the PG 720 Front You can access all the important operator controls and displays from the front or sides of the unit. Figure 3-1 shows the front of the PG 720. Detail 1 On/Off switch 6 Keyboard...
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Getting to Know the PG 720 Left-Hand Side All the connectors and interface ports for connecting to external devices are Panel located on the left side panel of the PG 720 (communications side). (Communications Side) VGA port COM 2 port Power switch LED displays...
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Getting to Know the PG 720 Right-Hand Side You access the slots for programming S5 submodules, S5/S7 memory cards, Panel (Processing the PCMCIA port, and the disk drive from the right-hand side of the unit Side) (processing side). Ejector for PCMCIA cards Disk ejector PCMCIA type II;...
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Getting to Know the PG 720 Ventilation Slits There are ventilation slits on the top and bottom panels of the unit. These slits must not be covered or blocked in any way (for example by carpeting). Caution Risk of overheating! If you cover the inlet or outlet ventilation slits, you may cause damage to the PG 720.
Getting to Know the PG 720 Display Available Displays The PG 720 has a monochrome or color display. Contrast control Figure 3-4 Display PG 720 / PG 720 C Monochrome The display is an STN (STN = Super Twist Nematic) monochrome display PG 720 Display with a 9.4 in.
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Getting to Know the PG 720 Note Depending on the gray tone or color shade in the display, passive STN displays are subject to varying degrees of interference known as the Moiré effect. This is a physical characteristic and is not a fault. Caution Risk of injury! If a display is damaged, liquid crystals may escape.
Getting to Know the PG 720 Keyboard Keyboard Layout The keyboard is divided into the following areas: Alphanumeric or typewriter keyboard with special keys LED displays Function keys Cursor control keys. Print Pause SysRq Break Scroll @ ” ^ & &...
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Getting to Know the PG 720 Alphanumeric The largest block of keys on the keyboard is the alphanumeric keyboard with all Keyboard the keys for the letters of the alphabet, numerals and special characters. The characters are arranged in basically the same way as on a normal typewriter. However, there are a number of special keys which have special functions for the PG 720.
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Getting to Know the PG 720 Table 3-3 Functions of the Special Keys Function CTRL Key (combination key) This key is only used in combination with other keys. For Ctrl example, you press CTRL + ALT + Delete to reset and restart the operating system.
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Getting to Know the PG 720 Cursor Keys The key block shown in the picture below is used for cursor control. Home Move cursor to beginning of file Page back Page Move cursor up Page forward Page Move cursor left Move cursor to end of file Move cursor right...
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Getting to Know the PG 720 Home Horizontal expand Vertical expand Insert Enter key Cursor right/ cursor left Title/comment input in segments End of segment Help Insert segment Delete segment (X Correction (CORR) Switch the emulated numeric keypad from alphanumeric to numeric keys Zoom (in Graph 5) Zoom (in Graph 5)
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Getting to Know the PG 720 Key Combinations A selection of some of the most important key combinations are shown in the following table. Table 3-4 Key Combinations Key Combination Effect Soft restart Ctrl Delete Switch over to international character set Ctrl Switch over to German character set: the German...
Getting to Know the PG 720 Trackball Trackball The trackball is a pointing device for cursor control and menu selection in many programs that support mouse operation. By moving the trackball, the cursor can be positioned anywhere on the screen. By pressing the left-hand button, you set a marker.
Getting to Know the PG 720 Drives Drive Types The PG 720 is equipped with the following drives as standard: Table 3-5 Standard Drives Type of Drive Format Capacity Floppy (diskette) drive 3.5 inch 1.44 Mbytes Hard disk drive 2.5 inch See Product Bulletin Floppy Disk Drive Using the floppy disk drive you can save programs and data on diskettes or...
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Getting to Know the PG 720 Caution Risk of data loss! You must not remove the diskette as long as the access LED is lit. Otherwise, you may lose the data on the diskette. Do not remove the diskette until the access LED on the drive or on the front panel of the PG 720 has gone out.
Getting to Know the PG 720 External Power Unit and Battery External Power The external power unit is used to supply the PG 720 with power when it is Unit being operated with 115 V or 230 V mains supplies. The voltage is set automatically.
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Getting to Know the PG 720 PG 720 Programming Device 3-18 C79000-G7076-C720-02...
Installing and Operating the PG 720 What Does This This chapter describes what you have to do to set up your PG 720 correctly Chapter Contain? for operation. This includes the basic steps for starting up your PG 720 working in the battery mode and changing the battery working with memory submodules and cards for the programmable controllers and connecting your PG 720 to other devices.
Installing the PG 720 Connecting the PG 720 to the Power Supply Connecting to the You can operate the PG 720 on 115 V and 230 V power systems using the Power Supply external power supply unit. The voltage is selected automatically. 1.
Installing the PG 720 Battery Operation Battery Operation If no external power supply unit is connected, you can operate the PG 720 using the integrated battery. 1. Switch on the device. Make sure that the battery is sufficiently charged before you start work. The power LED is lit green as long as the battery is sufficiently charged.
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Installing the PG 720 1 Battery connector 3 Support 2 Battery 4 Battery compartment cover Figure 4-2 Changing the Battery Note Whenever possible, avoid running down the battery to a low level. Switch off the unit after use. Once the device is connected to the power supply using the external power supply unit, a discharged battery is recharged, even if the programming device itself is not switched on.
Installing the PG 720 Connecting I/O Devices Recommended Siemens printers with a parallel interface and IBM character set are Printers recommended for use with the PG 720 programming device. Connecting the To connect your printer, proceed as follows: Printer to the 1.
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Installing the PG 720 Connecting the You can also connect your printer to the PG 720 using a serial COM port. You Printer to the will find information about how to adapt and set your interface and which Serial Port connecting cable you require in the description of your printer.
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5. Plug the other end of the monitor cable into the monitor. 6. Switch on the PG 720 and the monitor. 7. Make the necessary changes in the SETUP program (menu ”SIEMENS PG 720 Hardware Control”, CRT/LCD selection: ”Simultaneous ” or with higher resolutions ”CRT”).
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Installing the PG 720 Using a Mouse You can connect both a PS/2 and a serial mouse to the PG 720. When the PG 720 is supplied, the mouse driver for the trackball and PS/2 mouse is already loaded. Connecting a PS/2 You can connect an external PS/2 mouse or another external pointing device Mouse to an additional PS/2-compatible mouse connector.
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Installing the PG 720 Connecting a You can connect a serial mouse to the COM2 serial port. To operate a serial Serial Mouse mouse, the appropriate mouse driver must be initialized and assigned parameters. You will find the information you need to do this in the description of your mouse or in the description of the operating system.
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Installing the PG 720 Note It is advisable to use a keyboard cable with an angled connector, so that the connector does not extend beyond the back panel. The keyboard cable must be inserted in the cable conduit on the back panel of the unit otherwise the connector can work loose when the device is tilted.
Installing the PG 720 Working with SIMATIC S5 Memory Submodules Working with You can read and program SIMATIC S5 EPROMs and EEPROMs using the SIMATIC S5 48-pin S5 EPROM and EEPROM programming port. You will find Submodules information about using the programming software in the STEP 5 Manual. S5 EPROM/ EEPROM port S5 Submodule (EPROM/EEPROM) Programming Port...
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Installing the PG 720 Caution Risk of damage to EPROMs or EEPROMs! If you insert or remove the EPROM or EEPROM while it is in use, there is a danger that it will be damaged. You must not remove the S5 EPROM or EEPROM while the LED indicating that the EPROM or EEPROM is being read etc.
Installing the PG 720 Working with SIMATIC Memory Cards Working with SIMATIC memory cards can be read, programmed and erased using the SIMATIC Memory 68-pin connector. SIMATIC memory cards are available for SIMATIC S5 and Cards SIMATIC S7 software. Orientation point SIMATIC memory cards Figure 4-8 Slot for SIMATIC Memory Cards...
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Installing the PG 720 Caution Risk of damage to memory cards and the PG 720! You must insert the memory card into the 68-pin connector with the type label pointing to the rear of the unit. Make sure that the orientation point beside the slot matches the point on the card.
Installing the PG 720 Working with PCMCIA Cards PCMCIA Cards The PG 720 has two PCMCIA interface ports. You can plug communication cards for MODEM, FAX-MODEM, ISDN, token ring, ETHERNET, memory expansion and SCSI interface cards in credit-card format into this port. Either two cards of type II or one card of type III can be plugged in.
Installing the PG 720 Connecting the PG 720 to other SIMATIC S5 Units Point-To-Point In this section, you will learn how to connect your PG 720 to a programming Link device or programmable control using a point-to-point link. You can establish a point-to-point link by connecting the PG 720 to another programming device or a programmable controller using a V.24 connection a TTY connection...
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Installing the PG 720 Connecting the You can connect the PG 720 to a SIMATIC S5 programmable logic controller PG 720 to S5 using the COM1/TTY interface port. The required cable is supplied with the Programmable PG 720 ( Order no.: 6ES5734-2BD20). Controllers COM 1 (socket)
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Installing the PG 720 Connecting the The connecting cable 6ES5 734-2BD20 is supplied with the PG 720. An PG 720 Using an adapter is available for connecting the programmable logic controller using Adapter older standard cables. Table 4-3 Adapter for the PG 720 Connecting Cable. Port Link Connecting...
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Installing the PG 720 Note If you connect two programming devices using the TTY interface, you must deactivate the TTY interface (COM1) on one of the devices by changing the jumper settings. When supplied, this interface is always active. Activating/ When your PG 720 is supplied, the COM1 (TTY) serial port is active (20 mA Deactivating the current loop).
Installing the PG 720 Connecting the PG 720 to a SIMATIC S7 Network (MPI/DP) Connection of an You can connect your PG 720 to a SIMATIC S7 programmable logic S7 Programmable controller using the floating MPI/DP interface. The MPI cable for connection Controller via to SIMATIC S7 CPUs is supplied with the PG 720.
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Installing the PG 720 MPI/PROFIBUS DP Up to 32 devices (PC, programming device or programmable controller) can Network be connected to the MPI/DP interface to form a network segment. The physical connection to the MPI/PROFIBUS DP network is via a floating RS485 interface which is a component of the programming device basic module.
Installing the PG 720 Networking the PG 720 with Other Stations on SINEC L2 Networking the SINEC L2 is an open and robust bus system for industrial applications. It can PG 720 on SINEC be used to configure networks with up to 32 stations per segment. The data L2 (PROFIBUS) transfer rate for SINEC L2 is 1.5 Mbps.
(ETHERNET) How the Network SINEC H1 is the name of Siemens networks and network components Functions operating according to the CSMA and / CD (ETHERNET) principle. SINEC H1 is a bus-type LAN that uses a triaxial cable (H1) as its transmission medium.
PG 720 Expansions What Does this You can enhance the performance of your PG 720 by adding additional Chapter Contain? memory. This chapter describes how to expand your PG 720. Please observe the relevant safety guidelines. Summary of In Section You Will Find On Page Sections...
Limitation of All technical specifications and licences apply only to expansion functions Liability approved by SIEMENS. No liability can be accepted for impairment of functions caused by the use of devices and components of other manufacturers. All the modules and components in the PG 720 are electrostatically sensitive.
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PG 720 Expansions Tools Use a screwdriver to open the unit. Opening the Open your PG 720 as follows: PG 720 1. Switch off the PG 720, pull out the power supply connector and remove all connecting cables from the unit, including the keyboard cable. 2.
PG 720 Expansions Components Visible After Opening the Unit Components Once you have removed the top cover of your unit, the components are visible. 1 Drives 3 Power supply 2 Motherboard 4 Jumpers for TTY setting Figure 5-2 PG 720 Opened PG 720 Programming Device C79000-G7076-C720-02...
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PG 720 Expansions Motherboard The motherboard is the heart of the PG 720. Here, data are processed and stored, and interfaces and device I/Os controlled and managed. 10/14 Figure 5-3 Motherboard Components on The following components are located on the motherboard of the PG 720. the Motherboard Components of the Motherboard Table 5-1...
PG 720 Expansions Installing Memory Expansion Modules Standard Memory There are two slots on the motherboard for DIMM memory modules. This allows you to expand the memory capacity of your PG 720 to up to 32 MB. Table 5-2 Slots for Memory Expansion Memory Slot 0 Slot 1...
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PG 720 Expansions Caution Risk of damage. The electronic components of the printed circuit boards are extremely sensitive to electrostatic discharge. Please observe the guidelines for handling electrostatically sensitive devices at the end of this manual. Installing the You plug in expansion modules as follows: DIMM Cards 1.
PG 720 Expansions Replacing the Back-Up Battery Battery Power A back-up battery (3.6 V lithium battery) powers the real-time clock even Supply for after the PG 720 is switched off. In addition to the time of day, all the Real-Time Clock information about the PG 720s configuration is stored in RAM.
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PG 720 Expansions You change the battery as follows: 1. Switch off your PG 720 and remove the power cable and all the connecting cables. 2. Open the unit as described in Section 5.1. 3. Undo the five screws holding the drive mounting. 4.
PG 720 Expansions Closing the Unit Closing the Unit Close the unit as follows: 1. Tilt the unit to the horizontal position. 2. Place the front section on the casing at an angle (the guide studs at the top edge must fit into place). 3.
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Configuring the PG 720 What Does this In this chapter, you will learn how to configure your programming device. Chapter Contain? You need to do this if you change your system by adding a memory expansion card or after you have replaced the back-up battery. Summary of In Section You Will Find...
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Function page 1 of 3 SETUP main menu “Standard System Parameters” page 2 of 3 “Siemens PG 720 Hardware Control” for setting the interface ports page 3 of 3 “Power Management-Feature Control” for setting the power consumption PG 720 Programming Device...
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Configuring the Programming Device Main SETUP Menu Once your PG 720 has started up, the SETUP menu appears with the standard (Page 1 of 3) system parameters. Here, you can specify various system settings such as the time of day and date, drives and values for memory. Phoenix SETUP Utility (Version X.XX) (c) Phoenix Technologies Ltd.
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Configuring the Programming Device System The following table lists the system parameters you can set in the main Parameters menu. Table 6-3 System Parameters and Settings in the Main Menu. Menu Item Default Function System Time Time setting: Hour:Minute:Second System Date Date: Month:Day:Year.
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Configuring the Programming Device Defining Hardware In the Siemens PG 720 Hardware Control submenu, you can define the (Page 2 of 3) interface functions. These values must be re-entered particularly when you have re-assigned interfaces or when you want to connect I/O devices (for example an external monitor).
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Configuring the Programming Device Define Power In the “Power Management Feature Control” menu, you can set the power Management management functions. This allows you to regulate the power consumption of your PG 720 to suit the mode you are working in. This function is particularly important in making best use of the battery.
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Configuring the Programming Device Power Apart from the power management values proposed by the SETUP program, Management you can also set the menu items individually. The following table explains Values the function of the menu items. Table 6-5 Menu Items in Power Management Menu Item Default Function...
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Configuring the Programming Device Exiting SETUP You save the new settings in the BIOS and exit the SETUP menu using the “Exit” menu. You can make the following settings. Phoenix SETUP Utility (Version X.XX) (c) Phoenix Technologies Ltd. 1985, 1994 All Rights Reserved Page 3 of 3 ** Power Management Feature Control **...
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Configuring the Programming Device Documenting Your If you have made any modifications to your standard SETUP settings, you can Configuration enter them in the following table. You can then refer to these entries if you need to make any hardware modifications later. Table 6-7 Table of the System Configuration System Parameter...
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Error Diagnostics What Does this This chapter will help you to locate, identify, and in some cases eliminate Chapter Contain? simple errors and faults. The symptoms of the problem, possible causes and remedies are listed in the form of a table. PG 720 Programming Device C79000-G7076-C720-02...
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Error Diagnostics Table 7-1 Errors/Faults in PG 720 Operation Error/Fault Cause Remedy Power-ON LED does not light up PG 720 is switched off Switch the unit on Power supply not properly Check the power supply, power connected cable, and power connector Charge or replace battery Battery run-down Display remains dark after power...
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Error Diagnostics Table 7-1 Errors/Faults in PG 720 Operation Error/Fault Cause Remedy Mouse pointer moving erratically Trackball dirty Clean the trackball and its housing Trackball not working Trackball is switched off Activate trackball with key combination External mouse plugged in Fn + PG 720 Programming Device C79000-G7076-C720-02...
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Hardware Information What Does This This chapter contains important reference data about the following: Chapter Contain? Hardware addresses Interrupt assignments Information about connecting cables Summary of In Section You Will Find On Page Sections Hardware Address Table Interrupt Assignments Connector Pinouts Connecting Cables 8-13 PG 720 Programming Device...
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Hardware Information Hardware Address Table There are two kinds of address area: Memory address area I/O address area. Different read/write signals (I/O WR, I/O RD, MEMR, MEMW) are used to reference these areas. The following tables provide you with an overview of the address areas used.
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Hardware Information Table 8-2 I/O Address Assignments I/O Addresses Chip/Module Hardware Interrupt Used 0026 H/0027 H Configuration data 0040 H-0043 H Timer/counter 1 (8254) IRQ 0 0044 H-004F H Not used 0050 H-005F H Not used 0060 H/0064 H Keyboard controller (8042) IRQ 1, IRQ 12 0061 H Port B: Timer/loudspeaker/parity system bus/...
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Hardware Information Table 8-2 I/O Address Assignments I/O Addresses Chip/Module Hardware Interrupt Used 02F8 H-02FF H Serial port 2 (COM 2) IRQ 3 0300 H-031F H Programming interface module 0320 H-033F H Not used (XT: 320-32F: fixed disk) 0340 H-035F H Not used (HIGRAPH host interface) 0360 H-036F H Not used (IBM-PC-Net)
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Hardware Information Interrupt Assignments Interrupt The PG 720 uses the two integrated interrupt controllers of type 82C59 to handle Assignment the 16 hardware interrupts (IRQ 0 to IRQ 15). The INT output of the slave controller is connected to the IRQ 2 input of the master controller.
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Hardware Information Connector Pinouts Socket Connector The socket for the external power supply unit has the following potentials: for the External Power Unit + 17 V +5% DC voltage – 0 V Ground Figure 8-1 Power Supply Connector Connecting a PS/2 You can connect a PS/2 mouse to your PG 720.
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Hardware Information Connecting an You can connect an external keyboard to your PG 720. The connector has the External Keyboard following pinout: View of the socket connector Figure 8-3 Connector Pinout for an External Keyboard Table 8-5 Pinout Table of the Keyboard Connecting Cable PinNo.
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Hardware Information VGA Socket The VGA socket connector on the PG 720 has the following pinout: Connector Figure 8-4 VGA Socket Connector Table 8-6 Pinout Table of the VGA Socket Connector Pin No. Designation Description Input/Output R_EXT Output G_EXT Green Output B_EXT Blue...
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Hardware Information MPI/DP Socket The MPI/DP socket connector on the PG 720 has the following pinout: Connector Figure 8-5 MPI/DP Socket Connector Table 8-7 Pinout Table of the MPI/DP Socket Connector. Pin No. Designation Description Input/ Output Pin 1 is not assigned –...
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Hardware Information Parallel Port The parallel port (LPT1) on the PG 720 has the following pinout: Figure 8-6 LPT1 Parallel Port Table 8-8 Pinout Table of the Parallel Port Pin No. Signal Description Input/Output /Strobe Output (open collector) Data - bit 0 Output (TTL level) Data - bit 1 Output (TTL level)
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Hardware Information Serial Port The serial port (COM1) on the PG 720 has the following pinout: (PLC/V24/Modem) Figure 8-7 COM1 Serial Port Table 8-9 Pinout Table of the COM1 Serial Port Pin No. Designation Description Input/Output TxD (D1) Serial transmit data Output RxD (D2) Serial receive data...
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Hardware Information Serial Port The serial port (COM2) on the PG 720 has the following pinout: (V24/Mouse) Figure 8-8 COM2 Serial Port Table 8-10 Pinout Table of the COM2 Serial Port Pin No. Designation Description Input/Output DCD (M5) Data carrier detect Input RxD (D2) Receive data...
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Hardware Information Connecting Cables Overview The following connections can be established with existing standard cables: COM1/TTY SS-PLC/TTY COM1/V.24 COM1/V.24 15-pin PG-IF COM1/TTY 25-pin PG-SS COM1/TTY Printer Centronics LPT1/Centronics COM1/TTY PG-IF/TTY PG-IF/TTY COM1/TTY ET200 Conn./RS 485 MPI/RS 485 MPI Conn./RS 485 PG-IF/MPI/RS 485 Figure 8-9 Connecting Cables...
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Hardware Information Standard Using the standard connecting cable (supplied with the unit) you can connect Connecting Cable your PG 720 to a Siemens programmable logic controller. Please refer to the information in Chapter 3. PG 7xx Connecting cable 25-pin male connector...
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Hardware Information Connecting Cable With 25-Pin Socket Connector PG 7xx PG 695 II Adapter S5-PLC, V.24 Connecting cable 25-pin male 6ES5 731-6AG00 25-pin female 6ES5 731-0xxx0 activated (Release 2) deactivated 330 ohms –U 330 ohms Shield –U Casing Figure 8-12 Connecting Cable With 25-Pin Socket Connector Cable for You can connect your PG 720 to other programming devices with this cable...
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Hardware Information Connection to S5 If you want to connect your PG 720 to the S5/V.24 port of a PG 6xx PLC/V.24 and programming device, you require an adapter. In this case, the PG 720 must COM1/TTY of a be the active programming device. Please read the information about PG 6xx activating and deactivating the TTY/COM1 port in Chapter 4.
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This chapter contains a glossary in which you will find a list of the Chapter Contain? terminology used in conjunction with the Siemens range of programming devices and a brief explanation of each of the terms. PG 720 Programming Device...
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Glossary Access Protection Access to the programs and data of a programming device can be protected by passwords. Application An application is a program which builds directly on, for example, the operating system. Applications on your programming device are MS-DOS/Windows, the STEP 5 Basic package, GRAPH 5 etc. ASCII Editor With an ASCII editor you can process (that is, edit) text files which are stored in ASCII code (American Standard Code of Information Interchange).
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Glossary Click Pressing and immediately releasing the left mouse button; this selects objects or trigger commands. COM1 Port The COM1 port is a serial V.24/modem interface. This interface is suitable for asynchronous data transmission. It can also be used to connect printers with a serial interface.
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Glossary Display The flat monitor of the PG 720. Double-Click Pressing and releasing the left mouse button very quickly twice in succession without moving the mouse. This action is normally to open an object or program. Drives The PG 720 programming devices are usually equipped with one hard disk drive and one diskette drive.
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Glossary File A file is the collection of data under one name. Formatting Formatting divides the memory area on a magnetic data medium into tracks and sectors. Formatting deletes all the data on a data medium. Every data medium must be formatted before it is used for the first time. Function Keys Function keys can be divided into two different types;...
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Glossary JEIDA (Japanese Electronics Industry Development Association) Association of Japanese electronics manufacturers whose aim is to set up standards worldwide for the miniaturization and flexible application of PC expansion cards. Cooperates with PCMCIA. Keyboard The keyboard is the collection of keys which are used to input data, text, characters, letters, numbers, special characters and control commands in a computer.
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Glossary Motherboard The motherboard is the core of the programming device. From here data are processed and stored, interfaces and device I/Os are controlled and managed. Mouse The mouse is an input device, with which the user inputs coordinates (x,y). By moving the mouse, the mouse pointer can be moved at will around the screen.
Glossary Parallel Interface Information is transmitted a byte at a time via a parallel interface (port). This means that the transmission rate is very fast. The programming devices have one parallel interface (LPT1). Password See Access Protection Personal computer PCMCIA (Personal Computer Memory Card International Association).
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Glossary SCSI Interface Small Computer System Interface. Interface for connecting SCSI devices (hard disk drives, CD-ROM drives). Serial Interface Data is transmitted one bit at a time via a serial interface (port); serial interfaces are therefore slower than parallel interfaces. SETUP A program in which information about the device configuration (that is, the configuration of the programming device’s hardware) is defined.
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Glossary User Interface The software-controlled menus and screens on the monitor through which the user communicates with the program. User Program A collection of all the instructions and declarations for signal processing, by which a system (or process) is controlled or influenced. V.24 Interface The V.24 interface is a standardized interface for data transmission.
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Index Activating/deactivating, 4-18 Hard disk drive, 3-16 Address areas, 8-2 Hardware information, 8-1 Battery operation, 4-3 I/O address area, 8-2 BIOS, 6-2 Installation, 4-1 Interrupt, 8-2, 8-5 Closing the unit, 5-10 COM1, 3-3 Jumper settings, 4-18 Connecting cables, 8-13 overview, 8-13 Connectors and ports, 3-3 Cursor keys, 3-11 Key combinations, 3-13...
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Index SIMATIC memory cards, 4-13 SINEC H1, 4-22 Opening the keyboard, 2-2 SINEC L2, 4-21 Special keys, 3-9 Stand support, 2-3 System configuration, 6-2 Parallel port, 8-10 PCMCIA port, 4-14 Pinouts, 8-6 Point-to-point link, 4-15, 8-15 Trackball, 3-14, 4-8 Power supply system, 4-2 Printer, 4-5 Product Overview, 1-1 Programming device, advantages of the...
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