Getting Started - HP 1652b Logic Analyzer Manuals and Disks
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1. Since you want to capture the data when the microprocessor sends address 0000 on the bus after power up you press the RUN key to arm the state analyzer and then force a reset of your circuit When the reset cycle ends the microprocessor should send address 0000 trigger the state analyzer and switch the display to the State Listing menu We ll assume this is what happens in this example since the odds that the microprocessor won t send address 0000 are very low 68000STATE State Listing Markers Off Label gt ADDR DATA Base gt Hex j Hex 0007 0088C4 4E75 0006 0088C6 61E6 0005 0004FO 0000 0004 0004F2 B8C8 0003 0088C8 BO3C 0002 OOBBCA OOFF 0001 O088CC 6730 000000 0000 0001 000002 O4FC 0002 000004 0000 L Reset Vector Fetch Routine 40003 000006 8048 0004 008048 2E7C 0005 00804A 0000 0006 00804C O4FC 40007 00804E 6108 0008 008050 6100 HP 1652B 1653B Getting Started Guide The State The state listing displays three columns of numbers as shown Listing 68000STATE State Listing Markers Off Label gt Base gt Hex Hex 0007 o088C4 4E75 0006 0088C6 0005 0004F O OOO4dF2 0088CB i OOBECA State Locations opara 000000 000002 000004 000006 008048 00804A o080 4C 0080 4E 008050 The first column of numbers are the state line number locations as they es relate to the trigger point The trigger state is always on line 0000 in the vertical center of the li2. Unassigned Analyzer ods Oscilloscope On Off field 1 Toggle the Oscilloscope On Off field to On 2 Select the analyzer Type field then turn all analyzers Off 3 Press the FORMAT CHAN menu key HP 1652B 1653B Using the Oscilloscope Getting Started Guide 6 1 aaa Setting Up for the Measurement j Note Ls Using the Oscilloscope 6 2 Setting up for the measurement consists of two parts The first part is the actual hook up to the system under test This first part is where you connect the scope probes and set up any external test equipment The second part of the setup is the input attenuation and impedance setting of your oscilloscope For the example in this chapter we are using the Probe Compensation Signal from the rear panel Connect two BNC cables and a BNC tee as shown below An optional extra long BNC cable can be used to produce a delay on one of the channels BACK FRONT VIEW VIEW COMPENSATION SIGNAL OUTPUT O1652E 11 EXTRA LONG CABLE BNC cable length is not important but cable impedance must be 50 Q impedance HP 1652B 1653B Getting Started Guide Set the probe attenuation field and the input Impedance field as shown below in the scope Channel menu Scope Channel Input CH 1 V Di Offset 250 0 mV Probe 1 1 Impedencg 50 Ohms Preset s D 10 00 us Del oy IS Probe attenuation field Input impedance field 1 Select the Probe field Usi
3. innse ned Rnalyzer pds Pod Assignments Pod labels in the System Configuration menu match the inputs on the rear panel Pods are assigned to the analyzer machines as follows 1 Position the cursor over the Pod you want to assign as shown below then press the SELECT key 2 When the selection pop up appears select the Analyzer you want the pod assigned to The pod will automatically move under the analyzer machine you select System Configuration Oscilloscope Autoscale Analyzer 1 Analyzer 2 Type Off Type Off Unegetanee Analyzer ods anes a Pod label field Analyzer assignment pop up HP 1652B 1653B Getting to Know the Main Menus Getting Started Guide 3 3 Autoscale The System Configuration menu has two Autoscale fields One is for E Note D Name field the timing analyzer and one is for the scope If you select either Autoscale from the System Configuration menu the logic analyzer will display a pop up with the choices of Cancel and Continue The Cancel allows you to change your mind before the autoscale is executed When Autoscale is executed instrument settings for any previous measurement will change The new measurement will automatically be scaled for the best display of the waveform If you select Continue the logic analyzer will display the Waveform menu of either the timing analyzer or the scope The Waveforms display that is returned depends on
4. HP 1652B HP 1653B Logic Analyzers U HEWLETT PACKARD Getting Started Guide HP 1652B HP 1653B Logic Analyzers U HEWLETT PACKARD Copyright Hewlett Packard Company 1990 Manual Set Part Number 5952 0176 Printed in the U S A January 1990 a Introduction About this book How to use this guide Welcome to Hewlett Packard logic analyzers The HP 1652B and HP 1653B Logic Analyzers are more than just another logic analyzer They are an analyzer and oscilloscope in one instrument With this combination you have expanded measurement capabilities The user interface of the HP 1652B HP 1653B was designed to be as easy to operate as possible The use of pop up windows help lead you through setups and measurements without having to memorize a lot of steps As you read this guide and the other references about the logic analyzer you will see just how easy to use the HP 1652B HP 1653B really is We will not cover every feature and function of the HP 1652B HP 1653B Logic Analyzer in this guide The purpose of this Getting Started Guide is to get you going quickly by giving you the basic user interface information along with a couple measurement examples The detailed information will be found in the HP 1652B HP 1653B Front Panel Operation Reference If you are new to logic analyzers and digitizing oscilloscopes or just need a refresher we think you will find Feeling Comfortable With Logic
5. Setting RS 232C for HP Printers or Setting HP IB for HP Printers If not hooking up your printer is just a matter of having the correct HP IB or RS 232C interface cable Refer to the Front Panel Reference Manual you received with your logic analyzer HP 1652B 1653B Making Hardcopy Prints Getting Started Guide B 1 Setti ng All you have to do to set the interface for any of the previously listed RS 232C for HP Hewlett Packard series printers with the RS 232C interface is to set the Printers printer type in the External I O Port Configuration submenu To set the printer type follow these steps 1 Display the I O menu by pressing the I O key 2 Place the cursor on I O Port Configuration and press SELECT You will see the following submenu External I 0 Port Configuration Printer connected to RS 232 C Controller connected to HP IB RS 232 C Configuration HPIB Configuration Protocol XON MOFF HPIB Address Stop Bits 1 1 Parity Beud rete Data Bits 8 Printer Information Printer Paper width 3 If the Printer connected to field displays RS 232C skip to step 4 Otherwise place the cursor in the Printer connected to HP IB field and press SELECT The Printer connected to switches from HP IB to RS 232C 4 Place the cursor on the printer series type and press SELECT 5 Place the cursor on Done and press SELECT The logic analyzer will display the menu that was displayed when you selected the I O
6. a Place the cursor on the bit assignment field below Pod 1 and to the right of RAS and press SELECT b Any combination of bits may be assigned to this pod however you will want only bit 0 assigned to the RAS label The easiest way to assign bits is to press the CLEAR ENTRY key to un assign any assigned bits before you start c Place the cursor on the period under the 0 in the bit assignment pop up and press SELECT This will place an asterisk in the pop up for bit 0 indicating Pod 1 bit 0 is now assigned to the RAS label Place cursor on Done and press SELECT to close the pop up d Assign Pod 1 bit 1 to the CAS label by moving the cursor to bit 1 and pressing SELECT Using the Timing Analyzer 5 7 E Specifyi ng a To capture the data and then place the data of interest in the center of Trigger the display of the Timing Waveforms menu you need to tell the logic D analyzer when to trigger Since the first event of interest is when the Condition LRAS is asserted negative going edge of RAS you need to tell the logic analyzer to trigger on a negative going edge of the RAS signal 1 Select the Timing Trace menu by pressing the TRACE key 2 Set the trigger so that the logic analyzer triggers on the negative going edge of the RAS a Place the cursor on the Then find Edge field under the label RAS then press SELECT b Place the cursor on the period in the pop up and press SELECT once Pressing SELECT once in this p
7. b Place the cursor on System and press SELECT 2 In the System Configuration menu change the Analyzer 1 type to State If Analyzer 1 is already a state analyzer go on to step 3 System Configuration Anelyzer 1 Analyzer 2 Oscilloscope Name 68000STATE Type Type Hones tyne Analyzer ods Change to a State Analyzer a Place the cursor on the Type field and press SELECT b Place the cursor on State and press SELECT Using the State Analyzer HP 1652B 1653B 4 4 Getting Started Guide HP 1652B 1653B Getting Started Guide 3 Name Analyzer 1 68000STATE optional a Place the cursor on the Name field of Analyzer 1 and press SELECT b With the Alpha Entry pop up change the name to 68000STATE 4 Assign pods 1 2 and 3 to the state analyzer a Place the cursor on the Pod 1 field and press SELECT b In the Pod 1 pop up place the cursor on Analyzer 1 and press SELECT c Repeat steps a and b for pods 2 and 3 Using the State Analyzer 4 5 Connecti ng the Atthis point if you had a target system with a 68000 microprocessor Probes you would connect the logic analyzer to your system Since you will be assigning labels ADDR and DATA you hook the probes to your system accordingly e Pod 1 probes 0 through 15 to the data bus lines DO through D15 e Pod 2 probes 0 through 15 to the address bus lines AO through A15 e Pod3 probes 0 through 7 to the address bus lines A16 through A23 e Pod 1 CLK J
8. high word of instruction fetch location 000006 8048 low word of instruction fetch location 008048 2E7C first microprocessor instruction 68000STATE State Listing Markers Label Base gt Hex 0007 0006 0005 0004 0003 Off Hex gt ADDR DATA Hex o0088C4 0088C6 0004F O OO04F2 0088C8B 00B6CA 0o8sCC 000000 000002 000004 000006 008048 00804A 0080 4C 00804E 008050 4E75 61E6 3045 Incorrect Data Using the State Analyzer 4 15 Summary Using the State Analyzer 4 16 You have just learned how to make a simple state measurement with the HP 1652B Logic Analyzer You have specified a state analyzer learned which probes to connect assigned pods 1 2 and 3 assigned labels assigned bits specified the J clock specified a trigger condition acquired the data interpreted the state listing You have seen how easy it is to use the state analyzer to capture the data on the address and data buses You can use this same technique to capture and display related data on the microprocessor status control and various strobe lines You are not limited to using this technique on microprocessors You can use this technique any time you need to capture data on multiple lines and need to sample the data relative to a system clock Chapter 21 of the HP 1652B HP 1653B Front Panel Operation Reference manual shows you how to use the logic analyzer as an interactive timin
9. HP 1653B HP 1652B 1653B 1 8 Getting Started Guide Power up Self Test HP 1652B 1653B Getting Started Guide When you turn on the logic analyzer it performs a series of self tests When it has successfully completed these tests it loads the operating system into memory from the disk When the logic analyzer has completely loaded the operating system it displays the System Configuration menu as shown below System Configuration Analyzer 1 Analyzer 2 Oscilloscope Type off Type orf Unassigned Analyzer ods Pod 2 Pod 3 Pod 4 This is the HP 1652B System Configuration menu If you have an HP 1653B the only difference is pod 1 will be assigned to analyzer 1 and pod 2 will be assigned to analyzer 2 There won t be any pods in the Unassigned area of the display Introducing the HP 1652B HP 1653B 1 9 Adjusti ng the Once you have turned on the instrument you may want to set the Display display intensity to a different level that s more comfortable for you You do this by turning the INTENSITY control on the rear panel Intensity 01650E 06 ud A high intensity level setting may shorten the life of the CRT in your Note i instrument Summa ry Now that you have unpacked inspected and begun operating the logic analyzer the next step will depend on your needs If you are a first time logic analyzer user who wanted to get the instrument running before reading Feeling Comfortable with Logic
10. cursor on the 1 in the Sequence Levels field of the menu and press SELECT b Place the cursor on the field to the right of the Trigger on field and press SELECT Another pop up appears showing you a list of trigger on options Options a through h are qualifiers You can assign them a pattern for the trigger specification Using the State Analyzer HP 1652B 1653B 4 10 Getting Started Guide c Place the cursor on the a option and press SELECT d Place the cursor on Done in the Sequence Levels pop up and press SELECT e Place the cursor on the field to the right of the a under the label ADDR and press SELECT f With the keypad press 0 zero until there are all zeros in the Specify Pattern pop up and then press SELECT 680008TATE State Trace Specification Trace mode Stngie Sequence Levels Armed by Hhile storing any state Run Trigger on a times Branches Store any state or Count eir Prestore Label gt Base gt 000000 0000 Your trigger specification now states While storing anystate trigger on a once and then store any state When the state analyzer is connected to your circuit and is acquiring data it continuously stores until it sees 0000 on the address bus then it will store anystate until the analyzer memory is filled HP 1652B 1653B Using the State Analyzer Getting Started Guide 4 11 CO ee Acquiring the Data Using the State Analyzer 4 12
11. in the upper left corner of the display get the System Configuration menu on screen a Place the cursor on the field in the upper left corner of the display and press SELECT b Place the cursor on System and press SELECT 2 In the System Configuration menu change Analyzer 1 type to Timing If analyzer 1 1s already a timing analyzer go on to step 3 a Place the cursor on the Type field and press SELECT b Place the cursor on Timing and press SELECT System Configuration Analyzer 1 Analyzer 2 Oscilloscope Name DRAN_TEST Type Type Unassigned Analyzer HP 1652B 1653B Using the Timing Analyzer Getting Started Guide 5 3 3 Name Analyzer 1 DRAM TEST optional a Place the cursor on the Name field of Analyzer 1 and press SELECT b With the Alpha Entry pop up change the name to DRAM TEST 4 Assign pod 1 to the timing analyzer a Place the cursor on the Pod 1 field and press SELECT b In the Pod 1 pop up place the cursor on Analyzer 1 and press SELECT Using the Timing Analyzer HP 1652B 1653B 5 4 Getting Started Guide Connecting the Probes Activity Indicators HP 1652B 1653B Getting Started Guide At this point if you had a target system with a 4116 DRAM memory IC you would connect the logic analyzer to your system Since you will be assigning Pod 1 bit 0 to the RAS label you hook Pod 1 bit 0 to the memory IC pin connected to the RAS signal You hook Pod 1 bit 1 to the IC pin connected
12. menu Making Hardcopy Prints HP 1652B 1653B B 2 Getting Started Guide eee Setting RS 232C for Your Non HP Printer HP 1652B 1653B Getting Started Guide The following attributes of the RS 232C interface must be set to the correct configuration for your printer e Protocol e number of stop bits e parity type e Baud rate e paper width You can set all of these attributes for your printer by following this procedure 1 Press the I O key to display the I O menu 2 Place the cursor on I O Port Configuration and press SELECT 3 Place the cursor on the attribute and press SELECT 4 When the pop up is open place the cursor on the option your printer requires and press SELECT The pop up closes placing your selection in the box Repeat this step for all attributes that you need to change 5 Place the cursor on Done and press SELECT The logic analyzer will display the menu that was displayed when you selected the I O menu Making Hardcopy Prints B 3 E Setting Hp IB for HP Printers i Note V Making Hardcopy Prints B 4 The HP 1652B HP 1653B interfaces directly with HP PCL printers supporting the printer command language These printers must also support HP IB and Listen Always Printers currently available from Hewlett Packard with these features include e HP 2225A ThinkJet e HP 2227B QuietJet e HP 3630A option 002 PaintJet The printer must be in Listen Always mode when HP IB is the prin
13. rear panel line switch if Off 4 Connect the power cable to the rear panel line connector and a properly grounded power receptacle 5 Make sure the yellow shipping disk is removed from the disk drive 6 Insert the operating system disk in the disk drive 7 Turn the logic analyzer on with the rear panel line switch When the logic analyzer completes its self tests it then loads the operating system from the disk When the operating system has been completely loaded the System Configuration menu will be displayed HP 1652B 1653B Logic Analyzer Turn on Check List Getting Started Guide A 1 Making Hardcopy Prints Introduction The HP 1652B and HP 1653B Logic Analyzers allow you to print the configurations waveforms and listings Whenever your printer is connected to your logic analyzer and you instruct it to do so it will print what is currently displayed on screen This chapter shows you how to set up the logic analyzer s HP IB and RS 232C interfaces and how to instruct the logic analyzer to make a print If you have a Hewlett Packard ThinkJet QuietJet or LaserJet series printer with the RS 232C interface the RS 232C interface is already set up for you If you have another kind of printer refer to your printer manual for its interface requirements and change your logic analyzer s interface configuration as instructed eee Hooki ng U D If your printer is already connected to the logic analyzer skip to Your Printer
14. ss eecte Ey EE emia ewe bd ee 6 1 Setting Up for the Measurement 0 cece eee ee 6 2 Making the Measurement coole ere Ere DR RU E ades 6 3 Displaying the RESUS 422 22922 oerbua eR SEA A que He E ied 6 4 Automatic Measurement Readouts 002 ee eee ee eee 6 5 Using the Markers i5 io E cete et ebbe e haa ee es 6 5 SUMMALY 22e po pue Ene dapib ede a pd Vade Aer 6 7 ee Chapter 7 What s Next ee Appendix A Logic Analyzer Turn on Check List E Appendix B HP 1652B 1653B Getting Started Guide Making Hardcopy Prints IntrOdUCH ODE curate tedio a na cok e a A B 1 Hooking Up Your Printer enis oth rr Rad De DOSE indes B 1 Set ne RS 232C for HP Printetfs 2o ew adan Ei b ir ES B 2 Setting RS 232C for Your Non HP Printer 05 B 3 Settine Hip IB for HP Printers due oktiz vPR rb P EE bbb B 4 Starting he PEIBEQUU organa eere DERE EE ea das B 5 Print Scteelizosse here r a P MO dte axe eres B 5 Print Albsci sbi nts uibem dues aieo ui oA REN ARE B 6 What Happens during a Printout 0 ee cece eee B 6 Summaty 415 s aoe si oe a dU IO nC CLE d ease B 6 Contents 3 1 Introducing the HP1652B HP 1653B PREMIERE DITE ME ELEM NES EM DUE What Are the The HP 1652B and HP 1653B logic analyzers are general purpose logic l ith built i ill f famili ith he i HP 1652B and analyzers with built in oscilloscopes If you re familiar with the P HP 1652B HP 1653B or any HP digitizing
15. to the CAS signal When the logic analyzer is connected and your target system is running you will see activity indicators as shown below at the right most end least significant bits of the Pod 1 field in the System Configuration menu This indicates the RAS and CAS signals are transitioning System Configuration Analyzer 1 Analyzer 2 Oscilloscope Name DRAM_TEST Type Timing Type Of f nass nec Analyzer ods Activity Indicators Using the Timing Analyzer 5 5 E x 3 Configuring the Timing Analyzer Now that you have configured the system you are ready to configure the timing analyzer You will be e Creating two names labels for the input signals e Assigning the channels connected to the input signals e Specifying a trigger condition 1 Display the Timing Format Specification menu a Press the FORMAT key on the front panel 2 Name two labels one RAS and one CAS a Place the cursor on the top field in the label column and press SELECT b Place the cursor on Modify label and press SELECT c With the Alpha Entry pop up change the name of the label to RAS d Name the second label CAS by repeating steps a through c DRAM TEST Timing Format Specification Using the Timing Analyzer HP 1652B 1653B 5 6 Getting Started Guide HP 1652B 1653B Getting Started Guide 3 Assign the channels connected to the input signals Pod 1 bits 0 and 1 to the labels RAS and CAS respectively
16. turned on The machine names are either the labels which you have assigned or the default names of MACHINE 1 MACHINE 2 SCOPE and Mixed Mode 3 Place the cursor over the System field and press the SELECT key You will be returned to the System Configuration menu Getting to Know the Main Menus 3 7 O Su mmary In this chapter you learned how to get from the System Configuration menu into the main menus of the separate analyzer machines From within the main menus you where shown how to move between menus then quickly get back out to the System Configuration menu As you configured the System Configuration menu you where introduced to some common pop up menus As mentioned earlier more information on pop up menus will appear in the following chapters Chapters 4 through 6 are simulated measurement examples These chapters will illustrate how the logic analyzer is configured and used to make typical measurements If you are new to logic analysis and need a little more practice with your new logic analyzer try following along with these simulated measurement examples If you are an experienced logic analyzer user you can go to the HP 1652B HP 1653B Front Panel Operation Reference manual at this point Getting to Know the Main Menus HP 1652B 1653B 3 8 Getting Started Guide 4 Using the State Analyzer Introduction HP 1652B 1653B Getting Started Guide In this chapter you learn how to use the state analyzer by se
17. will be introduced to some common pop up menu types There is more information on the use of all the pop up types in the example exercises in chapters 4 through 6 Exploring the System Configuration Menu HP 1652B 1653B Getting Started Guide The first exercise in this chapter starts from the System Configuration menu If you are not in the System Configuration menu as shown below turn the power switch off then back on An HP 1652B is used in this example If you have an HP 1653B there will only be two pods The following procedure is the same for both logic analyzers System Configuretion finalyzer 1 finalyzer 2 scilloscope Type orf Type nass gece Analyzer ods Getting to Know the Main Menus 3 1 Using the Cursor Most of the logic analyzer operation is initiated by placing the cursor Knob and onthe field you want to interact with and pressing the SELECT key XT SELECT Key To move the cursor from field to field just turn the knob Depending on the field type immediate execute or pop up pressing SELECT will either execute a function or open a pop up menu Configuring the In the following exercise you will use a selector type pop up to assign Analyzer Analyzer 1 as a state analyzer and Analyzer 2 as a timing analyzer You will use the Alpha Entry pop up to assign unique names to each analyzer 1 Select the Type field of Analyzer 1 then select State from the selector pop up a Notice once you h
18. Analyzers and Feeling Comfortable with Digitizing Oscilloscopes you should read them now If you are familiar with logic analysis read either the rest of this Getting Started Guide or the HP 1652B HP 1653B Front Panel Operation Reference Manual Introducing the HP 1652B HP 1653B HP 1652B 1653B 1 10 Getting Started Guide Getting to Know the Front Panel in e ee a re ee Introduction The HP 1652B HP 1653B logic analyzers have been designed to be very easy to use The controls are located logically by function so you can learn how to use them quickly and easily This chapter divides the front panel into these functional areas and gives you an overview of each area Front Panel The functional areas of the front panel are the display disk drive menu Org anization keys roll keys cursor keypad knob and input DISPLAY CURSOR DISK DRIVE MENU KEYS NON eee SOnS CL NN H MEE oo VEN LLLA LC ae aa PE ROLL KEYS C JE JC KNOB 1652E19 KEYPAD INPUTS HP 1652B 1653B Getting to Know the Front Panel Getting Started Guide 2 1 Display The display is where the various menu screens appear Menu screens Cursor Menu Keys show analyzer and oscilloscope configurations as well as measurement results Menus have many different functions you can execute Most functions are activated by highlighting a field in the menu with the cursor and then pressing the SELECT key The cursor is a movable indica
19. Analyzers and Feeling Comfortable With Digitizing Oscilloscopes valuable reading These books will help eliminate any misconceptions or confusion you may have about the analyzer s applications and will show you how to get the most out of it s measurement functions This guide is organized into two types of information The first three chapters cover basic user interface information If you are an experienced HP logic analyzer user but new to this family of logic analyzers you may want to read just the first three chapters and then go directly to the HP 1652B HP 1653B Front Panel Operation Reference The next three chapters simulate basic measurements in a task oriented format These example measurements illustrate menu setup in a step by step order commonly followed when solving digital system problems If you are new to HP logic analyzers and logic analysis you should include the measurement examples as part of your reading You will see illustrations of menu setups interspersed with text If you are going through a sequence for the first time you should refer to the illustrations while reading the text to aid your understanding If you are a fast learner and remember the first three chapters on the user interface you can follow through the examples by just referring to the illustrations Contents GEI ge ee eed Chapter 1 Introducing the HP1652B HP 1653B What Are the HP 1652B and HP 1653B 1 1 Ge
20. Refer to Selecting the Line Voltage on the previous page O1650E03 115V 3 0 A FUSE 3 0 A FUSE Connecting the Power Cable Warning p HP 1652B 1653B Getting Started Guide The HP 1652B HP 1653B comes with a 3 wire power cable When you connect the cable to an appropriate AC power receptacle a ground is provided for the instrument cabinet The type of power cable you receive with the instrument depends on your country Refer to appendix D of the HP 1652B HP 1653B Front Panel Operation Reference manual for power cord types To avoid possible shock hazard you must connect the instrument to a properly grounded 3 wire receptacle Introducing the HP 1652B HP 1653B 1 5 eee Ope rating You may operate your logic analyzer in a normal lab or office Environment environment but don t block its ventilation You must provide an M unrestricted airflow for the fan and ventilation openings in the rear of and Ventilation the logic analyzer However you may stack the logic analyzer under over or in between other instruments as long as the surfaces of the other instruments aren t needed for their ventilation If you intend to use it in another type of environment refer to Appendix F in the HP 1652B HP 1653B Front Panel Operation Reference Manual ee Loadi ng the Before you can operate the logic analyzer it must transfer its operating Ope rati ng system from disk memory to its internal memory This is called loading the op
21. a hardware or software problem You need to do some testing to find a solution What Am I You decide to start where the microprocessor starts when power is Goin g to applied We will describe a 68000 microprocessor however every processor has similar start up routines Measure When you power up a 68000 microprocessor it is held in reset for a specific length of time before it starts doing anything to stabilize the power supplies The time the microprocessor is held in reset ensures stable levels states on all the devices and buses in your circuit When this reset period has ended the 68000 performs a specific routine called fetching the reset vector The first thing you check is the time the microprocessor is held in reset You find the time is correct The next thing to check is whether the microprocessor fetches the reset vector properly Using the State Analyzer HP 1652B 1653B 4 2 Getting Started Guide The steps of the 68000 reset vector fetch are 1 Set the stack pointer to a location you specify which is in ROM at address locations 0 and 2 2 Find the first address location in memory where the microprocessor fetches its first instruction This is also specified by you and stored in ROM at address locations 4 and 6 What you decide to find out is 1 What ROM address does the microprocessor look at for the location of the stack pointer and what is the stack pointer location stored in ROM 2 What ROM
22. address does the microprocessor look at for the address where its first instruction is stored in ROM and is the instruction correct 3 Does the microprocessor then go to the address where its first instruction is stored 4 Is the executable instruction stored in the first instruction location correct Your measurement then requires verification of the sequential addresses the microprocessor looks at and of the data in ROM at these addresses If the reset vector fetch is correct in this example you will see the following list of numbers in HEX default base when your measurement results are displayed 0000 000000 0000 0001 000002 04FC 0002 000004 0000 0003 000006 8048 0004 008048 3E7C This list of numbers will be explained in detail later in this chapter in The State Listing HP 1652B 1653B Using the State Analyzer Getting Started Guide 4 3 CO eee How Do In order to make this state measurement you must configure the logic Co nfigu re the analyzer as a state analyzer By following these steps you will configure Logic An alyze r Analyzer 1 as the state analyzer If you are in the System Configuration menu you are in the right place to get started and you can start with step 2 otherwise start with step 7 1 Using the field in the upper left corner of the display get the System Configuration menu on screen a Place the cursor on the field in the upper left corner of the display and press SELECT
23. ate analyzer is on e Timing race Specification menu if the timing analyzer is on DISPLAY When you press the DISPLAY key you will have the following main menus available e Scope Waveforms menu if the scope is on e State Listing menu if the state analyzer is on e Timing Waveforms menu if the timing analyzer is on Getting to Know the Main Menus HP 1652B 1653B 3 6 Getting Started Guide Mixed Mode field When you are in any of the Waveforms or Listing menus and you select the name field you will notice an additional field called the Mixed Mode field System T State Listing V STATE MY TIMING Mixed Mode d Li The Mixed Mode field as shown above is only available from the Waveforms or Listing menus That is because it is like an optional display menu When the Mixed Mode field is selected a combined display is returned The use of the Mixed Mode display is shown in detail in Chapters 21 26 and 27 of the HP 1652B HP 1653B Front Panel Operation Reference manual ee Returning to the System Configuration Menu HP 1652B 1653B Getting Started Guide If at any time you think you are lost or just want to get back to the System Configuration menu follow the procedure below 1 Press either the FORMAT CHAN TRACE TRIG or DISPLAY MENU key The menu that appears will have a field in the upper left corner 2 Select the field in the upper left corner A pop up appears that lists all machines which are
24. ave assigned Analyzer 1 as State a new field appears directly above the Type field This new Name field is where you will assign the analyzer s unique label 2 Select the Name field An Alpha Entry pop up will appear 3 Use the knob to place the cursor over the letter you want then press the SELECT key As you repeat this step for all the letters in the label the label will be spelled out left to right inside the bracket at the bottom of the pop up To make changes or corrections in the Alpha Entry field place the under score marker under the character you want to change To move the under score marker to the left place the cursor over the left arrow and press SELECT once for each backspace To move the under score marker to the right you either place the cursor on a desired character and press SELECT or place it on the right arrow and press SELECT You can also use the ROLL keys and the knob to move the underscore marker 4 When you are finished spelling out the label select Done ue UESS 5 Repeat steps 1 through 5 assigning Analyzer 2 as Timing m Getting to Know the Main Menus HP 1652B 1653B 3 2 Getting Started Guide The figure below is what your System Configuration menu should look like For this example we have labeled Analyzers 1 MY STATE and Analyzer 2 MY TIMING System Configuration Analyzer 1 Analyzer 2 Oscilloscope Name nv STATE Name nv TIMING Type Type Timing Rutoscale
25. ay the acquired data is Menu displayed and fields that give you timing answers Before you can use this menu to find answers you need to know some of the special symbols and their functions The symbols are e The XandO e The V e The vertical dotted line The X and O The X and O are markers you use to find your answer You place them on the points of interest on your waveforms and the logic analyzer displays the time between the markers The X and O markers will be in the center of the display when X to trig ger and O to trig ger are both 0 000 s see example below DRAM TEST j Timing Waveforms Markers X to Trig Time X to 0 0 s Accumulate 0 to Trig at Time Div Delay 0 Using the Timing Analyzer HP 1652B 1653B 5 10 Getting Started Guide The V The V inverted triangle indicates the trace point Remember trace point trigger delay Since delay in this example is 0 000 s you will see the negative going edge of the RAS signal at center screen under the V The Vertical The vertical dotted line indicates the trigger point you specified in the Dotted Line Timing Trace Specification menu The vertical dotted line is at center screen under the inverted triangle and is superimposed on the negative going edge of the RAS signal DRAM TEST Timing Waveforms Markers X to Trig Time X to 0 180 ns Accumulate 0 to Trig At Time Div Delay x 0 HP 1652B 1653B Using the Timing Analyzer Getting Started Guide 5 11 e
26. clock to the address strobe LAS Activity Indicators When the logic analyzer is connected and your target system is running you will see Activity Indicators in the Pod 1 2 and 3 fields of the System Configuration menu This indicates which signal lines are transitioning System Configuration Oscilloscope Analyzer 1 Name 68000STATE Type Analyzer 2 Type Off Unassigned Analyzer ods 1111121121111111 Activity Indicators Using the State Analyzer HP 1652B 1653B 4 6 Getting Started Guide bU Ma IMM Co nfiguri ng the Now that you have configured the system you are ready to configure State Analyzer the state analyzer You will be Creating two names labels for the input signals Assigning the channels connected to the input signals Specifying the State J clock Specifying a trigger condition 1 Display the State Format Specification menu a Press the FORMAT key on the front panel 2 Name two labels one ADDR and one DATA 68000STATE State Format Specification Specify Symbols Clock 4 Clock Period Pod 3 Pod 2 Pod 1 Activity gt Label Pol 15 87 0 LESE HMM MEEL ERE NOSE FEEENEETTUTTTTIBMETTITIITOIDTIIDRNPNNNNEENNEN Dlxrenesssa uui daussiixizsaiuass ee a Place the cursor on the top field in the label column and press SELECT b Place the cursor on Modify label and press SELECT HP 1652B 1653B Using the State Analyzer Getti
27. d uns 2 4 i HP 1652B 1653B Contents 1 Getting Started Guide E O T Chapter 3 Gettin to Know the Main Menus Introduction ee Tene eee ee 3 1 Exploring the System Configuration Menu s 3 1 Using the Cursor Knob and SELECT Key 3 2 ConfiP ring the Analyzer ssar dese sexe tke RAE IE YN 3 2 Pod ASSIprmells us pesa Sio lite RR ka esos dea Rel ERN 3 3 AUIDSCIle s toros Cbr RS Patet y bb aes 3 4 Moving Around the Main Menus 6 0 ee cence eens 3 5 Accessing the Main Menus y45 so3 5215 inion EY ARV eau ps 3 5 TRACE TRIO Cori dubiis hese ne EE 3 6 DISPLAY oeieo Ee EAN Ue eate 3 6 Returning to the System Configuration Menu 3 7 SUMMALY reps ppPpeg reist eei S E bate bebo itque 3 8 M a Chapter 4 Using the State Analyzer Int EOQUC HOD ode eaea n A E hia des 4 1 Problem Solving with the State Analyzer 0 0 e eee eae 4 2 What Am I Goitg to Measure i EP uS ER E EV 4 2 How Do I Configure the Logic Analyzer 0 0 eee eee 4 4 Connecting the Proves 2421 Ser or r NA E be dde Aue ON E RU t 4 6 Activity Indicators caecum Dc m 4 6 Configuring the State Analyzer 0 ec ccc cece eens 4 7 Specifying the T Clock eios eer eo Esca flop t sig ees 4 0 Specifying a Trigger Condition 2e Livre wa o hA Rd 4 10 Acquiring he Date cic seuss REC ERRUS QUEM eee eed auo qus 4 12 The State LEGNE oed EE ERES ute dd odas I He
28. ee Co nfigu ri ng the Now that you have acquired the RAS and CAS waveforms you need to Display configure the Timing Waveforms menu for best resolution and to obtain your answer Display Resolution You get the best resolution by changing the Time Div to a value that displays one negative going edge of both the RAS and CAS waveforms Set the Time Div by following these steps RAS n EN V uxccMME CAS L AF ees 01650B06 1 Place the cursor on Time Div and press SELECT The Time Div pop up appears showing you the current setting 2 While the pop up is present rotate the KNOB until your waveform shows you only one negative going edge of the RAS waveform and one positive going edge of the CAS waveform see above In this example 200 ns is best DRAM TEST Timing Waveforms Markers x to Trig Time X to 0 O s Accumulate 0 to Trig at Time Div Deleg 0 i Using the Timing Analyzer HP 1652B 1653B 5 12 Getting Started Guide Making the What you want to know is how much time elapses between the time Measurement RAS goes low and the time CAS goes high again You will use the X and O markers to quickly find the answer Remember you specified the negative going edge of the RAS to be your trigger point therefore the X marker should be on this edge if X to Trig 0 If not follow steps 7 and 2 1 Place the cursor on the X to Trig field and press SELECT A pop up will appear showing you the current time from the X
29. erating system or booting System The logic analyzer operating system is a set of instructions that control the operation of the instrument The operating system resides on a 3 5 inch flexible disk You received two identical operating system disks You should mark one of them Master and store it in a safe place Mark the other one Work and use only the work copy This will provide you with a back up in case your work copy becomes corrupt i To prevent damage to your operating system disk DO NOT remove Caution the disk from the disk drive while it is running Remove it only after the indicator light has gone out Introducing the HP 1652B HP 1653B HP 1652B 1653B 1 6 Getting Started Guide Installing the To load the logic analyzer s operating system you must install the disk Ope rati ng as shown below before you turn on the power When the disk snaps into place the disk eject button will pop out System Disk 1658E07 HP 1652B 1653B Introducing the HP 1652B HP 1653B Getting Started Guide 1 7 E Line Switch The line switch is on the rear panel You turn on the logic analyzer by pressing the 1 on the rocker switch Make sure the operating system disk is in the disk drive before you turn it on If you forget the disk don t worry you won t harm anything You will merely have to repeat the turn on procedure with the disk in the drive se Bum Weg Q1650E05 Introducing the HP 1652B
30. et vector search in states 0 through 3 and the correct first microprocessor instruction in state 4 0000 000000 0000 0001 000002 04FC 0002 000004 0000 0003 000006 8048 0004 008048 3E7C You see that states 0 and 1 do contain address locations 0 and 2 under the ADDR label indicating the microprocessor did look at the correct locations for the stack pointer data You also see that the data contained in these ROM locations are 0000 and 04FC which are correct You then look at states 2 and 3 You see that the next two address locations are 4 and 6 which is correct and the data found at these locations is 0000 and 8048 which is also correct HP 1652B 1653B Getting Started Guide HP 1652B 1653B Getting Started Guide So far you have verified that the microprocessor has correctly performed the reset vector search The next thing you must verify is whether the microprocessor addresses the correct location in ROM that it was instructed to address in state 4 and whether the data 1s correct in this ROM location From the listing on your machine you see that the address in state 4 is 008048 which is correct but the instruction found in this location is 2E7C which 1s not correct You have found your problem incorrect data stored in ROM for the microprocessor s first instruction 0000 0001 0002 0003 0004 000000 0000 high word of stack pointer location 000002 04FC low word of stack pointer location 000004 0000
31. g Disk Slide the white locking tab to the right and press the disk ejection button as shown in the following figure The yellow shipping disk will pop out part way so you can pull it out of the disk drive Packaro 1652E06 HP 1652B 1653B Introducing the HP 1652B HP 1653B Getting Started Guide 1 3 Selecti ng the The line voltage selector has been set at the factory to the line voltage Line Voltage used in your country It is a good idea to check the setting of the line voltage selector so you can become familiar with what it looks like If the setting needs to be changed follow the procedure in the next paragraph W You can damage the logic analyzer if the fuse module is not set to the Caution correct position 165 E 62 You change the line voltage setting by pulling the fuse module out and re inserting it with the proper arrows aligned To remove the fuse module carefully pry at the top center of the module as shown in the figure above until you can grasp it and pull it out by hand Introducing the HP 1652B HP 1653B HP 1652B 1653B 1 4 Getting Started Guide Checking for the Correct Fuse If you need to check for the correct fuses remove the fuse module and look at the amperage and voltage of each fuse The following figure will help you locate the 115 V and 230 V fuses To remove the fuse module carefully pry at the top center of the module until you can grasp it and pull it out by hand
32. g Started Guide DU HP PART NUMBER 5952 0176 HEWLETT PACKARD Printed in U S A
33. g and state analyzer You will see a simple measurement that shows you both timing waveforms and state listings and how they are correlated If you have an HP 1653B you do not have enough channels to simultaneously capture all the data for a 68000 But since you probably aren t working with 16 bit microprocessors this example is still valuable because it shows you how to make the same kind of measurement on an eight bit microprocessor HP 1652B 1653B Getting Started Guide Using the Timing Analyzer Ne ee CNN SENE Introduction In this chapter you will learn how to use the timing analyzer by setting up the logic analyzer to simulate a simple measurement We give you the measurement results as actually measured by the logic analyzer since you may not have the same circuit available The exercise in this chapter is organized in a task format The tasks are ordered in the same way you will most likely use them once you become an experienced user The steps in this format are both numbered and lettered The numbered steps state the step objective The lettered steps explain how to accomplish each step objective There is also an example of each menu after it has been properly set up How you use the steps depends on how much you remember from chapters 1 through 3 If you can set up each menu by just looking at the menu picture go ahead and do so If you need a reminder of what steps you need to perform follow the numbered steps If you
34. he rear panel HP 1652B 1653B Getting to Know the Front Panel Getting Started Guide 2 3 Keypad The keypad has keys for entering data as well as the RUN and STOP keys for acquiring waveform data When entering numeric data use the CHS key to change the sign of the number When entering patterns the DON T CARE key enters an X don t care in place of a regular digit Pressing CLEAR ENTRY replaces the entry with the default value UU Summar y Now that you are acquainted with the front panel organization you will be able to decide where you want to go next If you are just starting to learn logic analysis you should read this entire guide If you are experienced in logic analysis you should continue to read chapter 3 to become more familiar with the operation of the front panel before you turn to the reference manual Getting to Know the Front Panel HP 1652B 1653B 2 4 Getting Started Guide 3 Getting to Know the Main Menus Introduction This chapter introduces you to the main menus of the HP 1652B and HP 1653B The main menus are used to configure the logic analyzer and display the measurement results In this chapter you will learn how to move between the different machines state analyzer timing analyzer and oscilloscope and how to move between menus within each machine You will also learn how to quickly get back to the System Configuration menu from any of the main menus In addition to learning the main menus you
35. ill look just like the logic analyzer screen with only one exception the cursor will not print HP 1652B 1653B Making Hardcopy Prints Getting Started Guide B 5 Print All The Print all option prints not only what is displayed on screen but also what is off screen at the time you initiate the printout In the Print All mode the printout will be made in the text mode with only one exception a timing waveform display will be printed in the graphics mode because it has no off screen data Use this option when you want to print all the data in menus like e Timing and State Format Specifications e State Trace Specifications e State Listing ee What Happens during a Printout When you press select to start the printout the I O menu pop up disappears and an advisory PRINT in progress appears in the top center of the display While the data is transferred to the printer the logic analyzer s keyboard deactivates When the logic analyzer has completed the data transfer to the printer the advisory disappears and the keyboard reactivates Don t worry The Print in progress advisory won t appear in your printout ee Summary Making Hardcopy Prints B 6 Now that you have configured the RS 232C or HP IB interface for your printer you can make hardcopy printouts of anything that the logic analyzer displays This is a valuable feature when you need to keep records of configurations and measurements HP 1652B 1653B Gettin
36. marker to the trigger however you don t need to worry about this number now 2 Rotate the KNOB to place the X marker on the negative going edge of the RAS waveform and press SELECT The pop up closes and displays X to Trig 0 000 s 3 Place the cursor on O to Trig and press SELECT Repeat step 2 except place the O marker on the positive going edge of the CAS waveform and press SELECT The pop up closes and displays O to Trig 710 ns DRAM TEST Timing Waveforms Markers x to Trig Time x to 0 710 ns Accumulate 0 to Trig At Time Div Delay 0 HP 1652B 1653B Using the Timing Analyzer Getting Started Guide 5 13 eee Finding the Answer Your answer could be calculated by adding the X to Trig and O to Trig times but you don t need to bother The logic analyzer has already calculated this answer and displays it in the Time X to O field This example indicates the time is 710 ns Since the data book specifies a minimum of 250 ns it appears your DRAM controller circuit 1s designed properly DRAM TEST Timing Waveforms Markers X to Trig Time X to 0 710 ns Accumulate O to Trig At 0 Time Div Deley Using the Timing Analyzer HP 1652B 1653B 5 14 Getting Started Guide E Summa ry You have just learned how to make a simple timing measurement with the HP 1652B 1653B logic analyzer You have learned to do the following Specified a timing analyzer Assigned pod 1 Assigned bits Assigned label
37. ng Ready to Operate If you have just unpacked your new HP 1652B 1653B logic analyzer please take a few minutes to completely read this chapter It tells you how to prepare your logic analyzer for applying power and turning it on If you are learning how to use the logic analyzer and it is already turned on start with chapter 2 Getting to Know the Front Panel Initial Inspect the shipping container for damage If the shipping container or Inspection packaging materials are damaged you should keep them until the P contents of the shipment have been checked for completeness and the instrument has been checked mechanically and electrically If there is damage to the instrument refer to the service manual for the proper procedure for contacting the nearest service center Introducing the HP 1652B HP 1653B HP 1652B 1653B 1 2 Getting Started Guide ee ee ee et Accessories In addition to checking the instrument for damage you should also check to see that the accessories supplied with it are complete The HP 1652B HP 1653B Front Panel Operation Reference Manual lists all the accessories shipped with the HP 1652B HP1653B logic analyzers If any of these items are missing contact your nearest Hewlett Packard Sales Office Removi ng Your logic analyzer is shipped with a protective yellow shipping disk in Yellow the disk drive Before you can insert the operating system disk you must AP s remove the yellow shipping disk Shippin
38. ng Started Guide 4 7 c With the Alpha Entry pop up change the name of the label to ADDR d Name the second label DATA by repeating steps a through c 3 Assign Pod 1 bits 0 through 15 to the label DATA a Place the cursor on the bit assignment field below Pod 1 and to the right of DATA and press SELECT b Any combination of bits may already be assigned to this pod however you will want all 16 bits assigned to the DATA label The easiest way to assign is to press the CLEAR ENTRY key to un assign any assigned bits before you start c Place the cursor on the period under the 15 in the bit assignment pop up and press SELECT This will place an asterisk in the pop up for bit 15 indicating Pod 1 bit 15 is now assigned to the DATA label Repeat this procedure until all 16 bits have an asterisk under each bit number Place the cursor on Done and press SELECT to close the pop up d Repeat step c for Pod 2 and the ADDR label to assign all 16 bits e Repeat step c except you will assign the lower eight bits 0 7 of Pod 3 to the ADDR label Using the State Analyzer HP 1652B 1653B 4 8 Getting Started Guide eee Specifyi ng the If you remember from What s a State Analyzer in Feeling Comfortable J Clock With Logic Analyzers the state analyzer samples the data under the control of an external clock which is synchronous with your circuit under test Therefore you must specify which clock probe you will use for your meas
39. ng the knob or keypad set the xm attenuation to 1 1 A 2 Select the Impedance field Toggle to 50 Ohms n Ere Maki ng the By selecting the Autoscale field the measurement will automatically be Measurement scaled positioned and is displayed on the scope s Waveforms menu as shown below Connect data Grid Off A Autoscale field 1 Select the Autoscale field then select Continue from the pop up HP 1652B 1653B Using the Oscilloscope Getting Started Guide 6 3 Displaying the Now that you have the measurement results on screen you can modify Results the Waveforms display to view the signals any way you want The figure below shows just some of the many effects that occur when you change the Waveforms menu configuration Scope Waveforms Merkers Off Display Connect dots On Semple period 1 000 us s Dlv Deley os Grid Connect dots field Grid field Waveform selection field 1 Select the Connect dots field Toggle to On 2 Select the Grid field Toggle to On 3 Select the s Div field Using the knob or keypad set the seconds per division to 100 s 4 Select the CH 2 waveform selection field then select the Modify waveform field from the pop up Select the C1 C2 field from the pop up 5 Press the RUN key not necessary when Run mode set to Repetitive Using the Oscilloscope HP 1652B 1653B 6 4 Getting Started Guide Automatic Measurement Read
40. nl ees 4 13 Finding the AnSWet aos ad va ueo SES eR SIN a RUN Ih p q est 4 14 SUMMATY yra unte ep sqtobe mter pam br Eia er cp eS 4 16 E 222 ZG Chapter 5 Contents 2 Using the Timing Analyzer Inti Od UCL OTRO s brodo eode rto dtou ee ata ae Balser dot aid 5 1 Problem Solving with the Timing Analyzer 004 5 2 What Am I Going to Measure 245 ted ATE RR T aa 5 2 How Do I Configure the Logic Analyzer 0 02 00 005 5 3 Coniecung the Probes sics seere snis e rk OEC Sad MS Mta 5 5 Activity Indicators 3324 04 tor ic beck RERO uu Y Aud bane 5 5 Configuring the Timing Analyzer lees 5 6 HP 1652B 1653B Getting Started Guide Specifying a Trigger Condition 0 cece cece eee eee eee 5 8 Acauirine the Dala 9a eR TORT RS a bab we Se ee nis 5 9 The Timing Waveforms Menu i 60 8G ru eae 5 10 The lt dnG O Poeta ka oer ooi Vatt bad durs deus 5 10 TG WS oedicesu seek Te eee se eee adobe sup dr voice 5 11 The Vertical Dotted ine 136 stre skeen pU bi ebat 5 11 Conhiguring the Display 5559 5 po br ee EE x xu 5 12 Display RCSOUINON oa ber ete mi ba va A qu Eh eames 5 12 Making the Measurement oie 3 yREPEbUL EE DRE be eek 5 13 Pinding the ATISWOE voee ao xp ESO IE VET PEU RE 5 14 SUMMIAEY AM MERNI eee eae tamer theese SOR Rea kee eee wen 5 15 E eee Chapter 6 Using the Oscilloscope IntrOducHOol 32 c340ceeesaneeeeeoeaeeedesed Me OORTE 6 1 Get ng to the Scope Menus
41. op up changes a period to which indicates a negative going edge c Place the cursor on Done and press SELECT The pop up closes and a will be located in this field The indicates an edge has been specified even though it can t be shown in the HEX base DRAM TEST j Timing Trace Specification Trace mode Armed by Acquisition mode Label gt Bese gt Find Pattern LX x present for Then find cage _ Yl Using the Timing Analyzer HP 1652B 1653B 5 8 Getting Started Guide eee Acquiring the Data HP 1652B 1653B Getting Started Guide Now that you have configured and connected the logic analyzer you acquire the data for your measurement by pressing the RUN key The logic analyzer will look for a negative edge on the RAS signal and trigger if it sees one When it triggers the display switches to the Timing Waveforms menu DRAM TEST Timing Waveforms Markers X to Trig O s Accumulate D to Trig s at arr ras Time Div __100 ns Delay a md 0 The RAS label shows you the RAS signal and the CAS label shows you the CAS signal Notice the RAS signal goes low at or near the center of the waveform display area horizontal center Using the Timing Analyzer 5 9 The Ti ming The Timing Waveforms menu differs from the other menus you have Waveforms used so far in this exercise Besides displaying the acquired data it has menu fields that you use to change the w
42. oscilloscope you ll recognize HP 1653B many features that you ve grown to know and love If you re new to our analyzers and oscilloscopes the HP 1652B HP 1653B is easy to get to know The only differences between the HP 1653B and the HP 1652B are the number of data channels and the speed of the state analyzer The HP 1652B has 80 data channels and 35 MHz state analysis while the HP 1653B has 32 data channels and 25 MHz state analysis Both analyzers have 100 MHz timing analysis along with 100 MHz single shot and repetitive repetitive single shot oscilloscope measurement capabilities Because the differences are small between both instruments they use the same set of manuals Some of the key features shared by both the HP 1652B and HP 1653B are listed below Transitional or glitch timing mode on all channels Simultaneous state state or state timing modes Glitch detection on all channels Marker measurements Timing and Scope Autoscale Scope Automeasure Pattern edge and glitch triggering Overlapping of waveforms Small lightweight probing Time and number of states tagging State Compare Waveform and Chart This Getting Started Guide covers only a few of the logic analyzer s features You will find details of all the features of the HP 1652B and HP 1653B in the HP 1652B HP 1653B Front Panel Operation Reference Manual HP 1652B 1653B Introducing the HP 1652B HP 1653B Getting Started Guide 1 1 eee Getti
43. outs Auto Measure field Input field Done field When the Auto Measure field is selected you get a parametric readout of nine parameters as shown in the figure below fAuto Neasure n L Qn Scope Waveforms a eq Risetime Falltime gs 150 0 mV Preshoot 4 545 R 440 0 us Overshoot 4 545 z 1 277 kHz Period 783 795 5 ns q 795 1 From the scope Waveforms menu select the Auto Measure field 2 To get a readout for the other channel move the cursor to the Input field then press the SELECT key The input will then automatically toggle to the other channel 3 To exit the Auto Measure pop up select Done Using the Markers HP 1652B 1653B Getting Started Guide Your oscilloscope has the ability to set markers reference points either manually or automatically This may be important if your measurement requires that you know the exact time between different points on the waveform or from the point your scope triggered on the waveform In this exercise we set only the Time markers For a complete description of the markers function refer to the HP 1652B HP 1653B Front Panel Operation Reference manual Using the Oscilloscope 6 5 From the scope Waveforms menu select the Markers field A pop up appears that lists the different kinds of marker measurements available As mention before you will make just a Time marker measurement for now Set the Time marker
44. perating system every time the logic analyzer is turned on You will use the disk drive to load configurations or store configurations acquired data and inverse assemblers for later use The disk drive uses 3 5 inch flexible disks More information on loading files is found in Appendix B of this guide Complete details on the disk drive and its functions can be found in the HP 1652B HP 1653B Front Panel Operation Reference manual Roll Keys When part of the listing or waveforms data is off screen the ROLL keys define which way the knob will move the displayed data You will use these keys and the knob to roll displayed data up down or left right to view data that is off screen Knob The Knob has four major functions depending on what menu or pop up menu you are in The KNOB allows you to do the following actions e Move the cursor from field to field within the System Configuration and main menus e Roll the display left or right and up or down e Position the cursor on options within pop up menus e Increment decrement numeric values in numeric entry pop ups Inputs The HP 1652B and HP 1653B has both front panel inputs and rear panel inputs outputs The front panel INPUTS 1 and 2 are for signal input to the oscilloscope BNC cables or oscilloscope probes can be used Logic analyzer probe inputs labeled by POD and CLOCK are located on the rear panel In addition a Probe Compensation Signal and EXTERNAL TRIGGER IN OUT BNCs are on t
45. r operates refer to the HP 1652B HP 1653B Front Panel Operation Reference Manual If you have a printer and would like to make hardcopy prints of configurations in any of the previous exercises refer to Appendix B Making Hardcopy Prints HP 1652B 1653B Using the Oscilloscope Getting Started Guide 6 7 y A x What s Next B re Now that you are familiar with the logic analyzer you may want to try some of the basic measurements discussed in this book on your target system Refer to the documentation for your microprocessor If you are comfortable with the basic measurements that you can perform with the HP 1652B and HP 1653B Logic Analyzers you are ready for the HP 1652B HP 1653B Front Panel Operation Reference This reference manual explains all the capabilities of both logic UU analyzers and their operation from the front panel The HP 1652B HP 1653B Programming Reference manual tells you how to operate both M logic analyzers from a controller via the RS 232C or HP IB interface HP 1652B 1653B What s Next Getting Started Guide 7 1 A Logic Analyzer Turn on Check List This appendix summarizes the steps you take to turn on the HP 1652B and HP 1653B logic analyzers The details of the turn on procedures are in Chapter 1 of this Guide 1 Check the rear panel line voltage indicator for the proper setting Change the setting if necessary 2 Make sure you have the proper 3 wire grounded AC power cable 3 Make sure the
46. s Specified a trigger condition Learned which probes to connect Acquired the data Configured the display Set the Time Div for best resolution Positioned the markers for the measurement answer You have seen how easy it is to use the timing analyzer to make timing measurements that you could have made with a scope You can use the timing analyzer for any timing measurement that doesn t require voltage parametrics or doesn t go beyond the accuracy of the timing analyzer HP 1652B 1653B Using the Timing Analyzer Getting Started Guide 5 15 Using the Oscilloscope Fe I a a a a aE Introduction This chapter uses a simple example to get you familiar with using the oscilloscope We will be starting from the beginning with this exercise so it s not necessary to have completed chapters 4 and 5 As you follow through the menus setups in this exercise you will use the Probe Compensation signal from the rear panel as the signal source for measurement If you think you can complete this exercise by just following the illustrated menus do so If you need additional help follow the numbered steps Getting to the From the default System Configuration menu shown below the scope Sco pe Menus should already be turned on If the scope is not turned on turn on the scope and turn off the analyzers Now get to the scope Channel menu System Configuration Analyzer 1 Analyzer 2 Oscilloscope Type Of f Type Off Analyzer Type field
47. s menu to match the figure below Scope Waveforms Markers field Harkers Time Display Connect dots On X to O 786 0 us Trig to 440 0 us Trig to o 346 0 us s Div 100 0 us Del Gris Trig to X field Trig to Y field Voltage level marker 1 From the scope Waveforms menu select the Markers field Select the Time field from the pop up 2 To set the X marker select the Trig to X field Using the knob move the marker to the left negative time from trigger point until the dashed line is aligned with the falling edge of the pulse 3 To set the Y marker select the Trig to Y field Using the knob move the marker to the right positive time from trigger point until the dashed line is aligned with the falling edge of the next pulse Now that you have set the X and O markers on these edges of the waveform the following time relevant information is available e Time between markers is displayed in the X to O field e Time between markers and trigger point is displayed in the Trig to X field and the Trig to O field e The voltage level of the waveform at the point the markers were placed is displayed under the channel label Using the Oscilloscope HP 1652B 1653B 6 6 Getting Started Guide Summa ry After finishing the exercises in chapters 4 through 6 you should now be familiar with your new logic analyzer If you want more detailed information on how your logic analyze
48. st area The negative numbers indicate states occurring before the trigger and the positive numbers indicate states occurring after the trigger The second column of numbers are the states listed in HEX the state analyzer sees on the address bus This column is labeled ADDR The third column of numbers are the states listed in HEX the state E analyzer sees on the data bus This column is labeled DATA HP 1652B 1653B Using the State Analyzer Getting Started Guide 4 13 eee Finding the Answer Using the State Analyzer 4 14 Your answer is now found in the listing of states 0000 through 0004 The 68000 always reads address locations 0 2 4 and 6 to find the stack pointer location and memory location for the instruction it fetches after power up The 68000 uses two words for each of the locations that it is looking for a high word and a low word When the software designer programs the ROM he must put the stack pointer location at address locations 0 and 2 0 is the high word location and 2 is the low word location Similarly the high word of the instruction fetch location must be in address location 4 and the low word in location 6 Since the software design calls for the reset vector to set the stack pointer to 04FC and read memory address location 8048 for its first instruction fetch you are interested in what is on both the address bus and the data bus in states 0 through 3 The state listing below lists the codes res
49. still need more information about how use the lettered steps HP 1652B 1653B Using the Timing Analyzer Getting Started Guide 5 1 Problem Solving with the Timing Analyzer In this exercise assume you are designing a dynamic RAM memory DRAM controller and you must verify the timing of the row address strobe RAS and the column address strobe CAS You are using a 4116 dynamic RAM and the data book specifies that the minimum time from when LRAS is asserted goes low to when LCAS is no longer asserted goes high is 250 ns You could use an oscilloscope but since the timing analyzer will do just fine when you don t need voltage parametrics you decide to go ahead and use the logic analyzer EE eee What Am After configuring the logic analyzer and hooking it up to your circuit Goin g to under test you will be measuring the time x from when the RAS goes Measure low to when the CAS goes high as shown below ure X RAS munus nee 01650805 Using the Timing Analyzer HP 1652B 1653B 5 2 Getting Started Guide ee How Do In order to make this timing measurement you must configure the logic Confi gure the analyzer as a timing analyzer By following these steps you will configure Analyzer 1 as the timing analyzer Logic Analyzer If you are in the System Configuration menu you are in the right place to get started and you can start with step 2 otherwise start with step 7 1 Using the field
50. ter interface The HP 1652B HP 1653B HP IB port does not respond to service requests SRO when controlling a printer The SRQ enable setting for the HP IB printer has no effect on the HP 1652B HP 1653B operation For HP IB printers the Printer connected to field must be set to HP IB in the I O Port Configuration menu You access this menu by first pressing the I O key then moving the cursor to the I O Port Configuration field and pressing SELECT HP 1652B 1653B Getting Started Guide a RNC LC a Starti ng the When you are ready to print you will need to know whether there is Printout more data than is displayed on screen In cases where data is off screen i e format specifications with all pods assigned to a single analyzer you need to decide whether you want all the data or just the data is on screen If you want just what is on screen start the printout with the Print Screen option If you want all the data use the Print All option Both options are in the I O menu Once you decide which option to use start the printout by placing the cursor on the print option screen or all and pressing SELECT I D MENU Done Print Screen Print All Disk Operations I O Port Configuration External BNC Configuration Self Tests Print Screen The Print Screen option prints only what is displayed on screen at the time you initiate the printout In the Print Screen mode the printer uses its graphics capabilities so the printout w
51. tor on the display that allows you to access desired fields in each menu It changes the field where it resides from the normal white background to the dark background inverse video The knob moves the cursor to the field function you wish to activate The MENU keys allow you to quickly move between the major menus that are available What menus are available depends on which part of the HP 1652B or HP 1653B you are currently using When the FORMAT CHAN key is pressed the following menus appear e State Format Specification if you are in the state analyzer e Timing Format Specification if you are in the timing analyzer e Channel if you are in the oscilloscope When the TRACE TRIG key is pressed the following menus appear e State Trace Specification if you are in the state analyzer e Timing Trace Specification if you are in the timing analyzer e Trigger if you are in the oscilloscope When the DISPLAY key is pressed the following menus appear e State Listing if you are in the state analyzer e Timing Waveforms if you are in the timing analyzer e Waveforms if you are in the oscilloscope When the I O key is pressed the same menu appears no matter which part of the HP 1652B or HP 1653B you are using The I O menu makes available all the Input Output operations Getting to Know the Front Panel HP 1652B 1653B 2 2 Getting Started Guide Disk Drive The disk drive is used by the HP 1652B HP 1653B to load the o
52. tting Ready to Operate eoe re RR ER Ih ES 1 2 Initial Inspection s oso eere yee p eben b op Meu 1 2 JNCCESSOEIOS 012 2 05 va dx too bat beso bests ete cee dd 1 3 Removing Yellow Shipping Disk 00 0c eee eee eee 1 3 Selecting the Line Voltage zo pi debe RE epe Tes 1 4 Checking for the Correct Fuse dover t etninen TEE 1 5 Connecting the Power Cable acis osaa SREE OERE eas 1 5 Operating Environment and Ventilation Lus 1 6 Loading the Operating System 0 eee eee eee eee eee 1 6 Installing the Operating System Disk Luueuuuss 1 7 Eie SWU neo eu EE PERRA QU EE M Ru Ede a Ke 1 8 Power tip scli Test Sula Suevi RUE e gi t Dae e e e dais 1 9 Adjusting the Display Intensity 00 eee eee eee ee 1 10 TUR SUIDIDAEV ri doo a metes ces etapa se heaters acd sued E O 1 10 c 070 ae Chapter 2 Getting to Know the Front Panel Introduccion dose aa odor erendtantre datus Dua m s aaworcues 2 1 Front Panel Organization 2 eek aed eat ca SoG ey UEM SA RU 2 1 DISDIdy Sos ki oh ang 6 da AR bakes repe some state ue ss 2 2 rl Ar oe hae See OET SR eee tee 2 2 Menu Keys isnt nc cco b etx QS utenti Ede dad Vp pde Pec 2 2 Disk Dive 95 kers oov EN Ud ie et demus omaia cuu ca des 2 3 ROW t PUR 2 3 IGnOD iy cur Gee hen teak Sows oes Rie haces oe Soe EN 2 3 lio qM Dp em 2 3 SI MI P 2 4 Suinilldf y oocpuad odes writes Peter E DI S thes suck a
53. tting up the logic analyzer to simulate a simple state measurement We give you the measurement results as actually measured by the logic analyzer since you may not have the same circuit available The exercise in this chapter is organized in a task format The tasks are in the same order you will most likely use them once you become experienced The steps in this format are both numbered and lettered The numbered steps state the step objective The lettered steps explain how to accomplish each step objective There is also an example of each menu after it has been properly set up How you use the steps depends on how much you remember from chapters 1 through 3 If you can set up each menu by just looking at the menu picture go ahead and do so If you need a reminder of what steps to perform follow the numbered steps If you still need more information about how use the lettered steps Using the State Analyzer 4 1 Problem Solving In this example assume you have designed a microprocessor controlled with th tate circuit You have completed the hardware and the software designer eS has completed the software and programmed the ROM read only Analyzer memory When you turn your circuit on for the first time your circuit doesn t work properly You have checked the power supply voltages and the system clock and they are working properly Since the circuit has never worked before you and the software engineer aren t sure if it is
54. urement In this exercise you will use the J clock which is accessible through pod 1 1 Select the State Format Specification menu by pressing the FORMAT key 2 Set the J Clock to sample on a negative going edge 68000STATE State Format Specification Specify Symbols Clock Clock Period Activity gt Label Pol 15 a Place the cursor on the CLOCK field and press SELECT b Place the cursor on the box just to the right of J in the pop up labeled OFF and press SELECT c Place the cursor on and press SELECT d Place the cursor on Done and press SELECT HP 1652B 1653B Using the State Analyzer Getting Started Guide 4 9 Speci fyi ng a To capture the data and place the data of interest in the center of the Trigger display of the State Listing menu you need to tell the state analyzer ed when to trigger Since the first event of interest is address 0000 you Condition need to tell the state analyzer to trigger when it detects address 0000 on the address bus 1 Select the State Trace Specification menu by pressing the TRACE key 2 Set the trigger so that the state analyzer triggers on address 0000 If the Trigger on option is not already a perform steps a through d If the option is a skip to step e 68000STATE State Trace Specification Trace mode nen D aunt A Sequence Level 1 Insert Level Delete Level While storing Trigger om i times Label aee xxxxx xxx a Place the
55. which Autoscale field you selected If there is no signal activity at the probe inputs the Waveforms menu will not display data and the label to the left of the waveform area will be off The figure below shows the waveforms menu for the timing analyzer after Autoscale was selected nV TIMING Timing Waveforms Markers ET Accumulate Time Div Delay Sample period 20 ns After an Autoscale you can get back to the System Configuration menu by following the steps below 1 Place the cursor on the Name field in the upper left corner and press SELECT 2 Place the cursor on the System field in the pop up and press SELECT You will now be back in the System Configuration menu Getting to Know the Main Menus HP 1652B 1653B 3 4 Getting Started Guide Moving Around the Main Menus Accessing the Main Menus HP 1652B 1653B Getting Started Guide The two logic analyzer types and the oscilloscope each have their own set of menus You can enter these menus and move between them by pressing the FORMAT CHAN TRACE TRIG and DISPLAY menu keys These keys as shown below are in the area labeled MENU ME NU FORMAT TRACE CHAN TRIG PISPLAY 01652E20 A fourth menu key labeled I O will bring up a pop up menu that is independent of the analyzer and oscilloscope settings The I O functions available in this pop up will be explained in detail in the HP 1652B HP 1653B Front Panel Operation Reference manual When
56. you turn Analyzer 1 Analyzer 2 or Oscilloscope on from the System Configuration menu you also assign their set of main menus to the MENU keys In the following exercise you will access the Format Specification menus of both analyzer machines and the Channel menu of the oscilloscope 1 Press the FORMAT CHAN key One of the following main menus will appear e Scope Channel menu if the scope is on e State Format Specification menu if the state analyzer is on e Timing Format Specification menu if the timing analyzer is on If for example the State Format Specification menu appears but you wanted a FORMAT CHAN menu of a different machine continue with step 2 2 Using the Knob move the cursor to the analyzer Name field upper left corner and press the SELECT key See the figure on the following page Getting to Know the Main Menus 3 5 HY STATE State Format Specification Specify Symbols Clock Clock Period Pod 1 Name field Activity gt Lebel Pol 15 3 From the pop up that appears select the name of the other analyzer or scope The Format Channel menu now appears for the new analyzer or scope If you want to move to the other menu types within the same machine just press one of the other MENU keys defined below TRACE TRIG When you press the TRACE TRIG key you will have the following main menus available e Scope Trigger menu if the scope is on e State Trace Specification menu if the st
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