YOKOGAWA DL1700E Series User Manual Download Page 28

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1-24

IM 701730-51E

• I

C -> Pattern

When the Clock Channel Is Set to “None”

SDA

SCL

CH3

CH4

Trigger condition of the I

C Bus Signal is met

.....

Condition met
Trigger activated here

Condition not met
Trigger does not activate

Holds the trigger met
condition of the I

C Bus signal

.....

CH3 = L, CH4 = H, Condition = Enter

When the Clock Channel Is Set to “CH4”

Trigger condition of the I

C Bus Signal is met

.....

SDA

SCL

CH3

CH4

Condition met
Trigger activated here

Condition not met
Trigger does not activate

.....

Holds the trigger met
condition of the I

C Bus signal

CH3 = L, CH4 =

1.4 Setting the I

C Bus Signal Acquisition Conditions

Summary of Contents for DL1700E Series

Page 1: ...IM 701730 51E 2nd Edition DL1700E Series Digital Oscilloscope Serial Bus Signal Analysis Function...

Page 2: ...he instrument s performance and functions The figures given in this manual may differ from those that actually appear on your screen Every effort has been made in the preparation of this manual to ens...

Page 3: ...ures from their explanations Procedure This subsection contains the operating procedure used to carry out the function described in the current chapter All procedures are written with inexperienced us...

Page 4: ...l 1 15 1 5 Analyzing Searching Data 1 25 1 6 Saving the Data of the Detailed Analysis List 1 35 1 7 Error Messages 1 37 1 8 Communication Commands 1 38 Chapter 2 SPI Bus Signal Analysis Function 2 1 O...

Page 5: ...the Acknowledge Bit Is Not Present When the SDA Signal is high Address Data Trigger Example When Activating a Trigger on the Start Condition or Address Pattern Data Pattern Address R W bit Analysis F...

Page 6: ...etting the Record Length Page 1 4 2 Section 6 1 1 Section 7 2 1 Starting Acquisition of I2C Bus Signals Page 1 9 2 Stopping Acquisition of I2C Bus Signals Page 1 9 2 Performing Searches Page 1 28 2 Sa...

Page 7: ...amage the input section Precautions to Be Taken When Connecting a Probe When activating triggers on the I2 C Bus signal apply the SCL serial clock signal and SDA serial data signal to the CH1 and CH2...

Page 8: ...T ZOOM GO NO GO ENHANCED ACQ START STOP SNAP SHOT V DIV TIME DIV To exit the menu during operation press ESC located above the soft keys In the procedural explanation below the term jog shuttle SELECT...

Page 9: ...nt to 0 see step 11 When Using Address Pattern as a Trigger Condition 8 Use jog shuttle SELECT to set the address pattern in hexadecimal or binary Address Pattern box When determination is not to be p...

Page 10: ...bytes Select whether to compare the Data2 pattern to the pattern immediately after the byte count or continue comparing until the stop condition is detected Proceed to step 17 When Activating a Trigg...

Page 11: ...2 C Only Is Selected 24 Press the Set Pattern soft key The Set Pattern dialog box displays the assignment conditions of the I2 C Bus signal of CH1 and CH2 25 Press ESC The Set Pattern dialog box close...

Page 12: ...ELECT to set the pattern condition to Enter or Exit Condition box Select the clock channel from None When Clock CH is set to None When Clock CH is set to any channel from CH3 to CH4 Set the slope of t...

Page 13: ...ger Mode 32 Set the trigger mode according to the procedures given in section 6 1 Setting the Trigger Mode in the DL1700E Series User s Manual IM701730 01E Setting the Record Length 33 Set the record...

Page 14: ...8 9 Stop condition Address R W bit When Activating a Trigger on the Address Pattern Data Pattern When the data matches the specified address pattern or data pattern a trigger is activated on the 9th...

Page 15: ...99 bytes If you do not wish to use byte count as a trigger condition set the value to 0 You can also set the byte count from the ENHANCED menu Data2 Pattern Set the 1 byte 8 bit or 2 byte 16 bit data...

Page 16: ...res the start stop condition and continues with the trigger detection No Restarts or stops the trigger detection when a start stop condition is detected SDA SCL Start condition 1 2 3 4 5 6 7 8 9 1 0 0...

Page 17: ...he preset trigger level X Not used as a trigger source Pattern Condition True A trigger is activated when the specified pattern of CH3 to CH4 is met False A trigger is activated when the specified pat...

Page 18: ...Manual IM701730 01E Setting the Trigger Mode Set the conditions for updating the displayed waveforms as a trigger mode There are five trigger modes auto mode auto level mode normal mode single mode an...

Page 19: ...9 Address R W bit Acknowledge bit Data byte Trigger activated here 1 2 3 4 5 6 7 8 9 Acknowledge present L Acknowledge not present H Stop condition Note The Non Ack trigger does not apply to start by...

Page 20: ...e 1 Compare with the specified address pattern Match 2 Skip 3 bytes Address R W bit Activate a Trigger Only on the Data1 Pattern Trigger Condition Address Pattern Not applicable Data1 Pattern 27 Condi...

Page 21: ...ess R W bit Trigger activated here Byte Count 0 Data2 After Byte Count Anywhere S 27 AE 57 27 FE 98 99 27 P A4 2 Trigger activated here 1 Compare with the specified pattern until a match occurs 99 Add...

Page 22: ...nt 0 Data2 After Byte Count Anywhere S 27 AE 57 27 FE 98 99 27 P A4 2 Trigger activated here 1 Compare with the specified pattern until a match occurs 99 27 Address R W bit Byte Count 3 Data2 After By...

Page 23: ...ttern Data2 Pattern and Byte Count Trigger Trigger Condition Address Pattern A4 Data1 Pattern Not applicable Condition True Data2 Pattern 99 Data Byte 1 Date Byte compare 2 bytes when set to 2 bytes C...

Page 24: ...ter Byte Count First Byte S 27 AE 57 27 99 98 99 27 P A4 4 Trigger activated here 1 Compare with the specified address pattern A4 Match 2 Compare with the specified data 1 pattern 27 3 Skip 3 bytes Ad...

Page 25: ...Restart Condition Yes S A2 Sr F5 30 27 E4 24 99 55 F4 1 Compare with the address pattern F4 Match 2 Compare with the Data1 pattern A2 Match 3 Ignore Sr Compare with the Data2 pattern F5 Match 4 Trigge...

Page 26: ...re the Restart Condition No When Ignore Unexpected Start Stop Condition Yes SDA SCL Start condition 1 2 3 4 5 6 7 8 9 1 0 0 1 1 0 0 1 Start condition Ignore the start condition Trigger condition met h...

Page 27: ...ndition met Trigger activated here CH3 and CH4 are irrelevant I2 C on Pattern 8 9 1 1 8 9 Trigger condition of the I2C Bus Signal is met Condition not met Trigger does not activate SDA SCL CH3 CH4 Tri...

Page 28: ...es not activate Holds the trigger met condition of the I2C Bus signal CH3 L CH4 H Condition Enter When the Clock Channel Is Set to CH4 Trigger condition of the I2C Bus Signal is met 8 9 1 1 8 9 SDA SC...

Page 29: ...ys In the procedural explanation below the term jog shuttle SELECT refers to the operation of selecting setting items and entering values using the jog shuttle and SELECT and RESET keys For details on...

Page 30: ...of setting the analysis reference point Trigger Position or Manual Highlighting of the mark to the left of each item indicates that it is used as an analysis reference point When Manually Setting the...

Page 31: ...the List 15 Press the List soft key 16 Turn the jog shuttle to scroll the list left and right Up to 20 analysis data points are displayed at once in the order of occurrence By scrolling the list left...

Page 32: ...format txt extension For details see section 1 6 Saving the Data of the Detailed Analysis List Setting the Search Condition 23 Press the Data Search soft key The Data Search menu appears 24 Press the...

Page 33: ...g shuttle SELECT to set Ack to X 1 or 0 Ack box Setting the Data Pattern 29 Use the job shuttle SELECT set the data pattern in hexadecimal HEX or binary BIN format HEX box or BIN box When determinatio...

Page 34: ...rm of the data that was found is displayed in the zoom waveform display area Pressing the Next soft key searches the data after the highlighted data to the right in the analysis data list at the botto...

Page 35: ...ine the data channel signal level 0 1 or indefinite Thr Upper Signal exceeding this level is determined to be 1 Thr Lower Signal below this level is determined to be 0 If Thr Lower data signal level T...

Page 36: ...annot be performed while the waveform acquisition is started Analysis and search cannot be performed on accumulated waveforms Analysis Data List Analysis Result List The following three items are disp...

Page 37: ...te Time from the Reference Point Binary display of data Hexadecimal display of data Acknowledge bit condition 1 No acknowledge 0 Acknowledge present Byte information immediately before the stop condit...

Page 38: ...te data search simultaneously Note Indefinite data is always considered matched to the specified status Executing the Search Next Prev Press the Next or Prev soft key to execute the search The search...

Page 39: ...To exit the menu during operation press ESC located above the soft keys In the procedural explanation below the term jog shuttle SELECT refers to the operation of selecting setting items and entering...

Page 40: ...erties 9 Carry out steps 22 to 25 on page 12 15 in the DL1700E Series User s Manual IM701730 01E Explanation If you save the data the data of the analysis results is saved to the specified destination...

Page 41: ...in English or Japanese For the procedure of setting the message language see section 15 1 Changing the Menu Language Message Language and Turning ON OFF the Click Sound in the DL1700E Series User s Ma...

Page 42: ...rent setting SEARch I2C ANALyze SETup MPOSition Sets the reference position when the analysis reference point is set 1 42 manually or queries the current setting SEARch I2C ANALyze SETup RPOint Set wh...

Page 43: ...f each data pattern for the Adrs Data trigger or queries 1 48 the current setting TRIGger I2C ADDRess DATA x DBYTe Sets the number of bytes of the data pattern Data2 Pattern for the 1 48 Adrs Data tri...

Page 44: ...CLOCk HYSTeresis Space NRf Voltage Voltage Voltage LEVel Space SOURce Space NRf DATA LEVel Space SOURce Space NRf MPOSition Space NRf RPOint Space TRIGger MANual LIST Space NRf SEARch ADDRess ACK Spac...

Page 45: ...xample SEARCH I2C ANALYZE ABORT SEARch I2C ANALyze EXECute Function Executes the analysis Syntax SEARch I2C ANALyze EXECute Example SEARCH I2C ANALYZE EXECUTE SEARch I2C ANALyze SETup Function Queries...

Page 46: ...SEARch I2C ANALyze SETup DATA LEVel Function Sets the threshold level of the data channel of the analysis conditions or queries the current setting Syntax SEARch I2C ANALyze SETup DATA LEVel Voltage V...

Page 47: ...ADDRESS ACK X SEARch I2C SEARch ADDRess HEXa Function Sets the pattern of the address pattern search on the analysis result in hexadecimal Syntax SEARch I2C SEARch ADDRess HEXa String String 2 charact...

Page 48: ...PATTERN SEARCH I2C SEARCH DATA PATTERN 10X10X10 SEARch I2C SEARch NEXT Function Performs the analysis result search on the data after the current byte and returns the search position Syntax SEARch I2...

Page 49: ...panel is used I2C FILE SAVE ABORt EXECute FILE SAVE I2C ABORt Function Aborts the saving of the data of the detailed analysis list of the analysis Syntax FILE SAVE I2C ABORt Example FILE SAVE I2C ABO...

Page 50: ...er I2C ADDRess ADDRess HEXa Space MODE Space OFF ON NRf PATTern Space DATA ABCount x CONDition Space TRUE FALSE HEXa Space MODE Space OFF ON NRf PATTern Space NRf DBYTe Space IREStart Space YES NO Spa...

Page 51: ...DDRESS ABCOUNT FIRSTBYTE RISE FALL CLOCk Space NONE NRf CONDition Space ENTer EXIT TRUE FALSe PATTern CHANnel x Space HIGH LOW DONTcare TYPE Space NACK ADDRess TYPE Space I2CBus TRIGger I2C ADDRess AB...

Page 52: ...E TRIGGER I2C ADDRESS DATA1 CONDITION TRIGGER I2C ADDRESS DATA1 CONDITION TRUE TRIGger I2C ADDRess DATA x DBYTe Function Sets the number of bytes of the data pattern Data2 Pattern for the Adrs Data tr...

Page 53: ...ts the condition pattern or slope of each channel of the combination trigger or queries the current setting Syntax TRIGger I2C PATTern CHANnel x HIGH LOW DONTcare RISE FALL TRIGger I2C PATTern CHANnel...

Page 54: ...YPE Function Sets the trigger type or queries the current setting Syntax TRIGger TYPE ABN ADB PATTern WIDTh OR TV SIMPle I2CBus TRIGger TYPE Example TRIGGER TYPE I2CBUS TRIGGER TYPE TRIGGER TYPE I2CBU...

Page 55: ...r multiple of 8 data is compared every 8 bits from the first edge but the last data that is less than 8 bits is not compared On the DL1700E the SCK clock signal MOSI master output slave input signal M...

Page 56: ...signal Data input signal Chip select signal CS 0 0 0 0 1 0 0 0 1 1 0 0 0 1 0 0 Note The notation of the SPI Bus signal on the DL7440 DL7480 differs between the trigger condition setup menu and the an...

Page 57: ...e Trigger Mode Setting the Record Length Page 2 5 2 Section 6 1 1 Section 7 2 1 Starting Acquisition of SPI Bus Signals Page 2 10 2 Stopping Acquisition of SPI Bus Signals Page 2 10 2 Performing Searc...

Page 58: ...inals as follows CH1 Clock signal SCK CH2 Master output slave input signal MOSI CH3 Master input slave output signal MISO CH4 Slave select signal SS When performing analysis CH2 and CH3 can be connect...

Page 59: ...l explanation below the term jog shuttle SELECT refers to the operation of selecting setting items and entering values using the jog shuttle and SELECT and RESET keys For details on this operation see...

Page 60: ...h of the determination pattern to be specified from 1 to 8 bytes Data Byte box The number of bytes displayed in the A Pattern box is set to the number of bytes that matches the selected result 9 Use j...

Page 61: ...ed Anywhere After Byte Count box Select the data length of Pattern B in the range of 1 to 8 bytes Set the Pattern B condition to True or False Select this when using pattern B as a trigger condition S...

Page 62: ...the trigger mode according to the procedures given in section 6 1 Setting the Trigger Mode in the DL1700E Series User s Manual IM701730 01E Setting the Record Length 26 Set the record length accordin...

Page 63: ...ertion of SS and Byte Count are always selected Assertion of SS CH4 The trigger function of the SPI Bus signal counts the valid edges of SCK CH1 after SS CH4 is asserted and divides MOSI CH2 or MISO C...

Page 64: ...to 8 bytes Bit Pattern You can set the bit pattern When Pattern Format is set to Hex hexadecimal you can enter X 0 to 9 or A to F in units of 4 bits When Pattern Format is set to Bin binary you can e...

Page 65: ...700E Series User s Manual IM701730 01E Setting the Record Length The record length sets the amount of data to be written into the acquisition memory The selectable maximum record length varies dependi...

Page 66: ...is compared Slave Select Assert Trigger Trigger Condition SS L A Pattern MOSI Not applicable B Pattern Not applicable Byte Count 0 11 A4 25 EA 57 FF 68 00 00 00 Trigger activated here MOSI 00 00 00 00...

Page 67: ...L A Pattern MOSI Not applicable B Pattern MOSI A4 25 Data Byte 2 Condition True After Byte Count First Byte 11 A4 25 EA 57 FF 68 00 00 00 Trigger activated here MOSI 00 00 00 00 00 00 00 85 C8 22 MISO...

Page 68: ...vated here MOSI 00 00 00 00 00 00 00 85 C8 22 MISO SS Matches with the specified Pattern B Compare with Pattern B B Pattern MISO 85 C8 After Byte Count Anywhere 11 A3 A4 25 EA A4 25 00 00 00 Trigger a...

Page 69: ...e MOSI 00 00 00 00 00 00 00 85 C8 22 MISO SS Matches with the specified Pattern A Matches with the specified Pattern B Compare with Pattern A Compare with Pattern B B Pattern MOSI FF 68 After Byte Cou...

Page 70: ...5 C8 22 MISO SS Matches with the specified Pattern A Matches with the specified Pattern B Compare with Pattern A Compare with Pattern B B Pattern MISO 85 C8 After Byte Count Anywhere 11 A4 25 EA 57 FF...

Page 71: ...here MOSI 00 00 00 00 00 00 00 85 C8 22 MISO SS Matches with the specified Pattern A Matches with the specified Pattern B Skip 3 bytes Compare with Pattern A Compare with Pattern B B Pattern MOSI 00 0...

Page 72: ...00 00 00 00 85 C8 22 MISO SS Matches with the specified Pattern A Skip 3 bytes Matches with the specified Pattern B Compare with Pattern A Compare with Pattern B B Pattern MISO C8 22 After Byte Count...

Page 73: ...setting items and entering values using the jog shuttle and SELECT and RESET keys For details on this operation see sections 4 1 or 4 2 in the DL1700E Series User s Manual For a description of the op...

Page 74: ...Lower values it is determined to be indefinite data 11 Repeat steps 8 to 10 to set the level for determining the status of Data2 CH3 Select whether the data is to be analyzed ON OFF Set the level for...

Page 75: ...the reference point Set the reference point to Trigger Position or Manual Selecting the Read Direction of the I O Data Bits 17 Use jog shuttle SELECT to set the read direction of the I O data bits to...

Page 76: ...zoom position When the center of the zoom box moves to the waveform corresponding to the analysis data on the list the corresponding analysis data on the list is highlighted Viewing the Details of th...

Page 77: ...6 34 Use jog shuttle SELECT to set the data length of the determination pattern to be specified from 1 to 8 bytes Data Byte box The number of bytes displayed in the Data Pattern box is set to the numb...

Page 78: ...aveform of the data that was found is displayed in the zoom waveform display area Pressing the Next soft key searches the data after the highlighted data to the right in the analysis data list at the...

Page 79: ...ch slope edge rising or falling of the synchronization clock is to be detected Rising slope Falling slope Data to Be Analyzed The data that can be analyzed is the I O data signal on the SPI Bus Data1...

Page 80: ...or low to high This status cannot be selected when multiple signals are enabled as CS signals When none of the signals are enabled as a CS signal this indicator is displayed and cannot be changed All...

Page 81: ...ts and the Post section contains 8000 points 72000 data points in the Pre section and 8000 data points in the Post section are displayed Pre Before left of the reference point Post After right of the...

Page 82: ...Bus signal the trigger point is the byte boundary Hence the analysis number of the byte on which the trigger is activated is 0 or 1 Data1 and Data2 Values The Data1 and Data2 values are displayed in...

Page 83: ...on the data corresponding to the zoom position is highlighted If the CS signal is ON and the CS signal on the main waveform display screen does not contain a transition point from H to L or L to H the...

Page 84: ...exadecimal or binary The notation of the determination pattern described later changes accordingly Data to Be Searched Source Set the data to be searched to Data1 or Data2 Data Length of the Determina...

Page 85: ...tes Analyzing with None of the CS signals set to ON The data length of the data to be searched and the CS interval are independent Searching is possible with the data length of the determination patte...

Page 86: ...during operation press ESC located above the soft keys In the procedural explanation below the term jog shuttle SELECT refers to the operation of selecting setting items and entering values using the...

Page 87: ...can be saved to a file in ASCII format The contents of the detailed analysis list of the SPI signal are saved as is to the file The extension is txt The file size is as follows File size number of byt...

Page 88: ...ayed in English or Japanese For the procedure of setting the message language see section 15 1 Changing the Menu Language Message Language and Turning ON OFF the Click Sound in the DL1700E Series User...

Page 89: ...l settings related to each channel of the chip select signal CS 2 40 in the analysis SEARch SPI ANALyze SETup CS CHANnel x LEVel Sets the level of each channel of the chip select signal CS in the anal...

Page 90: ...I SETup APATtern CONDition Sets the Pattern A condition of the trigger or queries the current setting 2 46 TRIGger SPI SETup APATtern HEXa x Sets the Pattern A pattern of the trigger at the byte level...

Page 91: ...ame fashion as the SHIFT ZOOM key on the front panel POLarity Space RISE FALL CS CHANnel x LEVel Space MODE Space OFF ON NRf ESTate Space HIGH LOW DONTcare NONE ABORt EXECute SETup BITorder Space MSBF...

Page 92: ...CS ESTATE NONE SEARCH SPI ANALYZE SETUP RPOINT TRIGGER MPOSITION 0 0000000 BITORDER MSBFIRST SEARCH SPI SEARCH TYPE FRAME PFORMAT HEXA SOURCE DATA1 DATA BYTE 8 PATTERN1 XXXXXXXX PATTERN2 XXXXXXXX PAT...

Page 93: ...PI ANALYZE SETUP BITORDER SEARCH SPI ANALYZE SETUP BITORDER MSBFIRST SEARch SPI ANALyze SETup CLOCk Function Queries all settings related the clock signal in the analysis Syntax SEARch SPI ANALyze SET...

Page 94: ...age 8 divisions within the screen 0 01 division steps Example SEARCH SPI ANALYZE SETUP CS CHANNEL4 LEVEL 1V SEARCH SPI ANALYZE SETUP CS CHANNEL4 LEVEL SEARCH SPI ANALYZE SETUP CS CHANNEL4 LEVEL 1 000E...

Page 95: ...Lyze SETup MPOSition NRf 5 to 5 divisions 10 divisions displayed record length steps Example SEARCH SPI ANALYZE SETUP MPOSITION 4 000 SEARCH SPI ANALYZE SETUP MPOSITION SEARCH SPI ANALYZE SETUP MPOSIT...

Page 96: ...returned If it fails NAN is returned SEARch SPI SEARch PFORmat Function Sets the pattern format of the data pattern search on the analysis result or queries the current setting Syntax SEARch SPI SEARc...

Page 97: ...ront panel FILE SAVE SPI ABORt EXECute 2 8 Communication Commands FILE SAVE SPI ABORt Function Aborts the saving of the data of the detailed analysis list of the analysis in ASCII format Syntax FILE S...

Page 98: ...Space ANYWhere FIRStbyte APATtern BYTE Space NRf CONDition Space TRUE FALSe HEXa x Space MODE Space OFF ON NRf PATTern x Space BPATtern BYTE Space NRf CONDition Space TRUE FALSe HEXa x Space MODE Spac...

Page 99: ...PI SETup Example TRIGGER SPI SETUP TRIGGER SPI SETUP SPOLARITY RISE APATTERN MODE 0 BYTE 8 CONDITION TRUE PATTERN1 XXXXXXXX PATTERN2 XXXXXXXX PATTERN3 XXXXXXXX PATTERN4 XXXXXXXX PATTERN5 XXXXXXXX PATT...

Page 100: ...MODE TRIGGER SPI SETUP APATTERN MODE 1 TRIGger SPI SETup APATtern PATTern x Function Sets the Pattern A pattern of the trigger at the byte level in binary or queries the current setting Syntax TRIGge...

Page 101: ...Pattern B pattern of the trigger at the byte level in binary or queries the current setting Syntax TRIGger SPI SETup BPATtern PATTern x String TRIGger SPI SETup BPATtern PATTern x String 8 characters...

Page 102: ...YPE Function Sets the trigger type or queries the current setting Syntax TRIGger TYPE ABN ADB PATTern WIDTh OR TV SIMPle SPIBus TRIGger TYPE Example TRIGGER TYPE SPIBUS TRIGGER TYPE TRIGGER TYPE SPIBU...

Page 103: ...d after Data 1 if Data 1 is enabled The selectable range is 0 or 9999 Data 2 Activates a trigger on the true false condition of the result of the comparison with the data that is present after the byt...

Page 104: ...tion and search the waveform If a waveform that matches the condition is found the zoom box moves to that point and displays the specified waveform Indefinite data search Indefinite State Indefinite d...

Page 105: ...lock signal SCK CH2 Data 1 MOSI CH3 Data 2 MISO CH4 CS signal SS Number of data points that Up to 80000 bytes 40000 bytes before and after the reference point can be analyzed Analysis Result Display D...

Page 106: ...Data Channel 1 31 Data Pattern 2 30 Data1 Pattern 1 11 Data2 Pattern 1 11 Detailed List of Analysis Data 1 33 2 29 Determination Pattern 2 30 E Enable State 2 10 Error Message 1 37 2 34 F Flow of Ope...

Page 107: ...lyzer Group 2 35 2 37 SPI Bus Signal Acquisition Condition 2 5 SPI Bus Signal Analysis Function 2 1 3 3 SPI File Group 2 36 2 43 SPI Setup 2 9 SPI Trigger Group 2 36 2 47 Start Condition 1 1 1 12 Star...

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