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Microchip Technology ADM00805, User Manual

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Microchip Technology ADM00805 User Manual Download Page 9

Preface

 2017 Microchip Technology Inc.

 

DS50002673A-page 9

RECOMMENDED READING

This user’s guide describes how to use the ADM00805. Other useful documents are 
listed below. The following Microchip document is available and recommended as a 
supplemental reference resource:

PAC1934 Data Sheet – 

“DC Power/Energy Monitor with Accumulator” 

(DS20005850A)

THE MICROCHIP WEB SITE

Microchip provides online support via our web site at 

www.microchip.com

. This 

web site is used as a means to make files and information easily available to 
customers. Accessible by using your favorite Internet browser, the web site contains 
the following information:
•

Product Support

 – Data sheets and errata, application notes and sample 

programs, design resources, user’s guides and hardware support documents, 
latest software releases and archived software

•

General Technical Support

 – Frequently Asked Questions (FAQs), technical 

support requests, online discussion groups, Microchip consultant program 
member listing

•

Business of Microchip

 – Product selector and ordering guides, latest Microchip 

press releases, listing of seminars and events, listings of Microchip sales offices, 
distributors and factory representatives

PRODUCT CHANGE NOTIFICATION SERVICE 

Microchip’s customer notification service helps keep customers current on Microchip 
products. Subscribers will receive e-mail notifications whenever there are changes, 
updates, revisions or errata related to a specified product family or development tool of 
interest.
To register, access the Microchip web site at 

www.microchip.com

, click on 

Product 

Change Notification

 and follow the registration instructions.

CUSTOMER SUPPORT

Users of Microchip products can receive assistance through several channels:
• Distributor or Representative
• Local Sales Office
• Field Application Engineer (FAE)
• Technical Support
Customers should contact their distributor, representative or field application engineer 
(FAE) for support. Local sales offices are also available to help customers. A listing of 
sales offices and locations is included in the back of this document.
Technical support is available through the web site at: 

http://www.microchip.com/support

.

DOCUMENT REVISION HISTORY

Revision A (September 2017)

• Initial Release of this Document.

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Summary of Contents for ADM00805

Page 1: ... 2017 Microchip Technology Inc DS50002673A PAC1934 Evaluation Board ADM00805 User s Guide Downloaded from Arrow com ...

Page 2: ...certification for its worldwide headquarters design and wafer fabrication facilities in Chandler and Tempe Arizona Gresham Oregon and design centers in California and India The Company s quality system processes and procedures are for its PIC MCUs and dsPIC DSCs KEELOQ code hopping devices Serial EEPROMs microperipherals nonvolatile memory and analog products In addition Microchip s quality system...

Page 3: ... RoHS2 Directive 2011 65 EU This development evaluation tool when incorporating wireless and radio telecom functionality is in compliance with the essential requirement and other relevant provisions of the R TTE Directive 1999 5 EC and the FCC rules as stated in the declaration of conformity provided in the module datasheet and the module product page available at www microchip com For information...

Page 4: ...C1934 Evaluation Board ADM00805 User s Guide DS50002673A page 4 2017 Microchip Technology Inc NOTES Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com ...

Page 5: ...d Kit Contents 12 Chapter 2 Installation and Operation 2 1 Getting Started 13 2 2 System Requirements 13 2 3 Installing the Software 13 Chapter 3 Software GUI Description 3 1 First Launch 17 3 2 Top Menu 20 3 3 PAC Settings Section 22 3 3 1 Alert Settings 22 3 4 Sample Rate and Display Controls 23 3 5 Raw Data Display 24 3 6 Plot Windows 24 3 6 1 Single Plot Option 24 3 6 2 Multiple Plots Option 2...

Page 6: ...uration and Other Information Tabulated 31 Appendix A Schematic and Layouts A 1 Introduction 33 A 2 ADM00805 Evaluation Board Schematic 34 A 3 ADM00805 Evaluation Board Schematic 2 35 A 4 ADM00805 Evaluation Board Schematic 3 36 A 5 Board Top Silk 37 A 6 Board Top Copper and Silk 37 A 7 Board Top Copper 38 A 8 Board Bottom Copper 38 A 9 Board Bottom Copper and Silk 39 A 10 Board Bottom Silk 39 App...

Page 7: ... Board Appendix A Schematic and Layouts Shows the schematic and layout diagrams for the ADM00805 Evaluation Board Appendix B Bill of Materials BOM Lists the parts used to build the ADM00805 Evaluation Board NOTICE TO CUSTOMERS All documentation becomes dated and this manual is no exception Microchip tools and documentation are constantly evolving to meet customer needs so some actual dialogs and o...

Page 8: ... where N is the total number of digits R is the radix and n is a digit 4 b0010 2 hF1 Text in angle brackets A key on the keyboard Press Enter F1 Courier New font Plain Courier New Sample source code define START Filenames autoexec bat File paths c mcc18 h Keywords _asm _endasm static Command line options Opa Opa Bit values 0 1 Constants 0xFF A Italic Courier New A variable argument file o where fi...

Page 9: ...es distributors and factory representatives PRODUCT CHANGE NOTIFICATION SERVICE Microchip s customer notification service helps keep customers current on Microchip products Subscribers will receive e mail notifications whenever there are changes updates revisions or errata related to a specified product family or development tool of interest To register access the Microchip web site at www microch...

Page 10: ...p Technology Inc NOTES Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com ...

Page 11: ...nt sense resistor This ADC is con nected by a differential multiplexer to the input and input pins for each channel pro ducing results called VSENSE Channel selection for the multiplexers is controlled in sequential fashion to scan all four channels up to 1024 samples per second sps The device also computes VPOWER by multiplying VBUS by VSENSE and accumulates these power results in an Accumulator ...

Page 12: ...ol all of the programmable registers and read all of the results for the PAC1934 device on the ADM00805 Evaluation Board To use this software application with the ADM00805 Evaluation Board download the soft ware and launch the application Then connect the provided USB cable to the computer and ensure that the USB I2C switch is set ON Chapter 2 Installation and Opera tion provides details on gettin...

Page 13: ...arch for PAC1934 Select the PAC193X Demo Appli cation and double click the executable program to download the ZIP file Extract the files from the ZIP archive Once the files have been extracted double click the appli cation file to begin installing the software Follow the next steps to proceed with the installation 1 Figure 2 1 shows the Installer window Click the Run button 2 If the used antivirus...

Page 14: ...t the License Agreement and click Next FIGURE 2 3 LICENSE AGREEMENT WINDOW Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded fr...

Page 15: ... with the installation FIGURE 2 5 READY TO INSTALL WINDOW Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Down...

Page 16: ... the installer Hovering over it with the cur sor will show the title PAC193X Demo Application FIGURE 2 7 DESKTOP ICON Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow ...

Page 17: ...ed by the on board current source Figure 3 1 shows the GUI for the PAC193X Demo Application 1 Device identification 2 Start Acquisition button Click the Start Acquisition button to start generating the default waveforms After 10 seconds click the button again to stop the acquisition and freeze the waveforms Figure 3 2 displays the default waveforms in DEMO mode Downloaded from Arrow com Downloaded...

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Page 20: ...ues in DEMO mode Enter a new value in ohms if the SYSTEM SHUNT mode is used or if a different value of sense resistor is used see Section 3 3 PAC Settings section FIGURE 3 4 SENSE RESISTOR VALUES DIALOG BOX Selecting the Slow Register option opens the Refresh Commands dialog box displayed in Figure 3 5 which allows the user to select which type of refresh commands if any occur on the rising and fa...

Page 21: ...ers The refresh command also resets the accumulators and the accumulator count The Log to File button displayed in Figure 3 1 5 toggles when clicked to stop the logging to file process and turns data logging on and off In order to log the data the user must be acquiring The data file is a CSV file created in the directory where the GUI has been installed There is a link next to this button to open...

Page 22: ...rning on the alert function and selecting which type of con ditions can trigger the alert function Conversion Complete or Accumulator Overflow The alert status is also displayed underneath the check boxes as shown in Figure 3 7 2 The GUI is not fast enough to capture the conversion based ALERT which lasts only 5 μS The SLOW ALERT pin must be monitored with a circuit fast enough to detect the 5 μS ...

Page 23: ...he X axis for the plots After chang ing the Refresh Period of Time to show values click the Set button to ensure that the new values take effect When new values are typed in they are displayed in red When the Set button is clicked the new values change to black The two radio buttons 4 at the bottom of the window control the format for the dis played data for both the large Raw Data screen and for ...

Page 24: ...nel with the channel selection window and drop down menu on the left side above the plot Each window may be configured to show any of the results from the selected channel with the results selection drop down menu Channel selection and results selection are independent for each window This is illustrated in Figure 3 10 and Figure 3 11 Note that when selecting values from the drop down menus it wor...

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Page 26: ...PLOTS WINDOW Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow c...

Page 27: ...nts that connect the different pin pairs There is also a yellow box around SW1 SW1 must be set to the ON position for USB communication to work properly In this default configuration the inputs of the four chan Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloa...

Page 28: ...tal connecting each end to terminals 1 and 3 of the connector block and it is challenging to remove them cleanly If they are removed they will reveal a layout that facilitates soldering this wide metal connection to each end of the new sense resistor and a kelvin connection for each end that goes to the inputs of the PAC1934 Both the wide metal to the connector block and the kelvin connection need...

Page 29: ...e in the default DEMO mode configuration 4 7 PAC1934 CURRENT MEASUREMENTS USING THE PAC1934 The ADM00805 Evaluation Board can be used to measure the PAC1934 VDD and VIO currents For both measurements below the sense resistor values for Channel 1 VIO and or Channel 4 VDD require changing to 10Ω for proper scaling of the ISENSE and power measurements To measure the current in the VDD_IO pin move the...

Page 30: ...rent on Channel 4 FIGURE 4 3 MEASURING THE VOLTAGE AND CURRENT ON THE VDD PIN WITH CHANNEL 4 4 8 ADDITIONAL HARDWARE DETAILS Directly above and below the PAC1934 are shorted jumpers labeled VIO J22 and VDD J29 These provide a place for removing the short and inserting a current meter if the user wishes to measure the current in the VDD_IO pin and or the VDD pin Downloaded from Arrow com Downloaded...

Page 31: ...the PAC193x Demo Application with direct I2 C connection For Windows 10 systems the user can embed sense resistors in series with the power rails to be monitored measured interface to the ADM00805 with direct I2 C con nections and use the Windows 10 driver to interface the energy metering functions with the OS 4 10 JUMPER CONNECTIONS DEFAULT CONFIGURATION AND OTHER INFORMATION TABULATED Table 4 1 ...

Page 32: ...ote Switch SW1 is shipped in the ON position It is easy for this switched to be accidentally moved to a different position when connecting the board Please confirm that the switch is ON for USB communication or OFF for external I2C communication TABLE 4 1 DEFAULT SHUNT CONNECTIONS CONTINUED Jumper no DEMO mode SYSTEM SHUNT mode Special connection Options Info Downloaded from Arrow com Downloaded f...

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Page 34: ... 3 J17 1 2 3 J16 1 2 3 J15 1 2 3 J14 1 2 3 4 J21 1 2 3 4 J19 1 2 3 4 J18 1 2 3 4 J20 VDD VDD_IO PWRDN VDD_IO VDD SLOW SCL GND SDA ADDR IN3 IN3 IN1 IN1 IN2 IN2 IN4 IN4 5V_USB 1 1 2 J5 PAC1934 SENSE2 A1 SENSE1 A2 SENSE1 A3 VDD A4 SENSE2 B1 VDD I O B2 PWRDN B3 GND B4 SENSE3 C1 ADDRSEL C2 SLOW ALERT C3 SM_CLK C4 SENSE3 D1 SENSE4 D2 SENSE4 D3 SM_DATA D4 SENSE2 SENSE1 SENSE1 VDD SENSE2 VDD I O PWRDN GND...

Page 35: ...IO 5V_USB VIO VIO_EXT 5V_USB VIO_EXT VIO JS202011SCQN 6 4 5 1 2 3 SW1 5V_USB USB_I2C_EN USB_I2C_EN GND 16V 0 1uF 0603 C18 5V_USB GND 1 1 2 J30 5V_USB GND USB_I2C_EN 4 7k 0603 1 R39 Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded ...

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Page 41: ...3 J24 J25 J28 J29 J30 Connector HDR 2 54 Male 1x2 Gold 5 84 MH TH VERT FCI 77311 118 02LF 12 J6 J7 J8 J9 J10 J11 J12 J13 J14 J15 J16 J17 Connector HDR 2 54 Male 1x3 Gold 5 84 MH TH VERT FCI 68000 103HLF Note 1 The components listed in this Bill of Materials are representative of the PCB assembly The released BOM used in manufacturing uses all RoHS compliant components Downloaded from Arrow com Dow...

Page 42: ...FR 075K6L 4 R5 R6 R7 R8 Resistor TKF 1R 1 1 4W SMD 1206 Panasonic ECG ERJ 8RQF1R0V 8 R9 R10 R11 R12 R13 R14 R15 R16 Resistor TKF 0R 1 10W SMD 0603 Panasonic ECG ERJ 3GSY0R00V 1 SW1 Switch Slide DPDT 6V 300 mA JS202011SCQN SMD C K Components JS202011SCQN 1 U1 MCHP Analog Power Current Sense Monitor PAC1934 I J6CX WLCSP 16 Microchip Technology Inc PAC1934 I J6CX 1 U2 MCHP Interface USB I2C UART MCP2...

Page 43: ...ufacturer Part Number Note 1 The components listed in this Bill of Materials are representative of the PCB assembly The released BOM used in manufacturing uses all RoHS compliant components Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Do...

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Page 45: ...3 6201 9859 Malaysia Penang Tel 60 4 227 8870 Fax 60 4 227 4068 Philippines Manila Tel 63 2 634 9065 Fax 63 2 634 9069 Singapore Tel 65 6334 8870 Fax 65 6334 8850 Taiwan Hsin Chu Tel 886 3 5778 366 Fax 886 3 5770 955 Taiwan Kaohsiung Tel 886 7 213 7830 Taiwan Taipei Tel 886 2 2508 8600 Fax 886 2 2508 0102 Thailand Bangkok Tel 66 2 694 1351 Fax 66 2 694 1350 EUROPE Austria Wels Tel 43 7242 2244 39 ...

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