MCP46XXDM-PTPLS Microchip Technology, MCP46XXDM-PTPLS Datasheet

BOARD PICTAIL DIGI POT MCP4XXX

MCP46XXDM-PTPLS

Manufacturer Part Number
MCP46XXDM-PTPLS
Description
BOARD PICTAIL DIGI POT MCP4XXX
Manufacturer
Microchip Technology
Series
PICtail™ Plusr
Datasheet

Specifications of MCP46XXDM-PTPLS

Main Purpose
Digital Potentiometer
Embedded
No
Utilized Ic / Part
MCP46xx
Primary Attributes
1 Dual Pot, 10k Ohms, 257 Taps, I²C Interface
Secondary Attributes
2.7 ~ 5.5 V, 150 ppm/°C
Silicon Manufacturer
Microchip
Silicon Core Number
MCP4631, MCP4632, MCP4641, MCP4642, MCP4651, MCP4652, MCP4661, MCP4662
Kit Contents
Board
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
MCP46XX
PICtail™ Plus
Daughter Board
User’s Guide
© 2009 Microchip Technology Inc.
DS51804A

Related parts for MCP46XXDM-PTPLS

MCP46XXDM-PTPLS Summary of contents

Page 1

... Microchip Technology Inc. MCP46XX PICtail™ Plus Daughter Board User’s Guide DS51804A ...

Page 2

... PowerInfo, PowerMate, PowerTool, REAL ICE, rfLAB, Select Mode, Total Endurance, TSHARC, WiperLock and ZENA are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. ...

Page 3

... Appendix B. Bill Of Materials (BOM) B.1 Bill Of Materials (BOM) ................................................................................ 35 Appendix C. Board Testing C.1 Introduction .................................................................................................. 37 C.2 What is Tested ............................................................................................. 38 C.3 What is Not Tested ...................................................................................... 38 Worldwide Sales and Service .................................................................................... 40 © 2009 Microchip Technology Inc. MCP46XX PICTAIL™ PLUS DAUGHTER BOARD USER’S GUIDE Table of Contents ..................................................................................... 28 .............................................................................. 33 .............................................. 30 ...

Page 4

... NOTES: DS51804A-page iv © 2009 Microchip Technology Inc. ...

Page 5

... Appendix C. “Board Testing” – Describes the testing method for the MCP46XX PICtail™ Plus Daughter Board and which aspects of the board are tested and which are not. © 2009 Microchip Technology Inc. MCP46XX PICTAIL™ PLUS DAUGHTER BOARD USER’S GUIDE ...

Page 6

... Optional arguments mcc18 [options] file [options] Choice of mutually exclusive errorlevel {0|1} arguments selection Replaces repeated text var_name [, var_name...] Represents code supplied by void main (void) user { ... } © 2009 Microchip Technology Inc. Examples ® IDE User’s Guide ...

Page 7

... Technical support is available through the web site at: http://support.microchip.com DOCUMENT REVISION HISTORY Revision A (April 2009) • Initial Release of this Document. © 2009 Microchip Technology Inc Digital POT with 2 C Digital POT with ...

Page 8

... NOTES: DS51804A-page 4 © 2009 Microchip Technology Inc. ...

Page 9

... Serial Analyzer GUI may be used. This chapter covers the following topics: • What is the MCP46XX PICtail™ Plus Daughter Board? • What the MCP46XX PICtail™ Plus Daughter Board Kit includes. © 2009 Microchip Technology Inc. MCP46XX PICTAIL™ PLUS DAUGHTER BOARD USER’S GUIDE 2 C interface ...

Page 10

... IHH Selects source of Terminal A0 Voltage. Either AVDD or VA0 Selects source of Terminal B0 Voltage. Either AVSS or VB0 Selects source of Terminal A1 Voltage. Either AVDD or VA1 Selects source of Terminal B1 Voltage. Either AVSS or VB1 Connects Explorer 16 +5V signal to AVDD signal © 2009 Microchip Technology Inc. ...

Page 11

... WHAT THE MCP46XX PICTAIL™ PLUS DAUGHTER BOARD KIT INCLUDES This MCP46XX PICtail™ Plus Daughter Board Kit includes: • One MCP46XX PICtail™ Plus Daughter Board, 102-00182 • Important Information “Read First” © 2009 Microchip Technology Inc. , 3.3V, 5.0V, or 9.0V) - High Voltage command support SS or VAx pad ...

Page 12

... NOTES: DS51804A-page 8 © 2009 Microchip Technology Inc. ...

Page 13

... It is supplied with a “C” program that demonstrates normal and high voltage commands • It demonstrates a split rail application, with digital logic at 3.3V and analog operation at 5.0V © 2009 Microchip Technology Inc. MCP46XX PICTAIL™ PLUS DAUGHTER BOARD USER’S GUIDE , 3.3V, 5.0V, ...

Page 14

... AV DD JMP3 V W1 JMP4 V SS VB1 MAX4582L +9. CS0 DD RD14 A Y0 +5.0V RD15 B +3. +9.0V C Name PICkit Serial 6-Pin Interface 2 Pin # SPI Name I C Name 6 SDO — 5 SCK SCL 4 SDI SDA 3 VSS VSS 2 VDD VDD 1 CS — © 2009 Microchip Technology Inc. ...

Page 15

... Terminal B pins while others determine the connection of the W pins. Lastly, there is a jumper to ensure that drive conflicts do not occur if an external power supply is being used for the AVDD voltage. The default jumper configuration for the shipped MCP46XX PICtail™ Plus Daughter Board is shown in Figure 2-3. © 2009 Microchip Technology Inc DS51804A-page 11 ...

Page 16

... JP3 - PIC24 AN1 pin AN1 connected to W1 AN1 not connected JP2 - PIC24 AN0 pin AN0 connected to W0 AN0 not connected FIGURE 2-2: MCP46XXDM-PTPLS Jumper Configuration and Oscilloscope Test Points. DS51804A-page 12 JMP2:JMP4 - Terminal B Source JP1 - Explorer 16 5V signal Explorer 16 5V signal connected to ...

Page 17

... S6 switches desired to save that setting, the S5 switch can be depressed to copy the value in the Volatile Wiper 1 register to the Non-Volatile Wiper 1 register any POR/BOR event the volatile Wiper 1 register will be loaded with the value of the non-volatile Wiper 1 register. © 2009 Microchip Technology Inc. DS51804A-page 13 ...

Page 18

... Section 2.4.1 “Demos with the Explorer 16 Development Board”, while the demo using the PICkit Serial Analyzer is discussed in Section 2.4.2 “Demo with the PICkit Serial Analyzer”. Note: Both demos require that the MCP46XXDM-PTPLS board jumper settings are as shown in Figure 2-4. 2.4.1 Demos with the Explorer 16 Development Board ...

Page 19

... Before inserting the board into the Explorer 16 Development Board, the jumper configuration must be verified. Figure 2-4 shows the configuration of the jumpers. Channel 1 Channel 2 Channel 3 FIGURE 2-4: MCP46XXDM-PTPLS Jumper Configuration and Oscilloscope Test Points. Note: This is the jumper configuration that the board should be shipped with. © 2009 Microchip Technology Inc. Channel 4 DS51804A-page 15 ...

Page 20

... PICtail Plus header that the MCP46XX PICtail™ Plus Daughter Board is inserted into. The board’s Reset switch and other switches are pointed out. Ensure that the MCP46XXDM-PTPLS is installed in the correct orientation into the Explorer 16 Development Board. Figure 2-5 shows the location where the daughter board is inserted into the Explorer 16 Development Board ...

Page 21

... Wiper 1 Saw Wave (Switch S3 not depressed). 2. Increment / Decrement with High Voltage Write to Non-Volatile Wiper 1 Register (Switch S3 depressed). Table 2-2 shows the sequence of steps to demonstrate the MCP46XXDM-PTPLS board with the Explorer 16 Development Board. Figure 2-6 shows the expected output waveform for Program #1 (Wiper 1 Saw Wave) as well as the voltage levels and ranges of the four signals ...

Page 22

... Release the Explorer 16 Development Board’s S3 push button. 20 Unplug Power from the Explorer 16 Development Board and remove the MCP46XXDM-PTPLS board. Note 1: The SDA and SCL signals go from V operating at 3.3V. The VW1 signals go from V DS51804A-page 18 DEMO STEPS USING THE PICDEM HPC EXPLORER DEMO ...

Page 23

... FIGURE 2-6: FIGURE 2-7: © 2009 Microchip Technology Inc. Screen Capture of Program 1 Output Waveforms. Screen Capture of Program 2 Non-Volatile Write Waveform. DS51804A-page 19 ...

Page 24

... Item # Description 1 PC with USB port running Windows XP 2 PICkit Serial Analyzer Adapter (DV164122) 3 MCP46XXDM-PTPLS 4 Oscilloscope Note 1: A Digital Multi-Meter (DMM) may be used to measure the W pins voltage. Figure 2-8 shows the PICkit Serial Analyzer GUI after the program first starts then necessary to ensure that the proper communication mode is selected (I Modifing the Communication Mode is shown in Figure 2-9 ...

Page 25

... FIGURE 2-8: FIGURE 2-9: © 2009 Microchip Technology Inc. PICkit Serial Analyzer GUI 1st Window. Selecting Communication Mode. DS51804A-page 21 ...

Page 26

... FIGURE 2-10: FIGURE 2-11: DS51804A-page 22 Configuring Communication Mode. Opening Script Builder Window. © 2009 Microchip Technology Inc. ...

Page 27

... FIGURE 2-12: FIGURE 2-13: © 2009 Microchip Technology Inc. Default Script Builder Window. Write 1 Byte to Wiper 1 Script (MCP46W1W1P25). DS51804A-page 23 ...

Page 28

... FIGURE 2-14: FIGURE 2-15: DS51804A-page 24 Write 2 Bytes to Wiper 1 Script (MCP46W1W1P2575). Read 1 Byte from Wiper 1 Script (MCP46R1W1). © 2009 Microchip Technology Inc. ...

Page 29

... FIGURE 2-16: © 2009 Microchip Technology Inc. Read 2 Bytes from Wiper 1 Script (MCP46R2W1). DS51804A-page 25 ...

Page 30

... NOTES: DS51804A-page 26 © 2009 Microchip Technology Inc. ...

Page 31

... A.4 “Board – Top Silk-Screen Layer” shows the layout for the top layer of the MCP46XX PICtail™ Plus Daughter Board. The layer order is shown in Figure A-1. FIGURE A-1: © 2009 Microchip Technology Inc. MCP46XX PICTAIL™ PLUS DAUGHTER BOARD USER’S GUIDE Layer Order ...

Page 32

... A.3 BOARD - SCHEMATIC DS51804A-page 28 © 2009 Microchip Technology Inc. ...

Page 33

... A.4 BOARD – TOP SILK-SCREEN LAYER © 2009 Microchip Technology Inc. DS51804A-page 29 ...

Page 34

... A.5 BOARD – TOP COMPONENTS AND SILK-SCREEN DS51804A-page 30 © 2009 Microchip Technology Inc. ...

Page 35

... A.6 BOARD – GROUND LAYER © 2009 Microchip Technology Inc. DS51804A-page 31 ...

Page 36

... A.7 BOARD – POWER LAYER DS51804A-page 32 © 2009 Microchip Technology Inc. ...

Page 37

... A.8 BOARD – BOTTOM LAYER © 2009 Microchip Technology Inc. DS51804A-page 33 ...

Page 38

... NOTES: DS51804A-page 34 © 2009 Microchip Technology Inc. ...

Page 39

... DO NOT POPULATE R18 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. © 2009 Microchip Technology Inc. MCP46XX PICTAIL™ PLUS DAUGHTER BOARD USER’S GUIDE Description Manufacturer Panasonic ® ...

Page 40

... NOTES: DS51804A-page 36 © 2009 Microchip Technology Inc. ...

Page 41

... Figure C-1. The tested nodes are Channel 1 through Channel 4. Other configurations, Pad connections, and circuit performance are not tested. Channel 1 Channel 2 Channel 3 FIGURE C-1: Tested Jumper Configuration and Test Points. © 2009 Microchip Technology Inc. MCP46XX PICTAIL™ PLUS DAUGHTER BOARD USER’S GUIDE Channel 4 DS51804A-page 37 ...

Page 42

... Jumpers: JP1, JP2, and JP3 • MAX4582 (U1 (3.3V) switching. • J1: PICkit Serial Analyzer Interface (SPI) • J2: PICkit Serial Analyzer Interface (I • Pads: VA0, VB0, VW0, VA1, VB1, AVDD, and VSS • Test Points: A0, B0, A1, and B1 • Connections to unpopulated components DS51804A-page © 2009 Microchip Technology Inc. ...

Page 43

... NOTES: © 2009 Microchip Technology Inc. DS51804A-page 39 ...

Page 44

... Fax: 886-3-6578-370 Taiwan - Kaohsiung Tel: 886-7-536-4818 Fax: 886-7-536-4803 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Thailand - Bangkok Tel: 66-2-694-1351 Fax: 66-2-694-1350 © 2009 Microchip Technology Inc. EUROPE Austria - Wels Tel: 43-7242-2244-39 Fax: 43-7242-2244-393 Denmark - Copenhagen Tel: 45-4450-2828 Fax: 45-4485-2829 France - Paris Tel: 33-1-69-53-63-20 ...

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