ADM00310 Microchip Technology, ADM00310 Datasheet

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ADM00310

Manufacturer Part Number
ADM00310
Description
BOARD EVAL FOR MCP3903 AFE
Manufacturer
Microchip Technology
Series
-r
Datasheets

Specifications of ADM00310

Design Resources
MCP3903 Eval Brd BOM MCP3903 Eval Brd Schematic
Main Purpose
Interface, Analog Front End (AFE)
Embedded
Yes, MCU, 16-Bit
Utilized Ic / Part
MCP3903, PIC24F, PIC24H, dsPIC33, MCP2200
Primary Attributes
-
Secondary Attributes
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
MCP3903
ADC Evaluation Board
for 16-Bit MCUs
User’s Guide
© 2011 Microchip Technology Inc.
DS51994A

Related parts for ADM00310

ADM00310 Summary of contents

Page 1

... Microchip Technology Inc. ADC Evaluation Board for 16-Bit MCUs User’s Guide MCP3903 DS51994A ...

Page 2

... Select Mode, Total Endurance, TSHARC, UniWinDriver, 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. © 2011, Microchip Technology Incorporated, Printed in the U ...

Page 3

... A.11 Board - Layer #3 GND ............................................................................... 23 A.12 Board - Top SILK and PADS ..................................................................... 24 A.13 Board - Bottom SILK and PADS ................................................................ 24 Appendix B. Bill of Materials (BOM) Worldwide Sales and Service .................................................................................... 28 © 2011 Microchip Technology Inc. MCP3903 ADC EVALUATION BOARD FOR 16-BIT MCUs USER’S GUIDE Table of Contents DS51994A-page 3 ...

Page 4

... MCP3903 ADC Evaluation Board for 16-Bit MCUs User’s Guide DS51994A-page 4 © 2011 Microchip Technology Inc. ...

Page 5

... Appendix A. “Schematics and Layouts”– Shows the schematic and board layouts. • Appendix B. “Bill of Materials (BOM)” – Lists the parts used to build the MCP3903 ADC Evaluation Board for 16-Bit MCUs. © 2011 Microchip Technology Inc. MCP3903 ADC EVALUATION BOARD FOR 16-BIT MCUs USER’S GUIDE Preface NOTICE TO CUSTOMERS ® ...

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 { ... } © 2011 Microchip Technology Inc. Examples ® IDE User’s Guide ...

Page 7

... 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://support.microchip.com. DOCUMENT REVISION HISTORY Revision A (July 2011) • Initial Release of this Document. © 2011 Microchip Technology Inc. Preface DS51994A-page 3 ...

Page 8

... MCP3903 ADC Evaluation Board for 16-Bit MCUs User’s Guide NOTES: DS51994A-page 4 © 2011 Microchip Technology Inc. ...

Page 9

... Robust hardware design with analog grounding and analog/digital separation, allowing low noise evaluation of the MCP3903 devices. Separate power supplies and power planes - 4 layer board. • Pigtail Plus connectors for Explorer-16 daughter board compatibility. © 2011 Microchip Technology Inc. MCP3903 ADC EVALUATION BOARD FOR 16-BIT MCUs USER’S GUIDE ® ...

Page 10

... MCP3903 ADC Evaluation Board for 16-Bit MCUs User’s Guide FIGURE 1-1: MCP3903 ADC Evaluation Board for 16-Bit MCUs. DS51994A-page 6 © 2011 Microchip Technology Inc. ...

Page 11

... This Delta-Sigma A/D converter has an adjustable oversampling ratio. The CLKIN pin of the MCP3903 is the ADC’s clock (MCLK) input. The MCP3903 ADC Evaluation Board for 16-Bit MCUs offers two different options for the MCP3903 master clock (MCLK). © 2011 Microchip Technology Inc. Hardware Description Description”. (Green) ...

Page 12

... PIC24F example, the sampling speed is constant at 4.8 ksps, regardless of the OSR value. DS51994A-page 8 XTAL XTAL CLKIN PIM OC1 CLKIN ADC Clock Selection Jumpers - External Crystal. XTAL XTAL CLKIN PIM OC1 CLKIN ADC Clock Selection Jumpers - Clock from MCU. © 2011 Microchip Technology Inc. ...

Page 13

... USB or RS232. The following figure summarizes the connections between the ADC, MCU, USB to serial converter and RS232 line driver. USB con RS232 FIGURE 1-5: © 2011 Microchip Technology Inc. Hardware Description PIM USB MCP2200 Module ...

Page 14

... MCP3903 ADC Evaluation Board for 16-Bit MCUs User’s Guide NOTES: DS51994A-page 10 © 2011 Microchip Technology Inc. ...

Page 15

... MCP2200 or MAX2323. In firmware, the MCU is using DMA2 to do the transfer from MCU to the PC. To receive data from the PC through UART, the RX interrupt is used. © 2011 Microchip Technology Inc. MCP3903 ADC EVALUATION BOARD FOR 16-BIT MCUs USER’S GUIDE ...

Page 16

... The PC receives the data and displays it on the MCP390x Data View. The program can display and process only two channels at the same time. To select the desired channels, the SW4 (RD13) must be pressed. DS51994A-page itia lis a tio n Initialization ffe lid ity lid ite ffe tio n dsPIC33 Example Flow Chart. © 2011 Microchip Technology Inc. ...

Page 17

... MCP3903. With the Write Register tab they are written and with the Read Register tab, the user can check the settings of the registers. © 2011 Microchip Technology Inc. MCP3903 Data View Software - Main Screen. MCP3903 Data View Software - Registers and Settings Screen. ...

Page 18

... Bits (ENOB), used to indicate the AC signal performance. The ENOB value is computed according to the formula below: EQUATION 2-1: For DC signals, the Noise RMS signal in µV is displayed. For AC signals, the indicator will show the RMS value of the signal. DS51994A-page 14 SINAD 1.76 – ENOB = ----------------------------------- - 6.02 © 2011 Microchip Technology Inc. ...

Page 19

... Board - Bottom Trace and Bottom Silk • Board - Layer #2 V • Board - Layer #3 GND • Board - Top Silk and Pads • Board - Bottom Silk and Pads © 2011 Microchip Technology Inc. MCP3903 ADC EVALUATION BOARD FOR 16-BIT MCUs USER’S GUIDE DD DS51994A-page 15 ...

Page 20

... MCP3903 ADC Evaluation Board for 16-Bit MCUs User’s Guide A.2 SCHEMATIC - ANALOG DS51994A-page 16 © 2011 Microchip Technology Inc. ...

Page 21

... A.3 SCHEMATIC - LCD AND UART © 2011 Microchip Technology Inc. Schematics and Layouts 100NF C36 DS51994A-page 17 ...

Page 22

... RB15/PMPA0 44 PMPA1/AN14/RB14 RB14/PMPA1 43 AN13/RB13 RB13/PMPA10 42 AN12/RB12 RB12/PMPA11 41 U2CTS/RF12 RF12/U2CTS 40 U2RTS/RF13 RF13/U2RTS 39 TCK/RA1 RA1/TCK 38 VDD +3.3V 37 VSS 36 TDO/AN11/RB11 RB11/PMPA12 35 CVREF/AN10/RB10 RB10/PMPA13 34 C2OUT/AN9/RB9 RB9/AN9 33 C1OUT/AN8/RB8 RB8/AN8 32 AVSS 31 AVDD +3.3V 30 PMPA6/RA10 RA10/PMPA6 29 PMPA7/RA9 RA9/PMPA7 28 PGD/OCFA/RB7 RB7/AN7/PGD 27 PGC2/RB6 RB6/AN6/PGC 26 +3.3V © 2011 Microchip Technology Inc. ...

Page 23

... A.5 SCHEMATIC - MICROCONTROLLER (MCU) © 2011 Microchip Technology Inc. Schematics and Layouts U6RX RF2/U1RX RF3/U1TX 470 R47 RED GREEN DS51994A-page 19 ...

Page 24

... AVDD 96 30 RG13 PMPA6/RA10 97 29 PMPD2/RE2 PMPA7/RA9 98 28 PMPD3/RE3 PGD/OCFA/RB7 99 27 PMPD4/RE4 PGC2/RB6 100 26 RF5/PMPA8/U2TX RF4/PMPA9/U2RX RD15/U1RTS RD14/U1CTS +3.3V RB15/PMPA0 RB14/PMPA1 RB13/PMPA10 RB12/PMPA11 RF12/U2CTS RF13/U2RTS RA1/TCK +3.3V RB11/PMPA12 RB10/PMPA13 RB9/AN9 RB8/AN8 +3.3V RA10/PMPA6 RA9/PMPA7 RB7/AN7/PGD RB6/AN6/PGC © 2011 Microchip Technology Inc. ...

Page 25

... A.7 SCHEMATIC - POWER © 2011 Microchip Technology Inc. Schematics and Layouts +3.3V GND 1 GND 1 DS51994A-page 21 ...

Page 26

... MCP3903 ADC Evaluation Board for 16-Bit MCUs User’s Guide A.8 BOARD - TOP TRACE AND TOP SILK A.9 BOARD - BOTTOM TRACE AND BOTTOM SILK DS51994A-page 22 © 2011 Microchip Technology Inc. ...

Page 27

... A.10 BOARD - LAYER #2 VDD A.11 BOARD - LAYER #3 GND © 2011 Microchip Technology Inc. Schematics and Layouts DS51994A-page 23 ...

Page 28

... MCP3903 ADC Evaluation Board for 16-Bit MCUs User’s Guide A.12 BOARD - TOP SILK AND PADS A.13 BOARD - BOTTOM SILK AND PADS DS51994A-page 24 © 2011 Microchip Technology Inc. ...

Page 29

... CONN JUMPER SHORTING TIN 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. © 2011 Microchip Technology Inc. MCP3903 ADC EVALUATION BOARD FOR 16-BIT MCUs USER’S GUIDE Description Manufacturer TDK Corp ...

Page 30

... RES 100K OHM 1/10W 1% 0603 SMD R72,R74,R75 R76 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. © 2011 Microchip Technology Inc. Bill of Materials (BOM) Description Manufacturer Coilcraft Tianma ...

Page 31

... X2 CRYSTAL 3.579545MHZ 18PFFUND SMD 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. © 2011 Microchip Technology Inc. Bill of Materials (BOM) Description Manufacturer Susumu Co., LTD. RGH2012-2E-P-102-B Rohm Semi. Omron Electronic ...

Page 32

... 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: 886-3-6578-300 Fax: 886-3-6578-370 Taiwan - Kaohsiung Tel: 886-7-213-7830 Fax: 886-7-330-9305 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Thailand - Bangkok Tel: 66-2-694-1351 Fax: 66-2-694-1350 © 2011 Microchip Technology Inc. 05/02/11 ...

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