Microchip Technology F1 LV User Manual
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Microchip Technology F1 LV User Manual

Microchip Technology F1 LV User Manual

Evaluation platform for enhanced pic microcontrollers
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Summary of Contents for Microchip Technology F1 LV

  • Page 1 Chipsmall Limited consists of a professional team with an average of over 10 year of expertise in the distribution of electronic components. Based in Hongkong, we have already established firm and mutual-benefit business relationships with customers from,Europe,America and south Asia,supplying obsolete and hard-to-find components to meet their specific needs.
  • Page 2 F1 LV Evaluation Platform for ® Enhanced PIC Microcontrollers User’s Guide  2011 Microchip Technology Inc. DS41614A...
  • Page 3 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.

  • Page 4: Table Of Contents

    1.3.12 User Selectable Power Sources ............13 Chapter 2. Getting Started Introduction ..................... 15 Powering the F1 LV Evaluation Platform ..........16 Powering with PICkit™ 3 ................ 16 Powering from External Power Supply ........... 17 Powering with the ADD-on Expansion Header J3 ........18 Powering with a AAA Battery ..............
  • Page 5 LCD is blank, but everything else works ..........35 Chapter 7. Schematics Introduction .................... 37 7.1.1 F1 LV Evaluation Platform Schematic (1 of 4) ........38 7.1.2 F1 LV Evaluation Platform Schematic (2 of 4) ........39 7.1.3 F1 LV Evaluation Platform Schematic (3 of 4) ........40 7.1.4...

  • Page 6: Notice To Customers

    • Customer Support • Document Revision History DOCUMENT LAYOUT This document describes how to use the F1 LV Evaluation Platform User’s Guide as a development tool to emulate and debug firmware on a target board. The manual layout is as follows: •...

  • Page 7: Conventions Used In This Guide

    F1 LV Evaluation Platform User’s Guide CONVENTIONS USED IN THIS GUIDE This manual uses the following documentation conventions: DOCUMENTATION CONVENTIONS Description Represents Examples Arial font: ® Italic characters Referenced books MPLAB IDE User’s Guide Emphasized text ...is the only compiler...

  • Page 8: Warranty Registration

    Interim software releases are available at the Microchip web site. RECOMMENDED READING This user’s guide describes how to use the F1 LV Evaluation Platform. Other useful documents are listed below. The following Microchip documents are available and rec- ommended as supplemental reference resources.

  • Page 9: The Microchip Web Site

    F1 LV Evaluation Platform User’s Guide THE MICROCHIP WEB SITE Microchip provides online support via our web site at www.microchip.com/F1LVEval. 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: •...

  • Page 10: Customer Support

    Technical support is available through the web site at: http://support.microchip.com DOCUMENT REVISION HISTORY Revision A (November 2011) • Initial Release of this Document.  2011 Microchip Technology Inc. DS41614A-page 9...
  • Page 11 F1 LV Evaluation Platform User’s Guide NOTES:  2011 Microchip Technology Inc. DS41614A-page 10...

  • Page 12: Chapter 1. F1 Lv Evaluation Platform Overview

    Chapter 1. F1 LV Evaluation Platform Overview INTRODUCTION Thank you for choosing the F1 LV Evaluation Platform. This kit allows you to begin development using the PIC16LF1947 microcontroller (MCU). The PIC16LF1947 is the first in a family of enhanced mid-range microcontrollers.

  • Page 13: Pickit™ 3 Programming/Debug Header

    The MCP1703 is a low-dropout voltage regulator with a 250 mA maximum output. Through the use of this component, the user has the option of powering the F1 LV Evaluation board through the USB Serial Converter connector. The USB supplies 5V, and the MCP1703 reduces this to the operating voltage of 3.3V.

  • Page 14: User Selectable Power Sources

    F1 LV Evaluation Platform Overview 1.3.12 User Selectable Power Sources The F1 LV Evaluation board operates at 3.3V and comes with a flexable range of powering options. • J5 – (EXT SUPP) The user can power the board from a external power supply connected to the +/- headers.
  • Page 15 F1 LV Evaluation Platform User’s Guide NOTES:  2011 Microchip Technology Inc. DS41614A-page 14...

  • Page 16: Chapter 2. Getting Started

    F1 LV EVALUATION PLATFORM USER’S GUIDE Chapter 2. Getting Started INTRODUCTION This chapter gives instructions to get your F1 LV Evaluation Platform powered up and running the default demonstration. The following sections include: • Powering the F1 LV Evaluation Platform • Default Firmware •...

  • Page 17: Powering The F1 Lv Evaluation Platform

    F1 LV Evaluation Platform User’s Guide POWERING THE F1 LV EVALUATION PLATFORM The PIC16LF1947 supplied with your F1 LV Evaluation Platform requires a supply voltage of 1.8V-3.6V. Voltages above 3.6V will degrade or damage the device. There are five ways to supply the necessary power.

  • Page 18: Powering From External Power Supply

    3. Verify the supply voltage to be between 1.8 and 3.6V. For proper LCD contrast, the supply should be 3.3V. 4. Populate EXT PWR jumper, J5. 5. Turn on the power supply. FIGURE 2-3: POWERING WITH EXTERNAL POWER SUPPLY  2011 Microchip Technology Inc. DS41614A-page 17...

  • Page 19: Powering With The Add-On Expansion Header J3

    F1 LV Evaluation Platform User’s Guide POWERING WITH THE ADD-ON EXPANSION HEADER J3 The add-on expansion hardware will supply the F1 LV Evaluation board with 3.3V DC through use of a linear regulator. This allows the 5-12V motor power supply to power the PIC16LF1947.

  • Page 20: Powering With A Usb Cable

    To power with the USB cable, perform the following steps: 1. Make sure a jumper or an ammeter is connected across J4. 2. The USB cable will supply 5V DC to the F1 LV Evaluation board. The MCP1703 converts the 5V to 3.3V supply voltage for the PIC16LF1947.

  • Page 21: Add-On Motor Expansion

    A main task of the demo code is to allow the user to connect any of the expansion add-on motor boards and have the PIC16LF1947 determine the motor type and adjust the drive accordingly. The code provided with the F1 LV Evaluation board works with the following add-on boards:...

  • Page 22: Chapter 3. Programming The F1 Lv Evaluation Platform

    The F1 LV Evaluation Platform makes extensive use of the on-board peripherals of the PIC16LF1947. This chapter provides guidance concerning the tools used for programming the F1 LV Evaluation Board and a map of the board function to I/O pin and pin function.

  • Page 23: Hardware Resources

    F1 LV Evaluation Platform User’s Guide HARDWARE RESOURCES TABLE 3-1: HARDWARE RESOURCES Pin Number PORT ID Name Description J3 – Pin 10 J3 – Pin 12 Low Side Drive C; J3 – Pin 9 SEG43 S1/S2/S3/S4 SEG44 T1/T2/T3/T4 J3 – Pin 8...
  • Page 24 Programming the F1 LV Evaluation Platform TABLE 3-1: HARDWARE RESOURCES (CONTINUED) SEG11 F1/F3/F4/P6 SEG10 4B/4C/4G/P4 SEG9 4A/4D/4E/4F SEG8 3B/3C/3G/P3 SEG30 3A/3D/3E/3F SEG7 2B/2C/2G/P2 High Side Drive A; J3 – Pin 3 J3 – Pin 4 High Side Drive C; J3 – Pin 11...
  • Page 25 F1 LV Evaluation Platform User’s Guide NOTES:  2011 Microchip Technology Inc. DS41614A-page 24...

  • Page 26: Chapter 4. Demo Code

    The GUI is capable of detecting and displaying which firmware version is being used through the F1 LV Evaluation Platform, and also which add-on board is connected. The features of the GUI in use with the F1 LV Evaluation Platform with its add-on boards is discussed in the Add-on User’s Guide.

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