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EVB-USB3503 QFN Evaluation Board User’s Guide

DS50002252A-page 6

 2014 Microchip Technology Inc.

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...

Initial caps

A window

the Output window

A dialog

the Settings dialog

A menu selection

select Enable Programmer

Quotes

A field name in a window or 
dialog

“Save project before build”

Underlined, italic text with 
right angle bracket

A menu path

File>Save

Bold characters

A dialog button

Click

 OK

A tab

Click the 

Power

 tab

N‘Rnnnn

A number in verilog format, 
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 

file

 can be 

any valid filename

Square brackets [ ]

Optional arguments

mcc18 [options] 

file

 

[options]

Curly brackets and pipe 
character: { | }

Choice of mutually exclusive 
arguments; an OR selection

errorlevel {0|1}

Ellipses...

Replaces repeated text

var_name [, 

var_name...]

Represents code supplied by 
user

void main (void)

{ ...

}

Содержание EVB-USB3503 QFN

Страница 1: ...2014 Microchip Technology Inc DS50002252A EVB USB3503 QFN Evaluation Board User s Guide...

Страница 2: ...rwise under any Microchip intellectual property rights Trademarks The Microchip name and logo the Microchip logo dsPIC FlashFlex KEELOQ KEELOQ logo MPLAB PIC PICmicro PICSTART PIC32 logo rfPIC SST SST...

Страница 3: ...2014 Microchip Technology Inc DS50002252A page 3 Object of Declaration EVB USB3503 QFN Evaluation Board User s Guide...

Страница 4: ...r 2 Hardware Configuration 2 1 Hardware Description 10 2 1 1 Port Assignment 10 2 1 2 USB3503 Configuration 11 2 1 3 Clock Source 26 MHz Oscillator 12 2 1 4 Power Source Self Powered 13 2 1 5 Interrup...

Страница 5: ...ion Provides information about installing and operating the EVB USB3503 QFN Evaluation Board and Evaluation Software Appendix A EVB USB3503 QFN Evaluation Board Schematics Provides information about k...

Страница 6: ...Bold characters A dialog button Click OK A tab Click the Power tab N Rnnnn A number in verilog format where N is the total number of digits R is the radix and n is a digit 4 b0010 2 hF1 Text in angle...

Страница 7: ...ved software General Technical Support Frequently Asked Questions FAQs technical support requests online discussion groups Microchip consultant program member listing Business of Microchip Product sel...

Страница 8: ...EVB USB3503 QFN Evaluation Board User s Guide DS50002252A page 8 2014 Microchip Technology Inc NOTES...

Страница 9: ...peed 480 Mbps Full Speed 12 Mbps and Low Speed 1 5 Mbps compatible on downstream USB ports Multi Transaction Translator is enabled Supports internal default hub configuration Optionally supports exter...

Страница 10: ...h the MIC2026 1B device U4 When port power is enabled via the PRTPWR pin on the USB3503 port power is delivered to all 3 downstream USB ports The EVB USB3503 QFN must be connected to an HSIC upstream...

Страница 11: ...ed back to position 2 3 Additional hardware capable of two wire I2C communication is required for I2 C operation For additional information regarding I2 C communication protocol on the USB3503 see the...

Страница 12: ...The USB3503 can accept several clock frequencies If the clock source on the EVB is changed the resistors connected to the REF_SEL 1 0 pins must be reconfigured to select the appropriate frequency Tabl...

Страница 13: ...xternally remove resistor R8 and connect a 1 8 VDC voltage sup ply to test point TP3 The USB3503 can also function with a single power supply to do this remove R8 and place a 0 Ohm resistor on R9 This...

Страница 14: ...figuration header and several voltage test points See Table 2 3 for the complete list of connectors See Figure 2 2 for an image of the connectors on the EVB For more details please see Appendix A EVB...

Страница 15: ...P6 1x8 headers Ground test point P1 USB A connector Downstream port 1 connector P2 USB A connector Downstream port 2 connector P3 USB A connector Downstream port 3 connector SW1 Push Button Switch USB...

Страница 16: ...URE 2 6 PCB TOP AND BOTTOM SILK SCREEN IMAGES FIGURE 2 7 EVB USB3503 QFN BLOCK DIAGRAM USB3503 5V 3 3V 1 8V LDO LDO VBAT VDDCORE_REG VDD33_BYP VDD12_BYP PORT 1 IN EN OUT PRTPWR PORT POWER VBUS D D POR...

Страница 17: ...values found in the USB3503 data sheet The default configuration of the USB3503 is to enumerate as a Self Powered Hub This means that according to the USB 2 0 specification the downstream ports are on...

Страница 18: ...as some additional quick configuration and customization options 3 3 1 Digital Control The RESET_N and HUB_CONNECT pins can be controlled in real time with the Digital Control array Each button in th...

Страница 19: ...Value or Bit box above to change the value of the reg ister Once the desired value and register are selected press the Write button to change the value on the part Click on the Read button and the Va...

Страница 20: ...ese values update the configuration section to the desired options then press the Configure button The part will then reset pull the CONNECT pin low and update the registers as specified To run with t...

Страница 21: ...ALUATION BOARD USER S GUIDE 2014 Microchip Technology Inc DS50002252A page 21 Appendix A EVB USB3503 QFN Evaluation Board Schematics A 1 INTRODUCTION This appendix shows the EVB USB3503 QFN Evaluation...

Страница 22: ...EVB USB3503 QFN Evaluation Board User s Guide DS50002252A page 22 2014 Microchip Technology Inc FIGURE A 1 EVB USB3503 QFN EVALUATION BOARD SCHEMATIC 1...

Страница 23: ...QFN EVALUATION BOARD USER S GUIDE 2014 Microchip Technology Inc DS50002252A page 23 Appendix B Bill of Materials BOM B 1 INTRODUCTION This appendix shows the EVB USB3503 QFN Evaluation Board Bill of M...

Страница 24: ...TOR RECEPT MICRO USB TYPE AB SMT JAE Electronics DX4R205JJAR1800 DNP J2 12 1 J3 CONNECTOR POWER JACK 2 1X5 5MM HIGH CURR CUI STACK PJ 002AH 13 2 J4 J5 CONN RECPT ULTRA MINI COAX SMD HIROSE U FL R SMT...

Страница 25: ...0 2 U1 U2 IC 200MA LDO LINEAR REG SOT23 6 TEXAS INSTRUMENTS TPS79301DBVRQ1 31 1 U4 POWER SWITCH USB MIC2026 1B MICREL MIC2026 1YM 32 1 U5 IC SCHMITT TRG INV GATE SOT23 5 TEXAS INSTRUMENTS SN74AHC1G14D...

Страница 26: ...x 86 24 2334 2393 China Shenzhen Tel 86 755 8864 2200 Fax 86 755 8203 1760 China Wuhan Tel 86 27 5980 5300 Fax 86 27 5980 5118 China Xian Tel 86 29 8833 7252 Fax 86 29 8833 7256 China Xiamen Tel 86 59...

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