Cypress CY7C67300 用户手册

EZ-Host™ Programmable Embedded USB Host and

Peripheral Controller with Automotive AEC Grade Support

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198 Champion Court

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San Jose

,

CA 95134-1709

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408-943-2600

Document #: 38-08015 Rev. *J

 Revised July 28, 2008

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Single chip programmable USB dual-role (Host/Peripheral) 
controller with two configurable Serial Interface Engines (SIEs) 
and four USB ports

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Support for USB On-The-Go (OTG) protocol

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On-chip 48 MHz 16-bit processor with dynamically switchable 
clock speed

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Configurable IO block supporting a variety of IO options or up 
to 32 bits of General Purpose IO (GPIO)

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4K x 16 internal masked ROM containing built in BIOS that 
supports a communication ready state with access to I

2

C™ 

EEPROM Interface, external ROM, UART, or USB

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8K x 16 internal RAM for code and data buffering

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Extended memory interface port for external SRAM and ROM

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16-bit parallel Host Port Interface (HPI) with a DMA/mailbox 
data path for an external processor to directly access all of the 
on-chip memory and control on-chip SIEs

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Fast serial port supports from 9600 baud to 2.0M baud

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SPI support in both master and slave

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On-chip 16-bit DMA/mailbox data path interface

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Supports 12 MHz external crystal or clock

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3.3V operation

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Automotive AEC grade option (–40°C to 85°C)

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Package option—100-pin TQFP

EZ-Host is a very powerful and flexible dual role USB controller
that supports a wide variety of applications. It is primarily
intended to enable host capability in applications such as:

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Set top boxes

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Printers

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KVM switches

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Kiosks

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Automotive applications

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Wireless access points

Timer 0

Timer 1

Watchdog

Control

CY16

16-bit RISC CORE

(SRAM/ROM)

USB-A

USB-B

USB-A

USB-B

SHARED INPUT/OUTPUT PINS

SH

A

R

ED

 I

N

PU

T

/O

U

T

P

U

T

 PIN

S

Mobile

Power

Booster