C161U datasheet(8/469 Pages) INFINEON

Part #	C161U

Description	Embedded C166 with USB, USART and SSC

Download	469 Pages

Scroll/Zoom	100%

Manufacturer	INFINEON [Infineon Technologies AG]

Direct Link	http://www.infineon.com

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8 / 469 page

C161U

Page

Data Sheet

2001-04-19

Table of Contents

13.2.12

Register Definition of RTC module . . . . . . . . . . . . . . . . . . . . . . . . . . . .300

14

High-Speed Synchronous Serial Interface . . . . . . . . . . . . . . . . . . . . . .305

14.1

Full-Duplex Operation

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .310

14.2

Half Duplex Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .313

14.3

Baud Rate Generation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .315

14.4

Error Detection Mechanisms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .316

14.5

SSC Interrupt Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .318

15

USB Interface Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .321

15.1

USB Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .321

15.2

USB Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .321

15.3

USB Endpoints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .322

15.4

USB Interface Controller (USBD) Architecture . . . . . . . . . . . . . . . . . . . . .331

15.5

Endpoint Info Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .331

15.6

USB Microprocessor Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .335

15.7

Programmers Guidlines: Using USB and EPEC . . . . . . . . . . . . . . . . . . . .345

15.7.1

Writing the configuration-value . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .346

15.7.2

In-Transfer (Transmit) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .346

15.7.3

Out-Transfer (Receive) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .347

15.7.4

Reading out Setup-Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .347

15.7.5

Special case: Setup-Transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .348

15.7.6

Setting of configuration and alternate settings of interfaces . . . . . . . . .348

15.7.7

Stalling Endpoints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .348

15.7.8

Start of Frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .349

15.7.9

Suspend and Suspendoff . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .349

15.7.10

Device disconnecting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .350

16

Watchdog Timer (WDT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .351

16.1

Operation of the Watchdog Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .352

17

Bootstrap Loader . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .355

18

System Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .360

18.1

System Startup Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .367

19

Power Reduction Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .372

19.1

Idle Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .372

19.2

Power Down Mode

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .374

19.3

Status of Output Pins during Idle and Power Down Mode . . . . . . . . . . . .374

19.4

Extended Power Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .376

19.4.1

Sleep Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .377

20

System Control Unit (CSCU) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .381

20.1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .381

20.2

Operational Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .381

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