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Intel PXA255 Handbücher

Bedienungsanleitungen und Benutzerhandbücher für Akustik Intel PXA255.
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Intel PXA255 Bedienungsanleitung (600 Seiten)


Marke: Intel | Kategorie: Akustik | Größe: 5.16 MB |

 

Inhaltsverzeichnis

Intel® PXA255 Processor

1

Revision History

23

Contents

24

Introduction 1

25

1.2.1 Memory Controller

26

C) Bus Interface Unit

28

1.2.12 GPIO

28

1.2.13 UARTs

28

1.2.14 Real-Time Clock (RTC)

29

1.2.15 OS Timers

29

1.2.17 Interrupt Control

29

Introduction

30

System Architecture 2

31

Peripheral Bus

32

Management

33

2.3 I/O Ordering

35

2.4 Semaphores

35

2.5 Interrupts

35

2.6 Reset

36

2.7 Internal Registers

37

2.10 Power Management

38

2.11 Pin List

38

System Architecture

39

2.12 Memory Map

48

Clocks and Power Manager 3

63

3.3 Clock Manager

64

3.3.1 32.768 kHz Oscillator

66

3.3.2 3.6864 MHz Oscillator

66

3.3.3 Core Phase Locked Loop

66

3.4 Resets and Power Modes

68

3.4.2 Watchdog Reset

69

3.4.3 GPIO Reset

70

3.4.4 Run Mode

71

3.4.5 Turbo Mode

71

3.4.6 Idle Mode

72

3.4.6.2 Behavior in Idle Mode

73

3.4.6.3 Exiting Idle Mode

73

3.4.8 33-MHz Idle Mode

75

3.4.9 Sleep Mode

77

3.4.9.3 Entering Sleep Mode

78

3.4.9.5 Exiting Sleep Mode

80

3.4.10 Power Mode Summary

82

3.5 Power Manager Registers

84

PGSR1, PGSR2)

93

• Hardware reset

95

• Watchdog reset

95

• Sleep mode

95

• GPIO reset

95

3.6 Clocks Manager Registers

96

Oscillator

103

Clocks and Power Manager

104

System Integration Unit 4

105

System Integration Unit

107

4.2 Interrupt Controller

124

Register (ICFP)

128

4.3 Real-Time Clock (RTC)

132

4.3.3 Trim Procedure

136

– each time the operating

139

4.5 Pulse Width Modulator

142

4.5.1.1 Interdependencies

143

4.5.2 Register Descriptions

144

• FDCYCLE

145

• DCYCLE

145

4.6.1 GPIO Register Locations

148

DMA Controller 5

151

5.1.1 DMAC Channels

152

5.1.2 Signal Descriptions

152

5.1.2.2 DMA_IRQ Signal

153

5.1.4 DMA Descriptors

155

5.1.4.2 Descriptor Fetch Mode

156

5.1.6 Read and Write Order

159

5.1.7 Byte Transfer Order

159

5.2 Transferring Data

161

DMA Controller

163

5.2.4 Memory-to-Memory Moves

166

5.3 DMAC Registers

167

5.4 Examples

176

Memory Controller 6

183

6.2 Functional Description

184

6.3 Memory System Examples

186

Memory Controller

187

6.4 Memory Accesses

189

6.4.1 Reads and Writes

190

6.5.5 SDRAM Memory Options

200

6.5.6 SDRAM Command Overview

209

6.5.7 SDRAM Waveforms

210

Figure 6-9. SDRAM_write

213

6.6.1.1 SMROM Memory Options

218

CL = 5CL = 5RL = 2RL = 2

221

6.7.1 Static Memory Interface

224

Register (SA1111CR)

226

6.7.4 ROM Interface

232

MSC0[RDN] = 1, MSC0[RRR] = 1)

233

MSC0[RDN] = 1, MSC0[RRR] = 0)

234

6.7.5 SRAM Interface Overview

235

Variable Latency I/O writes

238

6.7.7 FLASH Memory Interface

240

6.8.3 16-Bit PC Card Overview

246

0ns 50ns 100ns 150ns

251

6.9 Companion Chip Interface

252

6.9.1.1 GPIO Reset

255

6.10.1 Alternate Booting

256

6.10.2 Boot Time Defaults

256

Table 6-40. BOOT_DEF Bitmap

257

6.12 GPIO Reset Procedure

263

LCD Controller 7

265

7.1.1 Features

266

LCD Controller

267

7.2 LCD Controller Operation

268

7.3.1 Input FIFOs

269

7.3.2 Lookup Palette

270

7.3.4 Output FIFOs

272

7.3.6 DMA

273

7.4.1 External Palette Buffer

274

7.4.2 External Frame Buffer

275

7.5 Functional Timing

278

ENB set to 1

280

7.6 Register Descriptions

281

• DMA bus errors

282

7.6.5 LCD Controller DMA

296

8.1 Overview

311

8.2 Signal Description

311

8.3 Functional Description

312

8.4 Data Formats

312

8.4.1.2 SPI Format Details

314

8.6 Baud-Rate Generation

317

8.7 SSP Serial Port Registers

318

8.7.1.2 Frame Format (FRF)

320

8.7.2.3 Loop Back Mode (LBM)

322

C Bus Interface Unit 9

331

9.3.1 Operational Blocks

333

9.3.2 I

333

C Bus Interface Modes

333

9.3.3.1 START Condition

335

9.3.3.3 STOP Condition

335

C Bus Interface Unit

336

C Bus Operation

337

C Acknowledge

338

9.4.4 Polling

339

9.4.5 Arbitration

339

9.4.5.1 SCL Arbitration

340

9.4.5.2 SDA Arbitration

340

9.4.6 Master Operations

342

9.4.7 Slave Operations

344

9.4.8 General Call Address

346

• Sets the ISR[GCAD] bit

347

• Sets the ISR[SAD] bit

347

9.5.1 Initialize Unit

348

9.5.3 Read n Bytes as a Slave

348

9.6.1 Initialize Unit

349

9.6.3 Read 1 Byte as a Master

350

9.7 Glitch Suppression Logic

351

9.8 Reset Conditions

351

9.9 Register Definitions

352

C Control Register (ICR)

353

for the following I

354

C Status Register (ISR)

355

UARTs 10

359

10.2 Overview

360

10.3 Signal Descriptions

361

10.4.1 Reset

363

10.4.5 DMA Requests

380

10.4.6.2 Operation

382

10.5 UART Register Summary

384

11.1 Signal Description

387

11.2 FICP Operation

387

11.2.1 4PPM Modulation

388

11.2.2 Frame Format

389

11.2.3 Address Field

389

11.2.4 Control Field

389

11.2.5 Data Field

389

11.2.6 CRC Field

390

11.2.7 Baud Rate Generation

390

11.2.8 Receive Operation

390

11.2.9 Transmit Operation

391

11.4 FICP Register Summary

402

USB Device Controller 12

403

12.2 Device Configuration

404

12.3 USB Protocol

404

12.3.1 Signalling Levels

405

12.3.2 Bit Encoding

405

12.3.3 Field Formats

406

12.3.4 Packet Formats

407

12.3.5 Transaction Formats

408

12.3.6 UDC Device Requests

410

12.3.7 Configuration

411

12.4 UDC Hardware Connection

412

(optional)

413

12.5 UDC Operation

414

Status Stage

416

12.5.7.1 Software Enables DMA

419

12.6 UDC Register Definitions

423

12.6.1.1 UDC Enable (UDE)

424

12.6.2.1 ACK Control Mode

426

12.6.2.2 ACK Response Enable

426

12.6.3.3 Flush Tx FIFO (FTF)

428

12.6.3.5 Sent Stall (SST)

428

12.6.3.6 Force Stall (FST)

428

12.6.3.8 Setup Active (SA)

429

12.6.7.4 DMA Enable (DME)

436

12.6.7.5 Bits 5:4 Reserved

436

12.6.8.3 Flush Tx FIFO (FTF)

437

12.6.8.5 Sent STALL (SST)

438

12.6.8.6 Force STALL (FST)

438

12.6.8.7 Bit 6 Reserved

438

USB Device Controller

451

AC’97 Controller Unit 13

453

13.3 Signal Description

454

OUTGOING STREAMS

456

INCOMING STREAMS

456

Data PhaseTag Phase

456

SDATA_OUT

457

13.4.1.1 Slot 0: Tag Phase

458

13.4.1.7 Slots 6-11: Reserved

460

13.4.1.8 Slot 12: I/O Control

460

13.4.2.1 Slot 0: Tag Phase

461

13.5 AC-link Low Power Mode

464

13.5.2 Waking up the AC-link

465

13.6 ACUNIT Operation

466

13.6.1 Initialization

467

AC’97 Controller Unit

468

13.6.2 Trailing bytes

469

13.8 Functional Description

470

13.8.2 Interrupts

471

13.8.3 Registers

471

13.9 AC’97 Register Summary

487

Controller 14

489

14.2 Signal Descriptions

490

14.3 Controller Operation

491

14.3.4 Transmit FIFO Errors

493

14.3.5 Receive FIFO Errors

493

14.3.6 Trailing Bytes

493

14.5 Data Formats

494

A8842-01

495

A8843-01

495

14.6 Registers

496

EFWR STRF Description

498

Min Max Min Max

498

Bits Name Description

501

14.7 Interrupts

503

S Controller Register Summary

503

(paddr(9:0)

504

Register

504

Description

504

MultiMediaCard Controller 15

505

Value Description

506

15.2.1 Signal Description

510

15.2.2 MMC Controller Reset

510

15.2.4 MMC and SPI Modes

510

15.2.4.1 MMC Mode

511

15.2.5 Error Detection

512

15.2.6 Interrupts

512

15.2.7 Clock Control

513

15.2.8 Data FIFOs

514

• Receive 96 bytes of data:

515

• Receive 98 bytes of data:

515

• Receive 105 bytes:

515

• Transmit 96 bytes of data:

516

• Transmit 98 bytes of data:

516

• Transmit 105 bytes:

516

15.2.8.4 DMA and Program I/O

516

15.3.2 Data Transfer

517

15.3.2.1 Block Data Write

518

Time-out Delay

519

MMC_RDTO[READ_TO]()128()×

519

15.3.3 Busy Sequence

520

15.3.4 SPI Functionality

521

15.4.1 Start and Stop Clock

521

15.4.2 Initialize

521

15.4.3 Enabling SPI Mode

521

15.4.5 Erase

522

15.4.7 Single Block Read

523

15.4.8 Multiple Block Write

524

15.4.9 Multiple Block Read

524

15.4.10 Stream Write

525

15.4.11 Stream Read

525

15.5 MMC Controller Registers

526

31:16 — reserved

532

31:10 — reserved

533

MultiMediaCard Controller

536

Table 15-17. MMC_CMD Register

537

15.5.16 MMC_RES FIFO

540

15.5.17 MMC_RXFIFO FIFO

540

15.5.18 MMC_TXFIFO FIFO

541

Network SSP Serial Port 16

543

16.3 Signal Description

544

16.4 Operation

544

16.4.3 Data Formats

545

A9650-01

547

16.4.3.2 SPI Protocol Details

548

A9652-01

550

16.4.3.4 PSP Details

552

Bit[0]Bit[1]

552

Bit[N] Bit[0] Bit[N]

552

Undefined Undefined Undefined

552

A9523-02

553

Symbol Definition Range Units

554

16.4.4 Hi-Z on SSPTXD

555

A9975-01

556

A9976-01

556

UndefinedUndefinedUndefined

557

T1 T2 T3 T4

558

16.4.5 FIFO Operation

559

16.4.6 Baud-Rate Generation

559

16.5 Register Descriptions

560

Network SSP Serial Port

561

Hardware UART 17

573

17.3 Signal Descriptions

575

17.4.1 Reset

576

17.4.2 FIFO Operation

576

17.4.3 Autoflow Control

579

can be programmed by

580

17.4.5.1 Operation

580

17.5 Register Descriptions

582

BaudRate

583

14.7456 MHz

583

16xDivisor()

583

Bit Definitions

590

Hardware UART

592

Intel PXA255 Bedienungsanleitung (598 Seiten)


Marke: Intel | Kategorie: Akustik | Größe: 4.21 MB |

 

Inhaltsverzeichnis

Intel® PXA255 Processor

1

Contents

23

Revision History

24

Introduction 1

25

1.2.1 Memory Controller

26

C) Bus Interface Unit

28

1.2.12 GPIO

28

1.2.13 UARTs

28

1.2.14 Real-Time Clock (RTC)

29

1.2.15 OS Timers

29

1.2.17 Interrupt Control

29

Introduction

30

System Architecture 2

31

Peripheral Bus

32

Management

33

2.3 I/O Ordering

35

2.4 Semaphores

35

2.5 Interrupts

35

2.6 Reset

36

2.7 Internal Registers

37

2.10 Power Management

38

2.11 Pin List

38

System Architecture

39

2.12 Memory Map

48

Clocks and Power Manager 3

63

3.3 Clock Manager

64

3.3.1 32.768 kHz Oscillator

66

3.3.2 3.6864 MHz Oscillator

66

3.3.3 Core Phase Locked Loop

66

3.4 Resets and Power Modes

68

3.4.2 Watchdog Reset

69

3.4.3 GPIO Reset

70

3.4.4 Run Mode

71

3.4.5 Turbo Mode

71

3.4.6 Idle Mode

72

3.4.6.2 Behavior in Idle Mode

73

3.4.6.3 Exiting Idle Mode

73

3.4.8 33-MHz Idle Mode

75

3.4.9 Sleep Mode

77

3.4.9.3 Entering Sleep Mode

78

3.4.9.5 Exiting Sleep Mode

80

3.4.10 Power Mode Summary

82

3.5 Power Manager Registers

84

PGSR1, PGSR2)

93

• Hardware reset

95

• Watchdog reset

95

• Sleep mode

95

• GPIO reset

95

3.6 Clocks Manager Registers

96

Oscillator

103

Clocks and Power Manager

104

System Integration Unit 4

105

System Integration Unit

107

4.2 Interrupt Controller

124

Register (ICFP)

128

4.3 Real-Time Clock (RTC)

132

One 32-kHz cycle after each

133

4.3.3 Trim Procedure

136

– each time the operating

139

4.5 Pulse Width Modulator

142

4.5.1.1 Interdependencies

143

4.5.2 Register Descriptions

144

• FDCYCLE

145

• DCYCLE

145

PWM_OUTn

147

PSCLK_PWMn

147

3.6864 MHz

147

4.6.1 GPIO Register Locations

148

DMA Controller 5

151

5.1.1 DMAC Channels

152

5.1.2 Signal Descriptions

152

5.1.2.2 DMA_IRQ Signal

153

5.1.4 DMA Descriptors

155

5.1.4.2 Descriptor Fetch Mode

156

5.1.5 Channel States

158

5.1.6 Read and Write Order

159

5.1.7 Byte Transfer Order

159

5.1.8 Trailing Bytes

160

5.2 Transferring Data

161

DMA Controller

163

5.2.4 Memory-to-Memory Moves

166

5.3 DMAC Registers

167

5.4 Examples

176

Memory Controller 6

183

6.2 Functional Description

184

Section 6.5.6, is

185

The PXA255 processor adds

185

MDMRSLP register

185

6.3 Memory System Examples

186

Memory Controller

187

6.4 Memory Accesses

189

6.4.1 Reads and Writes

190

6.5.5 SDRAM Memory Options

200

6.5.6 SDRAM Command Overview

209

6.5.7 SDRAM Waveforms

210

Figure 6-9. SDRAM_write

213

(SXCNFG)

214

6.6.1.1 SMROM Memory Options

218

CL = 5CL = 5RL = 2RL = 2

221

6.7.1 Static Memory Interface

224

• Non-burst ROM or Flash

226

• Variable Latency I/O

226

• Burst-of-four ROM or Flash

226

• Burst-of-eight ROM or Flash

226

6.7.3 ROM Interface

230

MSC0[RDN] = 1, MSC0[RRR] = 1)

231

MSC0[RDN] = 1, MSC0[RRR] = 0)

232

6.7.4 SRAM Interface Overview

233

Variable Latency I/O writes

236

6.7.6 FLASH Memory Interface

238

6.8.3 16-Bit PC Card Overview

244

0ns 50ns 100ns 150ns

249

6.9 Companion Chip Interface

250

6.9.1.1 GPIO Reset

253

6.10.1 Alternate Booting

254

6.10.2 Boot Time Defaults

254

Table 6-37. BOOT_DEF Bitmap

255

(nWORD = 1)

257

6.12 GPIO Reset Procedure

261

LCD Controller 7

263

7.1.1 Features

264

LCD Controller

265

7.2 LCD Controller Operation

266

7.3.1 Input FIFOs

267

7.3.2 Lookup Palette

268

7.3.4 Output FIFOs

270

7.3.6 DMA

271

7.4.1 External Palette Buffer

272

7.4.2 External Frame Buffer

273

7.5 Functional Timing

276

PPL = 319

277

ENB set to 1

277

7.6 Register Descriptions

279

• DMA bus errors

280

7.6.5 LCD Controller DMA

294

8.1 Overview

309

8.2 Signal Description

309

8.3 Functional Description

310

8.4 Data Formats

310

8.4.1.2 SPI Format Details

312

8.6 Baud-Rate Generation

315

8.7 SSP Serial Port Registers

316

8.7.1.2 Frame Format (FRF)

318

8.7.2.3 Loop Back Mode (LBM)

320

C Bus Interface Unit 9

329

C Bus Definitions

330

9.3.1 Operational Blocks

331

9.3.2 I

331

C Bus Interface Modes

331

9.3.3.1 START Condition

333

9.3.3.3 STOP Condition

333

C Bus Interface Unit

334

C Bus Operation

335

C Acknowledge

336

9.4.4 Arbitration

337

9.4.4.1 SCL Arbitration

338

9.4.4.2 SDA Arbitration

338

9.4.5 Master Operations

340

9.4.6 Slave Operations

342

9.4.7 General Call Address

344

• Sets the ISR[GCAD] bit

345

• Sets the ISR[SAD] bit

345

9.5.1 Initialize Unit

346

9.5.3 Read n Bytes as a Slave

346

9.6.1 Initialize Unit

347

9.6.3 Read 1 Byte as a Master

348

9.7 Glitch Suppression Logic

349

9.8 Reset Conditions

349

9.9 Register Definitions

350

C Control Register (ICR)

351

for the following I

352

C Status Register (ISR)

353

UARTs 10

357

10.2 Overview

358

10.3 Signal Descriptions

359

10.4.1 Reset

361

10.4.5 DMA Requests

378

10.4.6.2 Operation

380

10.5 UART Register Summary

382

11.1 Signal Description

385

11.2 FICP Operation

385

11.2.1 4PPM Modulation

386

11.2.2 Frame Format

387

11.2.3 Address Field

387

11.2.4 Control Field

387

11.2.5 Data Field

387

11.2.6 CRC Field

388

11.2.7 Baud Rate Generation

388

11.2.8 Receive Operation

388

11.2.9 Transmit Operation

389

11.4 FICP Register Summary

400

USB Device Controller 12

401

12.2 Device Configuration

402

12.3 USB Protocol

402

12.3.1 Signalling Levels

403

12.3.2 Bit Encoding

403

12.3.3 Field Formats

404

12.3.4 Packet Formats

405

12.3.5 Transaction Formats

406

12.3.6 UDC Device Requests

408

12.3.7 Configuration

409

12.4 UDC Hardware Connection

410

(optional)

411

12.5 UDC Operation

412

Status Stage

414

12.5.7.1 Software Enables DMA

417

12.6 UDC Register Definitions

421

12.6.1.1 UDC Enable (UDE)

422

12.6.2.1 ACK Control Mode

424

12.6.2.2 ACK Response Enable

424

12.6.6.3 Flush Tx FIFO (FTF)

432

12.6.6.5 Bits 6:4 Reserved

432

12.6.7.4 DMA Enable (DME)

434

12.6.7.5 Bits 5:4 Reserved

434

12.6.8.3 Flush Tx FIFO (FTF)

435

12.6.8.5 Sent STALL (SST)

436

12.6.8.6 Force STALL (FST)

436

12.6.8.7 Bit 6 Reserved

436

USB Device Controller

449

AC’97 Controller Unit 13

451

13.3 Signal Description

452

OUTGOING STREAMS

454

INCOMING STREAMS

454

Data PhaseTag Phase

454

SDATA_OUT

455

13.4.1.1 Slot 0: Tag Phase

456

13.4.1.7 Slots 6-11: Reserved

458

13.4.1.8 Slot 12: I/O Control

458

13.4.2.1 Slot 0: Tag Phase

459

13.5 AC-link Low Power Mode

462

13.5.2 Waking up the AC-link

463

13.6 ACUNIT Operation

464

13.6.1 Initialization

465

AC’97 Controller Unit

466

13.6.2 Trailing bytes

467

13.8 Functional Description

468

13.8.2 Interrupts

469

13.8.3 Registers

469

13.9 AC’97 Register Summary

485

Controller 14

487

14.2 Signal Descriptions

488

14.3 Controller Operation

489

14.3.4 Transmit FIFO Errors

491

14.3.5 Receive FIFO Errors

491

14.3.6 Trailing Bytes

491

14.5 Data Formats

492

14.6 Registers

494

function:

495

14.7 Interrupts

501

S Controller Register Summary

501

MultiMediaCard Controller 15

503

15.2.1 Signal Description

508

15.2.2 MMC Controller Reset

508

15.2.4 MMC and SPI Modes

508

15.2.4.1 MMC Mode

509

15.2.5 Error Detection

510

15.2.6 Interrupts

510

15.2.7 Clock Control

511

15.2.8 Data FIFOs

512

• Receive 96 bytes of data:

513

• Receive 98 bytes of data:

513

• Receive 105 bytes:

513

• Transmit 96 bytes of data:

514

• Transmit 98 bytes of data:

514

• Transmit 105 bytes:

514

15.2.8.4 DMA and Program I/O

514

15.3.2 Data Transfer

515

15.3.2.1 Block Data Write

516

Time-out Delay

517

MMC_RDTO[READ_TO]()128()×

517

15.3.3 Busy Sequence

518

15.3.4 SPI Functionality

519

15.4.1 Start and Stop Clock

519

15.4.2 Initialize

519

15.4.3 Enabling SPI Mode

519

15.4.5 Erase

520

15.4.7 Single Block Read

521

15.4.8 Multiple Block Write

522

15.4.9 Multiple Block Read

522

15.4.10 Stream Write

523

15.4.11 Stream Read

523

15.5 MMC Controller Registers

524

MultiMediaCard Controller

534

Table 15-17. MMC_CMD Register

535

15.5.16 MMC_RES FIFO

538

15.5.17 MMC_RXFIFO FIFO

538

15.5.18 MMC_TXFIFO FIFO

539

Network SSP Serial Port 16

541

16.3 Signal Description

542

16.4 Operation

542

16.4.3 Data Formats

543

A9650-01

545

A9518-02

546

A9651-01

547

A9519-02

547

A9652-01

548

A9520-02

549

A9653-01

550

A9521-02

550

A9523-02

551

A9522-02

552

16.4.4 Hi-Z on SSPTXD

553

A9975-01

554

MSB 4 to 32 Bits LSB

554

Bit[N] Bit[N-1] Bit[1] Bit[0]

554

A9976-01

554

Undefined Undefined

555

T1 T2 T3 T4

556

16.4.5 FIFO Operation

557

16.4.6 Baud-Rate Generation

557

16.5 Register Descriptions

558

Network SSP Serial Port

559

When RWOT is

562

SSITR Bit Definitions

565

Hardware UART 17

571

17.3 Signal Descriptions

573

17.4.1 Reset

574

17.4.2 FIFO Operation

574

17.4.3 Autoflow Control

577

can be programmed by

578

17.4.5.1 Operation

578

17.5 Register Descriptions

580

BaudRate

581

14.7456 MHz

581

16xDivisor()

581

Bit Definitions

588

Hardware UART

590
Fireface 800 Bedienungsanleitung   Intel Fireface 800 User Manual, 95 Seiten

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