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PDF JZ4725 Data sheet ( Hoja de datos )

Número de pieza JZ4725
Descripción Multimedia Application Processor
Fabricantes ETC　
Logotipo ETC Logotipo



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Jz4725
Multimedia Application Processor
Programming Manual
Revision: 1.0
Date: May 2009

1 page




JZ4725 pdf
CONTENTS
5.3.4 IDLE Mode ...................................................................................................................118
5.3.5 SLEEP Mode ................................................................................................................119
5.4 Reset Control Module ..........................................................................................................119
5.4.1 Register Description .....................................................................................................119
5.4.2 Power On Reset .......................................................................................................... 120
5.4.3 WDT Reset .................................................................................................................. 120
6 Real-Time Clock (RTC).................................................................. 121
6.1 Overview ............................................................................................................................. 121
6.1.1 Features ...................................................................................................................... 121
6.1.2 Signal Descriptions...................................................................................................... 121
6.2 Register Description............................................................................................................ 123
6.2.1 RTC Control Register (RTCCR) .................................................................................. 124
6.2.2 RTC Second Register (RTCSR).................................................................................. 126
6.2.3 RTC Second Alarm Register (RTCSAR) ..................................................................... 127
6.2.4 RTC Regulator Register (RTCGR).............................................................................. 128
6.2.5 Hibernate Control Register (HCR) .............................................................................. 129
6.2.6 HIBERNATE mode Wakeup Filter Counter Register (HWFCR).................................. 130
6.2.7 Hibernate Reset Counter Register (HRCR) ................................................................ 131
6.2.8 HIBERNATE Wakeup Control Register (HWCR) ........................................................ 132
6.2.9 HIBERNATE Wakeup Status Register (HWRSR) ....................................................... 133
6.2.10 Hibernate Scratch Pattern Register (HSPR) ............................................................... 134
6.3 Time Regulation .................................................................................................................. 135
6.3.1 HIBERNATE Mode ...................................................................................................... 136
7 Interrupt Controller......................................................................... 137
7.1 Overview ............................................................................................................................. 137
7.2 Register Description............................................................................................................ 138
7.2.1 Interrupt Controller Source Register (ICSR) ............................................................... 138
7.2.2 Interrupt Controller Mask Register (ICMR).................................................................. 138
7.2.3 Interrupt Controller Mask Set Register (ICMSR)......................................................... 139
7.2.4 Interrupt Controller Mask Clear Register (ICMCR) ..................................................... 139
7.2.5 Interrupt Controller Pending Register (ICPR).............................................................. 140
7.3 Software Considerations..................................................................................................... 141
8 Timer/Counter Unit ........................................................................ 142
8.1 Overview ............................................................................................................................. 142
8.2 Pin Description.................................................................................................................... 143
8.3 Register Description............................................................................................................ 144
8.3.1 Timer Control Register (TCSR) ................................................................................... 146
8.3.2 Timer Data FULL Register (TDFR).............................................................................. 147
8.3.3 Timer Data HALF Register (TDHR)............................................................................. 148
8.3.4 Timer Counter (TCNT)................................................................................................. 148
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JZ4725 arduino
CONTENTS
16.3 MMC/SD Controller Signal I/O Description......................................................................... 314
16.4 Register Description............................................................................................................ 316
16.4.1 Start/stop MMC/SD clock Register (MSC_STRPCL) .................................................. 316
16.4.2 MSC Status Register (MSC_STAT)............................................................................. 317
16.4.3 MSC Clock Rate Register (MSC_CLKRT) .................................................................. 319
16.4.4 MMC/SD Command and Data Control Register (MSC_CMDAT) ............................... 320
16.4.5 MMC/SD Response Time Out Register (MSC_RESTO) ............................................ 321
16.4.6 MMC/SD Read Time Out Register (MSC_RDTO) ...................................................... 322
16.4.7 MMC/SD Block Length Register (MSC_BLKLEN) ...................................................... 322
16.4.8 MSC/SD Number of Block Register (MSC_NOB)....................................................... 322
16.4.9 MMC/SD Number of Successfully-transferred Blocks Register (MSC_SNOB) .......... 322
16.4.10 MMC/SD Interrupt Mask Register (MSC_IMASK)................................................... 323
16.4.11 MMC/SD Interrupt Register (MSC_IREG)............................................................... 324
16.4.12 MMC/SD Command Index Register (MSC_CMD) .................................................. 325
16.4.13 MMC/SD Command Argument Register (MSC_ARG) ............................................ 325
16.4.14 MMC/SD Response FIFO Register (MSC_RES) .................................................... 325
16.4.15 MMC/SD Receive Data FIFO Register (MSC_RXFIFO)......................................... 326
16.4.16 MMC/SD Transmit Data FIFO Register (MSC_TXFIFO) ........................................ 326
16.5 MMC/SD Functional Description......................................................................................... 327
16.5.1 MSC Reset .................................................................................................................. 327
16.5.2 MSC Card Reset ......................................................................................................... 327
16.5.3 Voltage Validation ........................................................................................................ 327
16.5.4 Card Registry .............................................................................................................. 328
16.5.5 Card Access ................................................................................................................ 329
16.5.6 Protection Management .............................................................................................. 330
16.5.7 Card Status.................................................................................................................. 334
16.5.8 SD Status..................................................................................................................... 337
16.5.9 SDIO............................................................................................................................ 338
16.5.10 Clock Control ........................................................................................................... 339
16.5.11 Application Specified Command Handling .............................................................. 339
16.6 MMC/SD Controller Operation ............................................................................................ 341
16.6.1 Data FIFOs .................................................................................................................. 341
16.6.2 DMA and Program I/O ................................................................................................. 342
16.6.3 Start and Stop clock..................................................................................................... 342
16.6.4 Software Reset............................................................................................................ 343
16.6.5 Voltage Validation and Card Registry.......................................................................... 343
16.6.6 Single Data Block Write............................................................................................... 345
16.6.7 Single Block Read ....................................................................................................... 346
16.6.8 Multiple Block Write..................................................................................................... 346
16.6.9 Multiple Block Read..................................................................................................... 347
16.6.10 Stream Write (MMC)................................................................................................ 348
16.6.11 Stream Read (MMC)................................................................................................ 348
16.6.12 Erase, Select/Deselect and Stop............................................................................. 349
ix

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