AS3524 datasheet(4/124 Pages) AMSCO

4 / 124 page

AS3524 C21 / C22

austriamicrosystems

Data Sheet, Confidential

www.austriamicrosystems.com

Revision 1.11

- 124

DESCRIPTION ........................................................................................................1

KEY FEATURES.............................................................................................................1

1.1

Digital Core....................................................................................................................................................... 1

APPLICATION ........................................................................................................2

BLOCK DIAGRAM..................................................................................................3

ELECTRICAL SPECIFICATIONS...........................................................................8

4.1

Absolute Maximum Ratings ............................................................................................................................ 8

4.2

Operating Conditions....................................................................................................................................... 9

4.2.1

Supply Voltages .................................................................................................................................... 9

4.2.2

Operating Currents .............................................................................................................................. 10

4.2.3

Temperature Range ............................................................................................................................. 10

DETAILED FUNCTIONAL DESCRIPTIONS.........................................................11

5.1

ARM922-T Processor Core ........................................................................................................................... 11

5.1.1

General ................................................................................................................................................ 11

5.1.2

Block Diagrams................................................................................................................................... 12

5.1.3

ARM922T Details ............................................................................................................................... 13

5.1.4

ARM V4T Architecture ...................................................................................................................... 13

5.1.5

JTAG Interface.................................................................................................................................... 15

5.1.6

Boot Concept....................................................................................................................................... 16

5.2

AHB Peripheral Blocks.................................................................................................................................. 18

5.2.1

2.5 MBIT RAM Main Memory........................................................................................................... 18

5.2.2

On-Chip ROM..................................................................................................................................... 19

5.2.3

VIC – Vectored Interrupt Controller ................................................................................................... 19

5.2.4

SMDMAC - Single master DMAC .....................................................................................................22

5.2.5

Multi Port Memory Controller (MPMC).............................................................................................24

5.2.6

IDE Interface....................................................................................................................................... 25

5.2.7

USB 2.0 HS OTG interface................................................................................................................. 28

5.2.8

Memory Stick / Memory Stick Pro Interface ...................................................................................... 33

5.3

APB Peripheral Block .................................................................................................................................... 35

5.3.1

Timers ................................................................................................................................................. 35

5.3.2

Watchdog Unit .................................................................................................................................... 39

5.3.3

SSP – Synchronous Serial Port ........................................................................................................... 42

5.3.4

GPIO - General purpose input/output ports......................................................................................... 44

5.3.5

MCI – SD / MMC Card Interface ....................................................................................................... 46

5.3.6

I2cAudMas - I2C audio master interface ............................................................................................ 47

5.3.7

I2CMSI - I2C master/slave interface................................................................................................... 48

5.3.8

I2SIN - I2S input interface .................................................................................................................. 49

5.3.9

SPDIF interface ................................................................................................................................... 55

5.3.10

I2SOUT - I2S output interface ............................................................................................................ 56

5.3.11

NAND Flash Interface ........................................................................................................................ 62

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