TMPR4925 datasheet(11/590 Pages) TOSHIBA

11 / 590 page

Table of Contents

vii

13.4.4

PIO Open Drain Control Register (XPI00D) 0xE50C .........................................................................13-6

14. AC-link Controller ................................................................................................................................................14-1

14.1

Features.........................................................................................................................................................14-1

14.2

Configuration................................................................................................................................................14-2

14.3

Functional Description..................................................................................................................................14-3

14.3.1

CODEC Connection.............................................................................................................................14-3

14.3.2

Boot Configuration ..............................................................................................................................14-4

14.3.3

Usage Flow ..........................................................................................................................................14-5

14.3.4

AC-link Start Up ..................................................................................................................................14-7

14.3.5

CODEC Register Access .....................................................................................................................14-8

14.3.6

Sample-data Transmission and Reception ...........................................................................................14-9

14.3.7

GPIO Operation .................................................................................................................................14-14

14.3.8

Interrupt .............................................................................................................................................14-15

14.3.9

AC-link Low-power Mode ................................................................................................................14-15

14.4

Registers .....................................................................................................................................................14-16

14.4.1

ACCTLEN Register 0xF700..............................................................................................................14-17

14.4.2

ACCTLDIS Register 0xF704 ............................................................................................................14-20

14.4.3

ACREGACC Register 0xF708 ..........................................................................................................14-22

14.4.4

ACINTSTS Register 0xF710 .............................................................................................................14-23

14.4.5

ACINTMSTS Register 0xF714 .........................................................................................................14-25

14.4.6

ACINTEN Register 0xF718 ..............................................................................................................14-25

14.4.7

ACINTDIS Register 0xF71C.............................................................................................................14-25

14.4.8

ACSEMAPH Register 0xF720 ..........................................................................................................14-26

14.4.9

ACGPIDAT Register 0xF740 ............................................................................................................14-27

14.4.10 ACGPODAT Register 0xF744...........................................................................................................14-28

14.4.11 ACSLTEN Register 0xF748 ..............................................................................................................14-29

14.4.12 ACSLTDIS Register 0xF74C.............................................................................................................14-31

14.4.13 ACFIFOSTS Register 0xF750 ...........................................................................................................14-32

14.4.14 ACDMASTS Register 0xF780 ..........................................................................................................14-34

14.4.15 ACDMASEL Register 0xF784 ..........................................................................................................14-35

14.4.16 ACAUDODAT Register 0xF7A0, ACSURRDAT Register 0xF7A4.................................................14-36

14.4.17 ACCENTDAT Register 0xF7A8, ACLFEDAT Register 0xF7AC,

ACMODODAT Register 0xF7B8 ......................................................................................................14-37

14.4.18 ACAUDIDAT Register 0xF7B0 ........................................................................................................14-38

14.4.19 ACMODIDAT Register 0xF7BC.......................................................................................................14-39

14.4.20 ACREVID Register 0xF7FC .............................................................................................................14-40

15. Interrupt Controller................................................................................................................................................15-1

15.1

Characteristics ..............................................................................................................................................15-1

15.2

Block Diagram..............................................................................................................................................15-2

15.3

Detailed Explanation ....................................................................................................................................15-4

15.3.1

Interrupt Sources..................................................................................................................................15-4

15.3.2

Interrupt Request Detection .................................................................................................................15-5

15.3.3

Interrupt Level Assigning ....................................................................................................................15-5

15.3.4

Interrupt Priority Assigning .................................................................................................................15-5

15.3.5

Interrupt Notification ...........................................................................................................................15-6

15.3.6

Clearing Interrupt Requests .................................................................................................................15-7

15.3.7

Interrupt Requests ................................................................................................................................15-7

15.4

Registers .......................................................................................................................................................15-8

15.4.1

Interrupt Detection Enable Register (IRDEN) 0xF600........................................................................15-9

15.4.2

Interrupt Detection Mode Register 0 (IRDM0) 0xF604 ....................................................................15-10

15.4.3

Interrupt Detection Mode Register 1 (IRDM1) 0xF608 ....................................................................15-12

15.4.4

Interrupt Level Register 0 (IRLVL0) 0xF610 ....................................................................................15-14

15.4.5

Interrupt Level Register 1 (IRLVL1) 0xF614 ....................................................................................15-15

15.4.6

Interrupt Level Register 2 (IRLVL2) 0xF618 ....................................................................................15-16

15.4.7

Interrupt Level Register 3 (IRLVL3) 0xF61C ...................................................................................15-17

15.4.8

Interrupt Level Register 4 (IRLVL4) 0xF620 ....................................................................................15-18

15.4.9

Interrupt Level Register 5 (IRLVL5) 0xF624 ....................................................................................15-19

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