Toshiba TMPR4925 Manual page 11

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 Pin 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 ACLC Control Enable Register (ACCTLEN) 0xF700...................................................................... 14-17
14.4.2 ACLC Control Disable Register (ACCTLDIS) 0xF704 ................................................................... 14-20
14.4.3 ACLC CODEC Register Access Register (ACREGACC) 0xF708................................................... 14-22
14.4.4 ACLC Interrupt Status Register (ACINTSTS) 0xF710..................................................................... 14-23
14.4.5 ACLC Interrupt Masked Status Register (ACINTMSTS) 0xF714.................................................... 14-25
14.4.6 ACLC Interrupt Enable Register (ACINTEN) 0xF718..................................................................... 14-25
14.4.7 ACLC Interrupt Disable Register (ACINTDIS) 0xF71C.................................................................. 14-25
14.4.8 ACLC Semaphore Register (ACSEMAPH) 0xF720......................................................................... 14-26
14.4.9 ACLC GPI Data Register (ACGPIDAT) 0xF740.............................................................................. 14-27
14.4.10 ACLC GPO Data Register (ACGPODAT) 0xF744 .......................................................................... 14-28
14.4.11 ACLC Slot Enable Register (ACSLTEN) 0xF748 ............................................................................ 14-29
14.4.12 ACLC Slot Disable Register (ACSLTDIS) 0xF74C ......................................................................... 14-31
14.4.13 ACLC FIFO Status Register (ACFIFOSTS) 0xF750 ........................................................................ 14-32
14.4.14 ACLC DMA Request Status Register (ACDMASTS) 0xF780 ......................................................... 14-34
14.4.15 ACLC DMA Channel Selection Register (ACDMASEL) 0xF784 ................................................... 14-35
14.4.16 ACLC Surround Data Register (ACAUDODAT)
0xF7A0 ACLC Audio PCM Output Data Register (ACSURRDAT) 0xF7A4 .................................. 14-36
14.4.17 ACLC Center Data Register (ACCENTDAT) 0xF7A8 ACLC LFE Data Register (ACLFEDAT)
0xF7AC ACLC Audio PCM Input Data Register (ACMODODAT) 0xF7B8................................... 14-37
14.4.18 ACLC Modem Output Data Register (ACAUDIDAT) 0xF7B0 ....................................................... 14-38
14.4.19 ACLC Modem Input Data Register (ACMODIDAT) 0xF7BC......................................................... 14-39
14.4.20 ACLC Revision ID Register (ACREVID) 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
15.4.10 Interrupt Level Register 6 (IRLVL6) 0xF628 ................................................................................... 15-20
15.4.11 Interrupt Level Register 7 (IRLVL7) 0xF62C................................................................................... 15-21
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