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Apollo3 Blue Datasheet

DS-A3-0p9p1 Page 25 of 909 2019 Ambiq Micro, Inc.

Table 504: REGACCINTCLR Register Bits ............................................................................ 351

Table 505: REGACCINTSET Register .................................................................................... 351

Table 506: REGACCINTSET Register Bits ............................................................................ 352

Table 507: HOST_IER Register ............................................................................................... 352

Table 508: HOST_IER Register Bits ........................................................................................ 352

Table 509: HOST_ISR Register ............................................................................................... 353

Table 510: HOST_ISR Register Bits ........................................................................................ 353

Table 511: HOST_WCR Register ............................................................................................ 353

Table 512: HOST_WCR Register Bits ..................................................................................... 354

Table 513: HOST_WCS Register ............................................................................................. 354

Table 514: HOST_WCS Register Bits ..................................................................................... 354

Table 515: FIFOCTRLO Register ............................................................................................ 355

Table 516: FIFOCTRLO Register Bits ..................................................................................... 355

Table 517: FIFOCTRUP Register ............................................................................................ 355

Table 518: FIFOCTRUP Register Bits ..................................................................................... 355

Table 519: FIFO Register ......................................................................................................... 356

Table 520: FIFO Register Bits .................................................................................................. 356

Table 521: PDM Clock Output Reference Table ...................................................................... 359

Table 522: PDM Operating Modes and Data Formats ............................................................. 360

Table 523: Digital Volume Control .......................................................................................... 361

Table 524: LPF Digital Filter Parameters ................................................................................. 362

Table 525: PDM Register Map ................................................................................................. 364

Table 526: PCFG Register ........................................................................................................ 365

Table 527: PCFG Register Bits ................................................................................................ 365

Table 528: VCFG Register ....................................................................................................... 368

Table 529: VCFG Register Bits ................................................................................................ 368

Table 530: VOICESTAT Register ............................................................................................ 370

Table 531: VOICESTAT Register Bits .................................................................................... 370

Table 532: FIFOREAD Register .............................................................................................. 370

Table 533: FIFOREAD Register Bits ....................................................................................... 370

Table 534: FIFOFLUSH Register ............................................................................................. 371

Table 535: FIFOFLUSH Register Bits ..................................................................................... 371

Table 536: FIFOTHR Register ................................................................................................. 371

Table 537: FIFOTHR Register Bits .......................................................................................... 371

Table 538: INTEN Register ...................................................................................................... 372

Table 539: INTEN Register Bits .............................................................................................. 372

Table 540: INTSTAT Register ................................................................................................. 372

Table 541: INTSTAT Register Bits .......................................................................................... 373

Table 542: INTCLR Register ................................................................................................... 373

Table 543: INTCLR Register Bits ............................................................................................ 373

Table 544: INTSET Register .................................................................................................... 374

Table 545: INTSET Register Bits ............................................................................................. 374

Table 546: DMATRIGEN Register .......................................................................................... 375

Table 547: DMATRIGEN Register Bits .................................................................................. 375

Table 548: DMATRIGSTAT Register ..................................................................................... 375

Table 549: DMATRIGSTAT Register Bits .............................................................................. 375