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Apollo3 Blue Datasheet

DS-A3-0p9p1 Page 22 of 909 2019 Ambiq Micro, Inc.

Table 367: DMASTAT Register Bits ....................................................................................... 247

Table 368: DMATARGADDR Register .................................................................................. 248

Table 369: DMATARGADDR Register Bits ........................................................................... 248

Table 370: DMADEVADDR Register ..................................................................................... 248

Table 371: DMADEVADDR Register Bits .............................................................................. 249

Table 372: DMATOTCOUNT Register ................................................................................... 249

Table 373: DMATOTCOUNT Register Bits ............................................................................ 249

Table 374: DMABCOUNT Register ........................................................................................ 249

Table 375: DMABCOUNT Register Bits ................................................................................. 250

Table 376: DMATHRESH Register ......................................................................................... 250

Table 377: DMATHRESH Register Bits .................................................................................. 250

Table 378: CQCFG Register ..................................................................................................... 251

Table 379: CQCFG Register Bits ............................................................................................. 251

Table 380: CQADDR Register ................................................................................................. 252

Table 381: CQADDR Register Bits .......................................................................................... 252

Table 382: CQSTAT Register .................................................................................................. 252

Table 383: CQSTAT Register Bits ........................................................................................... 252

Table 384: CQFLAGS Register ................................................................................................ 253

Table 385: CQFLAGS Register Bits ........................................................................................ 253

Table 386: CQSETCLEAR Register ........................................................................................ 254

Table 387: CQSETCLEAR Register Bits ................................................................................. 255

Table 388: CQPAUSE Register ................................................................................................ 255

Table 389: CQPAUSE Register Bits ........................................................................................ 255

Table 390: CQCURIDX Register ............................................................................................. 256

Table 391: CQCURIDX Register Bits ...................................................................................... 257

Table 392: CQENDIDX Register ............................................................................................. 257

Table 393: CQENDIDX Register Bits ...................................................................................... 257

Table 394: Recommended Mode Settings for Standard I2C Clock Speeds ............................. 261

Table 395: IOM Register Map .................................................................................................. 283

Table 396: FIFO Register ......................................................................................................... 288

Table 397: FIFO Register Bits .................................................................................................. 288

Table 398: FIFOPTR Register .................................................................................................. 289

Table 399: FIFOPTR Register Bits .......................................................................................... 289

Table 400: FIFOTHR Register ................................................................................................. 289

Table 401: FIFOTHR Register Bits .......................................................................................... 290

Table 402: FIFOPOP Register .................................................................................................. 290

Table 403: FIFOPOP Register Bits .......................................................................................... 291

Table 404: FIFOPUSH Register ............................................................................................... 291

Table 405: FIFOPUSH Register Bits ........................................................................................ 291

Table 406: FIFOCTRL Register ............................................................................................... 292

Table 407: FIFOCTRL Register Bits ........................................................................................ 292

Table 408: FIFOLOC Register ................................................................................................. 293

Table 409: FIFOLOC Register Bits .......................................................................................... 293

Table 410: INTEN Register ...................................................................................................... 293

Table 411: INTEN Register Bits .............................................................................................. 294

Table 412: INTSTAT Register ................................................................................................. 295