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ST STM32F446 Series

ST STM32F446 Series
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RM0390 Rev 4 11/1328
RM0390 Contents
35
13.3.11 Discontinuous mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 364
13.4 Data alignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 365
13.5 Channel-wise programmable sampling time . . . . . . . . . . . . . . . . . . . . . 366
13.6 Conversion on external trigger and trigger polarity . . . . . . . . . . . . . . . . 367
13.7 Fast conversion mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 368
13.8 Data management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 369
13.8.1 Using the DMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 369
13.8.2 Managing a sequence of conversions without using the DMA . . . . . . 369
13.8.3 Conversions without DMA and without overrun detection . . . . . . . . . . 370
13.9 Multi ADC mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 370
13.9.1 Injected simultaneous mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 373
13.9.2 Regular simultaneous mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 374
13.9.3 Interleaved mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 375
13.9.4 Alternate trigger mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 377
13.9.5 Combined regular/injected simultaneous mode . . . . . . . . . . . . . . . . . . 379
13.9.6 Combined regular simultaneous + alternate trigger mode . . . . . . . . . . 379
13.10 Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 380
13.11 Battery charge monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 382
13.12 ADC interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 382
13.13 ADC registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 383
13.13.1 ADC status register (ADC_SR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 383
13.13.2 ADC control register 1 (ADC_CR1) . . . . . . . . . . . . . . . . . . . . . . . . . . . 384
13.13.3 ADC control register 2 (ADC_CR2) . . . . . . . . . . . . . . . . . . . . . . . . . . . 386
13.13.4 ADC sample time register 1 (ADC_SMPR1) . . . . . . . . . . . . . . . . . . . . 388
13.13.5 ADC sample time register 2 (ADC_SMPR2) . . . . . . . . . . . . . . . . . . . . 388
13.13.6 ADC injected channel data offset register x (ADC_JOFRx) (x=1..4) . . 389
13.13.7 ADC watchdog higher threshold register (ADC_HTR) . . . . . . . . . . . . . 389
13.13.8 ADC watchdog lower threshold register (ADC_LTR) . . . . . . . . . . . . . . 390
13.13.9 ADC regular sequence register 1 (ADC_SQR1) . . . . . . . . . . . . . . . . . 390
13.13.10 ADC regular sequence register 2 (ADC_SQR2) . . . . . . . . . . . . . . . . . 391
13.13.11 ADC regular sequence register 3 (ADC_SQR3) . . . . . . . . . . . . . . . . . 392
13.13.12 ADC injected sequence register (ADC_JSQR) . . . . . . . . . . . . . . . . . . 393
13.13.13 ADC injected data register x (ADC_JDRx) (x= 1..4) . . . . . . . . . . . . . . 393
13.13.14 ADC regular data register (ADC_DR) . . . . . . . . . . . . . . . . . . . . . . . . . 394
13.13.15 ADC Common status register (ADC_CSR) . . . . . . . . . . . . . . . . . . . . . 394
13.13.16 ADC common control register (ADC_CCR) . . . . . . . . . . . . . . . . . . . . . 395

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