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STM32W108C8

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Analog-to-digital converter<br />

<strong>STM32W108C8</strong><br />

11.3.6 ADC DMA begin address register (ADC_DMABEG)<br />

Table 116.<br />

Address offset: 0xD018<br />

Reset value: 0x2000 0000<br />

ADC DMA begin address register (ADC_DMABEG)<br />

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16<br />

Reserved<br />

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0<br />

Reserved<br />

ADC_DMABEG<br />

rw<br />

Bits [12:0] ADC_DMABEG: ADC buffer start address.<br />

Caution: This must be an even address - the least significant bit of this register is fixed at zero<br />

by hardware.<br />

11.3.7 ADC DMA buffer size register (ADC_DMASIZE)<br />

Table 117.<br />

Address offset: 0xD01C<br />

Reset value: 0x0000 0000<br />

ADC DMA buffer size register (ADC_DMASIZE)<br />

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16<br />

Reserved<br />

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0<br />

Reserved<br />

ADC_DMASIZE_FIELD<br />

rw<br />

Bits [11:0] ADC_DMASIZE_FIELD: ADC buffer size. This is the number of 16-bit ADC conversion results<br />

the buffer can hold, not its length in bytes. (The length in bytes is twice this value.)<br />

11.3.8 ADC DMA current address register (ADC_DMACUR)<br />

Table 118.<br />

Address offset: 0xD020<br />

Reset value: 0x2000 0000<br />

ADC DMA current address register (ADC_DMACUR)<br />

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16<br />

Reserved<br />

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0<br />

171/215 Doc ID 018587 Rev 2

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