Adc Sample Time Register 1 (Adc_Smpr1) - ST STM32F100 Series Reference Manual

Analog-to-digital converter (ADC)
10.11.4

ADC sample time register 1 (ADC_SMPR1)

Address offset: 0x0C
Reset value: 0x0000 0000
31 30 29 28
15 14 13 12
SMP
SMP14[2:0]
15_0
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Bits 31:24 Reserved, must be kept at reset value.
Bits 23:0 SMPx[2:0]: Channel x Sample time selection
These bits are written by software to select the sample time individually for each channel.
During sample cycles channel selection bits must remain unchanged.
000: 1.5 cycles
001: 7.5 cycles
010: 13.5 cycles
011: 28.5 cycles
100: 41.5 cycles
101: 55.5 cycles
110: 71.5 cycles
111: 239.5 cycles
180/709
27 26 25
Reserved
11 10 9
SMP13[2:0]
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ADC1 analog Channel16 and Channel 17 are internally connected to the temperature
sensor and to V
REFINT
24 23 22
SMP17[2:0]
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8 7 6
SMP12[2:0]
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, respectively.
RM0041 Rev 6
21 20 19 18
SMP16[2:0]
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5 4 3 2
SMP11[2:0]
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RM0041
17 16
SMP15[2:1]
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1 0
SMP10[2:0]
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