- static void ADC_Config(void)
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- ADC_InitTypeDef ADC_InitStructure;
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- /* ADCs DeInit */
2 a, D- U5 L' a/ k- U - //ADC_DeInit(ADC1);2 x' S6 z/ Y6 ~1 ?6 E/ c
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- /* Initialize ADC structure */; r( q; H: M R: o2 O
- ADC_StructInit(&ADC_InitStructure);1 l; c: Q! Z" y% |% p: G( a
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- /* Configure the ADC1 in continuous mode with a resolution equal to 12 bits */
( s) _1 }0 N3 p; }' ?# G) } - ADC_InitStructure.ADC_Resolution = ADC_Resolution_12b;: O5 d: B4 f: R: ^- X1 j
- ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; # k; ]5 ~; a f% c& o/ r2 r- u* e7 B
- ADC_InitStructure.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None;
. f( T0 B8 ]" b% j7 G - ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;: r" t9 m1 W0 d0 K- U
- ADC_InitStructure.ADC_ScanDirection = ADC_ScanDirection_Upward;) o7 C9 m8 \4 p+ ?
- ADC_Init(ADC1, &ADC_InitStructure); 7 @ h0 j# K6 r: O X" Q
; Y! W$ N: X! m1 _# s: f# V# f- /* Convert the ADC1 Channel 9 with 239.5 Cycles as sampling time */ " l" k [ e9 D F* ^5 D
- ADC_ChannelConfig(ADC1, ADC_Channel_9 , ADC_SampleTime_239_5Cycles);2 m) s3 x% g3 N
- /* ADC Calibration */
/ m) z2 @3 F# w7 g. N9 V1 D - ADC_GetCalibrationFactor(ADC1);, e/ ^. L/ j* U8 d+ E4 v
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- /* ADC DMA request in circular mode */
# z3 ?6 S8 Y% F* v2 M `& F - //ADC_DMARequestModeConfig(ADC1, ADC_DMAMode_Circular);
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1 f, R6 T5 Z1 `! r( Q( p1 B- /* Enable ADC_DMA */
1 _5 y, s. H1 p& P% [2 Z9 a/ J9 ] - //ADC_DMACmd(ADC1, ENABLE);
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7 c* v' L% d, a+ |- /* Enable the ADC peripheral */2 [; q& T F. s2 z
- ADC_Cmd(ADC1, ENABLE);
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- /* Wait the ADRDY flag */) F. g! @* p: a, T& w
- while(!ADC_GetFlagStatus(ADC1, ADC_FLAG_ADRDY)); 2 S& Y; O6 W, N+ _3 b8 I9 n; @. `8 I
, p6 ~" E, r8 Z4 t9 t7 y- /* ADC1 regular Software Start Conv */
/ }0 P+ e$ m4 x - ADC_StartOfConversion(ADC1);* g$ d! [* \: {8 D/ E4 Y
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& ?3 a- [' z& p% \4 v4 v6 V! R- while(!ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC ));//等待转换结束
3 {& y- y' a0 P1 A$ Z! V - _adc=ADC_GetConversionValue(ADC1);
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