STM32F4 ADC DMA ? Опции

[Allregia]

Помогите пожалуйста.

Хочу запустить АЦД непрерывно на оцифровку последовательно 12 каналов, чтобы складывало с массив.
Вот код.
Не могу понять - после инициализации DMA, в его регисторах все нули.
Пробовал заускать программу - в массиве тоже все нули.

Код

//volatile u16 ADCConvertedValue[12];  <- the results are here

void adc_init(void){
ADC_InitTypeDef ADC_InitStruct;
ADC_CommonInitTypeDef ADC_CommonInitStruct;
DMA_InitTypeDef DMA_InitStructure;

         // ports are already configured    
         RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1,ENABLE);          // enable clocking of ADC1
         RCC_AHB1PeriphResetCmd(RCC_AHB1Periph_DMA2,ENABLE);          // enable clocking of DMA2    
    //==Configure DMA2 - Channel0 Stream 4==
         DMA_InitStructure.DMA_Channel                  = DMA_Channel_0;  
             DMA_InitStructure.DMA_PeripheralBaseAddr = (u32)&ADC1->DR;
         DMA_InitStructure.DMA_Memory0BaseAddr     = (uint32_t) &ADCConvertedValue;
         DMA_InitStructure.DMA_DIR             = DMA_DIR_PeripheralToMemory;
         DMA_InitStructure.DMA_BufferSize         = 12;
         DMA_InitStructure.DMA_PeripheralInc             = DMA_PeripheralInc_Disable;
         DMA_InitStructure.DMA_MemoryInc         = DMA_MemoryInc_Enable;
         DMA_InitStructure.DMA_PeripheralDataSize  = DMA_PeripheralDataSize_HalfWord;
         DMA_InitStructure.DMA_MemoryDataSize     = DMA_MemoryDataSize_HalfWord;
         DMA_InitStructure.DMA_Mode             = DMA_Mode_Circular;
         DMA_InitStructure.DMA_Priority             = DMA_Priority_High;
         DMA_InitStructure.DMA_FIFOMode         = DMA_FIFOMode_Disable;        
         DMA_InitStructure.DMA_FIFOThreshold     = DMA_FIFOThreshold_HalfFull;
         DMA_InitStructure.DMA_MemoryBurst         = DMA_MemoryBurst_Single;
         DMA_InitStructure.DMA_PeripheralBurst     = DMA_PeripheralBurst_Single;
         DMA_Init(DMA2_Stream4, &DMA_InitStructure);
         DMA_Cmd( DMA2_Stream4, ENABLE);
  
// ADC:
         ADC_DeInit();     // turn ADC off

         ADC_CommonInitStruct.ADC_Mode                =ADC_Mode_Independent;
         ADC_CommonInitStruct.ADC_Prescaler            =ADC_Prescaler_Div4;
         ADC_CommonInitStruct.ADC_DMAAccessMode        =ADC_DMAAccessMode_Disabled;
         ADC_CommonInitStruct.ADC_TwoSamplingDelay            =ADC_TwoSamplingDelay_5Cycles;
         ADC_CommonInit(&ADC_CommonInitStruct);

         ADC_StructInit(&ADC_InitStruct);
         ADC_InitStruct.ADC_Resolution                =ADC_Resolution_12b;
         ADC_InitStruct.ADC_ScanConvMode            =ENABLE;
         ADC_InitStruct.ADC_ContinuousConvMode        =ENABLE;
         ADC_InitStruct.ADC_DataAlign                =ADC_DataAlign_Right;//Left;
         ADC_InitStruct.ADC_NbrOfConversion            =12;
         ADC_Init(ADC1,&ADC_InitStruct);

//----channels order
         ADC_RegularChannelConfig(ADC1, ADC_Channel_10, 1,ADC_SampleTime_480Cycles);// PC0
         ADC_RegularChannelConfig(ADC1, ADC_Channel_11, 2,ADC_SampleTime_480Cycles);// PC1
         ADC_RegularChannelConfig(ADC1, ADC_Channel_12, 3,ADC_SampleTime_480Cycles);// PC2
         ADC_RegularChannelConfig(ADC1, ADC_Channel_13, 4,ADC_SampleTime_480Cycles);// PC3
         ADC_RegularChannelConfig(ADC1, ADC_Channel_0,   5,ADC_SampleTime_480Cycles);// PA0
         ADC_RegularChannelConfig(ADC1, ADC_Channel_1,   6,ADC_SampleTime_480Cycles);// PA1
         ADC_RegularChannelConfig(ADC1, ADC_Channel_2,   7,ADC_SampleTime_480Cycles);// PA2
         ADC_RegularChannelConfig(ADC1, ADC_Channel_3,   8,ADC_SampleTime_480Cycles);// PA3
         ADC_RegularChannelConfig(ADC1, ADC_Channel_6,   9,ADC_SampleTime_480Cycles);// PA6
         ADC_RegularChannelConfig(ADC1, ADC_Channel_7, 10,ADC_SampleTime_480Cycles);// PA7
         ADC_RegularChannelConfig(ADC1, ADC_Channel_14,11,ADC_SampleTime_480Cycles);// PC4
         ADC_RegularChannelConfig(ADC1, ADC_Channel_15,12,ADC_SampleTime_480Cycles);// PC5
// enable ADC and DMA:
         ADC_DMARequestAfterLastTransferCmd(ADC1, ENABLE);

         ADC_DMACmd(ADC1, ENABLE);        //Enable ADC1 DMA
         ADC_Cmd(ADC1, ENABLE);        //Enable ADC1

         ADC_SoftwareStartConv(ADC1);            // start ADC conversions
}
//-----------------------------

Проц stm32f407, J-Link, Keil 4.23