ST STM32F31xx User Manual

Analog-to-digital converter (ADC)
UM1581
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DocID023800 Rev 1
 ADC_SampleTime_181Cycles5 : Sample time equal to
181.5 cycles
 ADC_SampleTime_601Cycles5 : Sample time equal to
601.5 cycles
Return values
 None.
Notes
 None.
3.2.12.2 ADC_RegularChannelSequencerLengthConfig
Function Name
void ADC_RegularChannelSequencerLengthConfig (
ADC_TypeDef * ADCx, uint8_t SequencerLength)
Function Description
Sets the ADC regular channel sequence lenght.
Parameters
 ADCx : where x can be 1, 2 or 3 to select the ADC
peripheral.
 SequenceLength : The Regular sequence length. This
parameter must be between 1 to 16. This parameter can be:
ENABLE or DISABLE.
Return values
 None.
Notes
 None.
3.2.12.3 ADC_ExternalTriggerConfig
Function Name
void ADC_ExternalTriggerConfig ( ADC_TypeDef * ADCx,
uint16_t ADC_ExternalTrigConvEvent, uint16_t
ADC_ExternalTrigEventEdge)
Function Description
External Trigger Enable and Polarity Selection for regular
channels.
Parameters
 ADCx : where x can be 1, 2, 3 or 4 to select the ADC
peripheral.
 ADC_ExternalTrigConvEvent : ADC external Trigger
source. This parameter can be one of the following values:
 ADC_ExternalTrigger_Event0 : External trigger event
0
 ADC_ExternalTrigger_Event1 : External trigger event
1
 ADC_ExternalTrigger_Event2 : External trigger event

ST STM32F31xx Specifications

General

Brand	ST
Model	STM32F31xx
Category	Microcontrollers
Language	English