ST STM32F2 User Manual

HAL DAC Extension Driver
UM1940
172/1371
DocID028236 Rev 2
Function description
Enables or disables the selected DAC channel wave generation.
Parameters
hdac: pointer to a DAC_HandleTypeDef structure that
contains the configuration information for the specified DAC.
Channel: The selected DAC channel. This parameter can be
one of the following values: DAC_CHANNEL_1 /
DAC_CHANNEL_2
Amplitude: Select max triangle amplitude. This parameter
can be one of the following values:
DAC_TRIANGLEAMPLITUDE_1: Select max triangle
amplitude of 1
DAC_TRIANGLEAMPLITUDE_3: Select max triangle
amplitude of 3
DAC_TRIANGLEAMPLITUDE_7: Select max triangle
amplitude of 7
DAC_TRIANGLEAMPLITUDE_15: Select max triangle
amplitude of 15
DAC_TRIANGLEAMPLITUDE_31: Select max triangle
amplitude of 31
DAC_TRIANGLEAMPLITUDE_63: Select max triangle
amplitude of 63
DAC_TRIANGLEAMPLITUDE_127: Select max triangle
amplitude of 127
DAC_TRIANGLEAMPLITUDE_255: Select max triangle
amplitude of 255
DAC_TRIANGLEAMPLITUDE_511: Select max triangle
amplitude of 511
DAC_TRIANGLEAMPLITUDE_1023: Select max triangle
amplitude of 1023
DAC_TRIANGLEAMPLITUDE_2047: Select max triangle
amplitude of 2047
DAC_TRIANGLEAMPLITUDE_4095: Select max triangle
amplitude of 4095
Return values
HAL: status
HAL_DACEx_NoiseWaveGenerate
Function name
HAL_StatusTypeDef HAL_DACEx_NoiseWaveGenerate
(DAC_HandleTypeDef * hdac, uint32_t Channel, uint32_t
Amplitude)
Function description
Enables or disables the selected DAC channel wave generation.
Parameters
hdac: pointer to a DAC_HandleTypeDef structure that
contains the configuration information for the specified DAC.
Channel: The selected DAC channel. This parameter can be
one of the following values: DAC_CHANNEL_1 /
DAC_CHANNEL_2
Amplitude: Unmask DAC channel LFSR for noise wave
generation. This parameter can be one of the following
values:
DAC_LFSRUNMASK_BIT0: Unmask DAC channel
LFSR bit0 for noise wave generation
DAC_LFSRUNMASK_BITS1_0: Unmask DAC channel
LFSR bit[1:0] for noise wave generation

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English