UM1725
Function Description Conversion half DMA transfer callback in non blocking mode for
Channel2.
Parameters
hdac: pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified DAC.
Return values
None
13.2.9 HAL_DACEx_ErrorCallbackCh2
Function Name
void HAL_DACEx_ErrorCallbackCh2 (DAC_HandleTypeDef *
hdac)
Function Description Error DAC callback for Channel2.
Parameters
Return values
hdac: pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified DAC.
None
13.2.10 HAL_DACEx_DMAUnderrunCallbackCh2
Function Name
void HAL_DACEx_DMAUnderrunCallbackCh2
(DAC_HandleTypeDef * hdac)
Function Description DMA underrun DAC callback for channel2.
Parameters
Return values
hdac: pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified DAC.
None
13.3 DACEx Firmware driver defines
13.3.1 DACEx
DAC LFS Run Mask Triangle Amplitude
DAC_LFSRUNMASK_BIT0 Unmask DAC channel LFSR bit0 for noise wave generation
DAC_LFSRUNMASK_BITS1_0
DAC_LFSRUNMASK_BITS2_0
DAC_LFSRUNMASK_BITS3_0
DAC_LFSRUNMASK_BITS4_0
DAC_LFSRUNMASK_BITS5_0
DAC_LFSRUNMASK_BITS6_0
DAC_LFSRUNMASK_BITS7_0
Unmask DAC channel LFSR bit[1:0] for noise wave generation
Unmask DAC channel LFSR bit[2:0] for noise wave generation
Unmask DAC channel LFSR bit[3:0] for noise wave generation
Unmask DAC channel LFSR bit[4:0] for noise wave generation
Unmask DAC channel LFSR bit[5:0] for noise wave generation
Unmask DAC channel LFSR bit[6:0] for noise wave generation
Unmask DAC channel LFSR bit[7:0] for noise wave generation
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DAC_LFSRUNMASK_BITS8_0
DAC_LFSRUNMASK_BITS9_0
DAC_LFSRUNMASK_BITS10_0
DAC_LFSRUNMASK_BITS11_0
UM1725
Unmask DAC channel LFSR bit[8:0] for noise wave generation
Unmask DAC channel LFSR bit[9:0] for noise wave generation
Unmask DAC channel LFSR bit[10:0] for noise wave generation
Unmask DAC channel LFSR bit[11:0] for noise wave generation
Select max triangle amplitude of 1 DAC_TRIANGLEAMPLITUDE_1
DAC_TRIANGLEAMPLITUDE_3
DAC_TRIANGLEAMPLITUDE_7
DAC_TRIANGLEAMPLITUDE_15
DAC_TRIANGLEAMPLITUDE_31
Select max triangle amplitude of 3
Select max triangle amplitude of 7
Select max triangle amplitude of 15
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
DAC Private Macros
IS_DAC_LFSR_UNMASK_TRIANGLE_AMPLITUDE
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