Texas Instruments Tiva TM4C123GH6PM, User Manual

Page: 44 / 352

Analog to Digital Converter (ADC)
5.2.1.13 ROM_ADCPhaseDelayGet
Gets the phase delay between a trigger and the start of a sequence.
Prototype:
uint32_t
ROM_ADCPhaseDelayGet(uint32_t ui32Base)
ROM Location:
ROM_APITABLE
is an array of pointers located at
0x0100.0010
.
ROM_ADCTABLE
is an array of pointers located at
ROM_APITABLE[5]
.
ROM_ADCPhaseDelayGet
is a function pointer located at
ROM_ADCTABLE[25]
.
Parameters:
ui32Base
is the base address of the ADC module.
Description:
This function gets the current phase delay between the detection of an ADC trigger event and
the start of the sample sequence.
Returns:
Returns the phase delay, specified as one of ADC_PHASE_0 , ADC_PHASE_22_5 ,
ADC_PHASE_45 , ADC_PHASE_67_5 , ADC_PHASE_90 , ADC_PHASE_112_5 ,
ADC_PHASE_135 , ADC_PHASE_157_5 , ADC_PHASE_180 , ADC_PHASE_202_5 ,
ADC_PHASE_225 , ADC_PHASE_247_5 , ADC_PHASE_270 , ADC_PHASE_292_5 ,
ADC_PHASE_315 , or ADC_PHASE_337_5 .
5.2.1.14 ROM_ADCPhaseDelaySet
Sets the phase delay between a trigger and the start of a sequence.
Prototype:
void
ROM_ADCPhaseDelaySet(uint32_t ui32Base,
uint32_t ui32Phase)
ROM Location:
ROM_APITABLE
is an array of pointers located at
0x0100.0010
.
ROM_ADCTABLE
is an array of pointers located at
ROM_APITABLE[5]
.
ROM_ADCPhaseDelaySet
is a function pointer located at
ROM_ADCTABLE[24]
.
Parameters:
ui32Base is the base address of the ADC module.
ui32Phase is the phase delay, specified as one of ADC_PHASE_0 , ADC_PHASE_22_5 ,
ADC_PHASE_45 , ADC_PHASE_67_5 , ADC_PHASE_90 , ADC_PHASE_112_5 ,
ADC_PHASE_135 , ADC_PHASE_157_5 , ADC_PHASE_180 , ADC_PHASE_202_5 ,
ADC_PHASE_225 , ADC_PHASE_247_5 , ADC_PHASE_270 , ADC_PHASE_292_5 ,
ADC_PHASE_315 , or ADC_PHASE_337_5 .
Description:
This function sets the phase delay between the detection of an ADC trigger event and the start
of the sample sequence. By selecting a different phase delay for a pair of ADC modules (such
44 April 8, 2013