atmega2560::adc Namespace Reference

Adc definitions. More...

Enumerations
enum class	Channel : uint8_t {   ADC0 = 0 , ADC1 = 1 , ADC2 = 2 , ADC3 = 3 ,   ADC4 = 4 , ADC5 = 5 , ADC6 = 6 , ADC7 = 7 ,   ADC8 = 8 , ADC9 = 9 , ADC10 = 10 , ADC11 = 11 ,   ADC12 = 12 , ADC13 = 13 , ADC14 = 14 , ADC15 = 15 }
	16 external ADC channels. More...
enum class	MuxSelection : uint8_t {   SingleEndedADC0 = 0x00 , SingleEndedADC1 = 0x01 , SingleEndedADC2 = 0x02 , SingleEndedADC3 = 0x03 ,   SingleEndedADC4 = 0x04 , SingleEndedADC5 = 0x05 , SingleEndedADC6 = 0x06 , SingleEndedADC7 = 0x07 ,   DifferentialADC0_ADC0_Gain10 = 0x08 , DifferentialADC1_ADC0_Gain10 = 0x09 , DifferentialADC0_ADC0_Gain200 = 0x0A , DifferentialADC1_ADC0_Gain200 = 0x0B ,   DifferentialADC2_ADC2_Gain10 = 0x0C , DifferentialADC3_ADC2_Gain10 = 0x0D , DifferentialADC2_ADC2_Gain200 = 0x0E , DifferentialADC3_ADC2_Gain200 = 0x0F ,   DifferentialADC0_ADC1_Gain1 = 0x10 , DifferentialADC1_ADC1_Gain1 = 0x11 , DifferentialADC2_ADC1_Gain1 = 0x12 , DifferentialADC3_ADC1_Gain1 = 0x13 ,   DifferentialADC4_ADC1_Gain1 = 0x14 , DifferentialADC5_ADC1_Gain1 = 0x15 , DifferentialADC6_ADC1_Gain1 = 0x16 , DifferentialADC7_ADC1_Gain1 = 0x17 ,   DifferentialADC0_ADC2_Gain1 = 0x18 , DifferentialADC1_ADC2_Gain1 = 0x19 , DifferentialADC2_ADC2_Gain1 = 0x1A , DifferentialADC3_ADC2_Gain1 = 0x1B ,   DifferentialADC4_ADC2_Gain1 = 0x1C , DifferentialADC5_ADC2_Gain1 = 0x1D , InternalBandgap1V1 = 0x1E , Ground = 0x1F ,   SingleEndedADC8 = 0x20 , SingleEndedADC9 = 0x21 , SingleEndedADC10 = 0x22 , SingleEndedADC11 = 0x23 ,   SingleEndedADC12 = 0x24 , SingleEndedADC13 = 0x25 , SingleEndedADC14 = 0x26 , SingleEndedADC15 = 0x27 ,   DifferentialADC8_ADC8_Gain10 = 0x28 , DifferentialADC9_ADC8_Gain10 = 0x29 , DifferentialADC8_ADC8_Gain200 = 0x2A , DifferentialADC9_ADC8_Gain200 = 0x2B ,   DifferentialADC10_ADC10_Gain10 = 0x2C , DifferentialADC11_ADC10_Gain10 = 0x2D , DifferentialADC10_ADC10_Gain200 = 0x2E , DifferentialADC11_ADC10_Gain200 = 0x2F ,   DifferentialADC8_ADC9_Gain1 = 0x30 , DifferentialADC9_ADC9_Gain1 = 0x31 , DifferentialADC10_ADC9_Gain1 = 0x32 , DifferentialADC11_ADC9_Gain1 = 0x33 ,   DifferentialADC12_ADC9_Gain1 = 0x34 , DifferentialADC13_ADC9_Gain1 = 0x35 , DifferentialADC14_ADC9_Gain1 = 0x36 , DifferentialADC15_ADC9_Gain1 = 0x37 ,   DifferentialADC8_ADC10_Gain1 = 0x38 , DifferentialADC9_ADC10_Gain1 = 0x39 , DifferentialADC10_ADC10_Gain1 = 0x3A , DifferentialADC11_ADC10_Gain1 = 0x3B ,   DifferentialADC12_ADC10_Gain1 = 0x3C , DifferentialADC13_ADC10_Gain1 = 0x3D }
	Complete valid MUX5:0 selections from datasheet Table 26-4. More...
enum class	InputPin : uint8_t {   ADC0 = 0x50 , ADC1 = 0x51 , ADC2 = 0x52 , ADC3 = 0x53 ,   ADC4 = 0x54 , ADC5 = 0x55 , ADC6 = 0x56 , ADC7 = 0x57 ,   ADC8 = 0x90 , ADC9 = 0x91 , ADC10 = 0x92 , ADC11 = 0x93 ,   ADC12 = 0x94 , ADC13 = 0x95 , ADC14 = 0x96 , ADC15 = 0x97 }
	ADC logical GPIO pin. More...
enum class	Reference : uint8_t { AREF = 0 , AVCC = 1 , Internal1V1 = 2 , Internal2V56 = 3 }
	Reference voltage selection encodings. More...
enum class	TriggerSource : uint8_t {   FreeRunning = 0 , AnalogComparator = 1 , ExternalInterrupt0 = 2 , Timer0CompareMatchA = 3 ,   Timer0Overflow = 4 , Timer1CompareMatchB = 5 , Timer1Overflow = 6 , Timer1CaptureEvent = 7 }
	ADC trigger sources. More...
enum class	Prescaler : uint16_t {   Divide2 = 2 , Divide4 = 4 , Divide8 = 8 , Divide16 = 16 ,   Divide32 = 32 , Divide64 = 64 , Divide128 = 128 }
	ADC prescalers. More...
enum	: uint16_t {   resolution_bits = 10 , external_channel_count = 16 , mux_selection_bits = 6 , valid_mux_selection_count = 62 ,   has_differential_inputs = 1 , has_gain_stage = 1 , differential_gain_10x = 10 , differential_gain_200x = 200 ,   differential_gain_accuracy_min_supply_mv = 2700 , differential_resolution_bits_at_gain_1x = 8 , differential_resolution_bits_at_gain_10x = 8 , differential_resolution_bits_at_gain_200x = 7 ,   has_internal_1v1_reference = 1 , has_internal_2v56_reference = 1 }
	ADC capabilities and limits. More...

Detailed Description

Adc definitions.

Enumeration Type Documentation

anonymous enum

anonymous enum : uint16_t

ADC capabilities and limits.

Enumerator
resolution_bits	ADC resolution.
external_channel_count	External single-ended channels.
mux_selection_bits	MUX5:0 field width.
valid_mux_selection_count	Valid MUX5:0 encodings.
has_differential_inputs	Differential input selections are available.
has_gain_stage	Differential gain stage is available.
differential_gain_10x	Differential gain setting 10x.
differential_gain_200x	Differential gain setting 200x.
differential_gain_accuracy_min_supply_mv	Minimum supply for specified 10x/200x gain accuracy.
differential_resolution_bits_at_gain_1x	Expected resolution at 1x gain.
differential_resolution_bits_at_gain_10x	Expected resolution at 10x gain.
differential_resolution_bits_at_gain_200x	Expected resolution at 200x gain.
has_internal_1v1_reference	Internal 1.1 V reference is available.
has_internal_2v56_reference	Internal 2.56 V reference is available.

Channel

enum class atmega2560::adc::Channel : uint8_t

strong

16 external ADC channels.

Enumerator
ADC0	ADC channel 0 on PF0.
ADC1	ADC channel 1 on PF1.
ADC2	ADC channel 2 on PF2.
ADC3	ADC channel 3 on PF3.
ADC4	ADC channel 4 on PF4.
ADC5	ADC channel 5 on PF5.
ADC6	ADC channel 6 on PF6.
ADC7	ADC channel 7 on PF7.
ADC8	ADC channel 8 on PK0.
ADC9	ADC channel 9 on PK1.
ADC10	ADC channel 10 on PK2.
ADC11	ADC channel 11 on PK3.
ADC12	ADC channel 12 on PK4.
ADC13	ADC channel 13 on PK5.
ADC14	ADC channel 14 on PK6.
ADC15	ADC channel 15 on PK7.

InputPin

enum class atmega2560::adc::InputPin : uint8_t

strong

ADC logical GPIO pin.

Enumerator
ADC0	ADC0 logical input.
ADC1	ADC1 logical input.
ADC2	ADC2 logical input.
ADC3	ADC3 logical input.
ADC4	ADC4 logical input.
ADC5	ADC5 logical input.
ADC6	ADC6 logical input.
ADC7	ADC7 logical input.
ADC8	ADC8 logical input.
ADC9	ADC9 logical input.
ADC10	ADC10 logical input.
ADC11	ADC11 logical input.
ADC12	ADC12 logical input.
ADC13	ADC13 logical input.
ADC14	ADC14 logical input.
ADC15	ADC15 logical input.

MuxSelection

enum class atmega2560::adc::MuxSelection : uint8_t

strong

Complete valid MUX5:0 selections from datasheet Table 26-4.

Enumerator
SingleEndedADC0	Single-ended ADC0.
SingleEndedADC1	Single-ended ADC1.
SingleEndedADC2	Single-ended ADC2.
SingleEndedADC3	Single-ended ADC3.
SingleEndedADC4	Single-ended ADC4.
SingleEndedADC5	Single-ended ADC5.
SingleEndedADC6	Single-ended ADC6.
SingleEndedADC7	Single-ended ADC7.
DifferentialADC0_ADC0_Gain10	ADC0 positive, ADC0 negative, gain 10x.
DifferentialADC1_ADC0_Gain10	ADC1 positive, ADC0 negative, gain 10x.
DifferentialADC0_ADC0_Gain200	ADC0 positive, ADC0 negative, gain 200x.
DifferentialADC1_ADC0_Gain200	ADC1 positive, ADC0 negative, gain 200x.
DifferentialADC2_ADC2_Gain10	ADC2 positive, ADC2 negative, gain 10x.
DifferentialADC3_ADC2_Gain10	ADC3 positive, ADC2 negative, gain 10x.
DifferentialADC2_ADC2_Gain200	ADC2 positive, ADC2 negative, gain 200x.
DifferentialADC3_ADC2_Gain200	ADC3 positive, ADC2 negative, gain 200x.
DifferentialADC0_ADC1_Gain1	ADC0 positive, ADC1 negative, gain 1x.
DifferentialADC1_ADC1_Gain1	ADC1 positive, ADC1 negative, gain 1x.
DifferentialADC2_ADC1_Gain1	ADC2 positive, ADC1 negative, gain 1x.
DifferentialADC3_ADC1_Gain1	ADC3 positive, ADC1 negative, gain 1x.
DifferentialADC4_ADC1_Gain1	ADC4 positive, ADC1 negative, gain 1x.
DifferentialADC5_ADC1_Gain1	ADC5 positive, ADC1 negative, gain 1x.
DifferentialADC6_ADC1_Gain1	ADC6 positive, ADC1 negative, gain 1x.
DifferentialADC7_ADC1_Gain1	ADC7 positive, ADC1 negative, gain 1x.
DifferentialADC0_ADC2_Gain1	ADC0 positive, ADC2 negative, gain 1x.
DifferentialADC1_ADC2_Gain1	ADC1 positive, ADC2 negative, gain 1x.
DifferentialADC2_ADC2_Gain1	ADC2 positive, ADC2 negative, gain 1x.
DifferentialADC3_ADC2_Gain1	ADC3 positive, ADC2 negative, gain 1x.
DifferentialADC4_ADC2_Gain1	ADC4 positive, ADC2 negative, gain 1x.
DifferentialADC5_ADC2_Gain1	ADC5 positive, ADC2 negative, gain 1x.
InternalBandgap1V1	Internal 1.1 V bandgap channel.
Ground	Ground channel.
SingleEndedADC8	Single-ended ADC8.
SingleEndedADC9	Single-ended ADC9.
SingleEndedADC10	Single-ended ADC10.
SingleEndedADC11	Single-ended ADC11.
SingleEndedADC12	Single-ended ADC12.
SingleEndedADC13	Single-ended ADC13.
SingleEndedADC14	Single-ended ADC14.
SingleEndedADC15	Single-ended ADC15.
DifferentialADC8_ADC8_Gain10	ADC8 positive, ADC8 negative, gain 10x.
DifferentialADC9_ADC8_Gain10	ADC9 positive, ADC8 negative, gain 10x.
DifferentialADC8_ADC8_Gain200	ADC8 positive, ADC8 negative, gain 200x.
DifferentialADC9_ADC8_Gain200	ADC9 positive, ADC8 negative, gain 200x.
DifferentialADC10_ADC10_Gain10	ADC10 positive, ADC10 negative, gain 10x.
DifferentialADC11_ADC10_Gain10	ADC11 positive, ADC10 negative, gain 10x.
DifferentialADC10_ADC10_Gain200	ADC10 positive, ADC10 negative, gain 200x.
DifferentialADC11_ADC10_Gain200	ADC11 positive, ADC10 negative, gain 200x.
DifferentialADC8_ADC9_Gain1	ADC8 positive, ADC9 negative, gain 1x.
DifferentialADC9_ADC9_Gain1	ADC9 positive, ADC9 negative, gain 1x.
DifferentialADC10_ADC9_Gain1	ADC10 positive, ADC9 negative, gain 1x.
DifferentialADC11_ADC9_Gain1	ADC11 positive, ADC9 negative, gain 1x.
DifferentialADC12_ADC9_Gain1	ADC12 positive, ADC9 negative, gain 1x.
DifferentialADC13_ADC9_Gain1	ADC13 positive, ADC9 negative, gain 1x.
DifferentialADC14_ADC9_Gain1	ADC14 positive, ADC9 negative, gain 1x.
DifferentialADC15_ADC9_Gain1	ADC15 positive, ADC9 negative, gain 1x.
DifferentialADC8_ADC10_Gain1	ADC8 positive, ADC10 negative, gain 1x.
DifferentialADC9_ADC10_Gain1	ADC9 positive, ADC10 negative, gain 1x.
DifferentialADC10_ADC10_Gain1	ADC10 positive, ADC10 negative, gain 1x.
DifferentialADC11_ADC10_Gain1	ADC11 positive, ADC10 negative, gain 1x.
DifferentialADC12_ADC10_Gain1	ADC12 positive, ADC10 negative, gain 1x.
DifferentialADC13_ADC10_Gain1	ADC13 positive, ADC10 negative, gain 1x.

Prescaler

enum class atmega2560::adc::Prescaler : uint16_t

strong

ADC prescalers.

Enumerator
Divide2	ADC division 2.
Divide4	ADC division 4.
Divide8	ADC division 8.
Divide16	ADC division 16.
Divide32	ADC division 32.
Divide64	ADC division 64.
Divide128	ADC division 128.

Reference

enum class atmega2560::adc::Reference : uint8_t

strong

Reference voltage selection encodings.

Enumerator
AREF	External reference.
AVCC	Analog supply.
Internal1V1	Internal nominal 1.1 V.
Internal2V56	Internal nominal 2.56 V.

TriggerSource

enum class atmega2560::adc::TriggerSource : uint8_t

strong

ADC trigger sources.

Enumerator
FreeRunning	Free running conversions.
AnalogComparator	Comparator event.
ExternalInterrupt0	INT0 trigger.
Timer0CompareMatchA	Timer 0 compare A.
Timer0Overflow	Timer 0 overflow.
Timer1CompareMatchB	Timer 1 compare B.
Timer1Overflow	Timer 1 overflow.
Timer1CaptureEvent	Timer 1 capture.