Skip to content

Commit

Permalink
Merge pull request #18146 from benpicco/cpu/sam0_common/adc-diffmode
Browse files Browse the repository at this point in the history 
cpu/sam0_common: adc: add support for differential mode
  • Loading branch information
@benpicco
benpicco authored Sep 27, 2022
2 parents 1a372d2 + 361a944 commit baf1687
Show file tree
Hide file tree
Showing 6 changed files with 259 additions and 5 deletions.
8 changes: 8 additions & 0 deletions cpu/sam0_common/include/periph_cpu_common.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -779,6 +779,14 @@ typedef struct {
#endif
} adc_conf_chan_t;

/**
* @brief Compatibility define for muxpos struct member
* Unused on all platforms that have DIFFMODE in CTRLB
*/
#ifndef ADC_INPUTCTRL_DIFFMODE
#define ADC_INPUTCTRL_DIFFMODE (1 << 7)
#endif

/**
* @brief Pin that can be used for external voltage reference A
*/
Expand Down
49 changes: 44 additions & 5 deletions cpu/sam0_common/periph/adc.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,10 @@
#define ADC_GAIN_FACTOR_DEFAULT (0)
#endif

#ifndef ADC_NEG_INPUT
#define ADC_NEG_INPUT (0)
#endif

/* Prototypes */
static void _adc_poweroff(Adc *dev);
static void _setup_clock(Adc *dev);
Expand Down Expand Up @@ -252,9 +256,33 @@ int adc_init(adc_t line)
return -1;
}

#ifdef ADC0
const uint8_t adc = adc_channels[line].dev == ADC1 ? 1 : 0;
#else
const uint8_t adc = 0;
#endif

_prep();
gpio_init(adc_channels[line].pin, GPIO_IN);
gpio_init_mux(adc_channels[line].pin, GPIO_MUX_B);

uint8_t muxpos = (adc_channels[line].muxpos & ADC_INPUTCTRL_MUXPOS_Msk)
>> ADC_INPUTCTRL_MUXPOS_Pos;
uint8_t muxneg = (adc_channels[line].muxpos & ADC_INPUTCTRL_MUXNEG_Msk)
>> ADC_INPUTCTRL_MUXNEG_Pos;

/* configure positive input pin */
if (muxpos < 0x18) {
assert(muxpos < ARRAY_SIZE(sam0_adc_pins[adc]));
gpio_init(sam0_adc_pins[adc][muxpos], GPIO_IN);
gpio_init_mux(sam0_adc_pins[adc][muxpos], GPIO_MUX_B);
}

/* configure negative input pin */
if (adc_channels[line].muxpos & ADC_INPUTCTRL_DIFFMODE) {
assert(muxneg < ARRAY_SIZE(sam0_adc_pins[adc]));
gpio_init(sam0_adc_pins[adc][muxneg], GPIO_IN);
gpio_init_mux(sam0_adc_pins[adc][muxneg], GPIO_MUX_B);
}

_done();

return 0;
Expand All @@ -274,6 +302,8 @@ int32_t adc_sample(adc_t line, adc_res_t res)
Adc *dev = ADC;
#endif

bool diffmode = adc_channels[line].muxpos & ADC_INPUTCTRL_DIFFMODE;

_prep();

if (_adc_configure(dev, res) != 0) {
Expand All @@ -283,8 +313,12 @@ int32_t adc_sample(adc_t line, adc_res_t res)
}

dev->INPUTCTRL.reg = ADC_GAIN_FACTOR_DEFAULT
| adc_channels[line].muxpos
| ADC_NEG_INPUT;
| adc_channels[line].muxpos
| (diffmode ? 0 : ADC_NEG_INPUT);
#ifdef ADC_CTRLB_DIFFMODE
dev->CTRLB.bit.DIFFMODE = diffmode;
#endif

_wait_syncbusy(dev);

/* Start the conversion */
Expand All @@ -293,10 +327,15 @@ int32_t adc_sample(adc_t line, adc_res_t res)
/* Wait for the result */
while (!(dev->INTFLAG.reg & ADC_INTFLAG_RESRDY)) {}

int result = dev->RESULT.reg;
int16_t result = dev->RESULT.reg;

_adc_poweroff(dev);
_done();

/* in differential mode we lose one bit for the sign */
if (diffmode) {
result *= 2;
}

return result;
}
48 changes: 48 additions & 0 deletions cpu/samd21/include/periph_cpu.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -97,6 +97,54 @@ typedef enum {
} adc_res_t;
#endif /* ndef DOXYGEN */

/**
* @brief Pins that can be used for ADC input
*/
static const gpio_t sam0_adc_pins[1][20] = {
{
GPIO_PIN(PA, 2), GPIO_PIN(PA, 3), GPIO_PIN(PB, 8), GPIO_PIN(PB, 9),
GPIO_PIN(PA, 4), GPIO_PIN(PA, 5), GPIO_PIN(PA, 6), GPIO_PIN(PA, 7),
GPIO_PIN(PB, 0), GPIO_PIN(PB, 1), GPIO_PIN(PB, 2), GPIO_PIN(PB, 3),
GPIO_PIN(PB, 4), GPIO_PIN(PB, 5), GPIO_PIN(PB, 6), GPIO_PIN(PB, 7),
GPIO_PIN(PA, 8), GPIO_PIN(PA, 9), GPIO_PIN(PA, 10), GPIO_PIN(PA, 11),
}
};

/**
* @brief ADC pin aliases
* @{
*/
#define ADC_INPUTCTRL_MUXPOS_PA02 ADC_INPUTCTRL_MUXPOS_PIN0 /**< Alias for PIN0 */
#define ADC_INPUTCTRL_MUXPOS_PA03 ADC_INPUTCTRL_MUXPOS_PIN1 /**< Alias for PIN1 */
#define ADC_INPUTCTRL_MUXPOS_PB08 ADC_INPUTCTRL_MUXPOS_PIN2 /**< Alias for PIN2 */
#define ADC_INPUTCTRL_MUXPOS_PB09 ADC_INPUTCTRL_MUXPOS_PIN3 /**< Alias for PIN3 */
#define ADC_INPUTCTRL_MUXPOS_PA04 ADC_INPUTCTRL_MUXPOS_PIN4 /**< Alias for PIN4 */
#define ADC_INPUTCTRL_MUXPOS_PA05 ADC_INPUTCTRL_MUXPOS_PIN5 /**< Alias for PIN5 */
#define ADC_INPUTCTRL_MUXPOS_PA06 ADC_INPUTCTRL_MUXPOS_PIN6 /**< Alias for PIN6 */
#define ADC_INPUTCTRL_MUXPOS_PA07 ADC_INPUTCTRL_MUXPOS_PIN7 /**< Alias for PIN7 */
#define ADC_INPUTCTRL_MUXPOS_PB00 ADC_INPUTCTRL_MUXPOS_PIN8 /**< Alias for PIN8 */
#define ADC_INPUTCTRL_MUXPOS_PB01 ADC_INPUTCTRL_MUXPOS_PIN9 /**< Alias for PIN9 */
#define ADC_INPUTCTRL_MUXPOS_PB02 ADC_INPUTCTRL_MUXPOS_PIN10 /**< Alias for PIN10 */
#define ADC_INPUTCTRL_MUXPOS_PB03 ADC_INPUTCTRL_MUXPOS_PIN11 /**< Alias for PIN11 */
#define ADC_INPUTCTRL_MUXPOS_PB04 ADC_INPUTCTRL_MUXPOS_PIN12 /**< Alias for PIN12 */
#define ADC_INPUTCTRL_MUXPOS_PB05 ADC_INPUTCTRL_MUXPOS_PIN13 /**< Alias for PIN13 */
#define ADC_INPUTCTRL_MUXPOS_PB06 ADC_INPUTCTRL_MUXPOS_PIN14 /**< Alias for PIN14 */
#define ADC_INPUTCTRL_MUXPOS_PB07 ADC_INPUTCTRL_MUXPOS_PIN15 /**< Alias for PIN15 */
#define ADC_INPUTCTRL_MUXPOS_PA08 ADC_INPUTCTRL_MUXPOS_PIN16 /**< Alias for PIN16 */
#define ADC_INPUTCTRL_MUXPOS_PA09 ADC_INPUTCTRL_MUXPOS_PIN17 /**< Alias for PIN17 */
#define ADC_INPUTCTRL_MUXPOS_PA10 ADC_INPUTCTRL_MUXPOS_PIN18 /**< Alias for PIN18 */
#define ADC_INPUTCTRL_MUXPOS_PA11 ADC_INPUTCTRL_MUXPOS_PIN19 /**< Alias for PIN19 */

#define ADC_INPUTCTRL_MUXNEG_PA02 ADC_INPUTCTRL_MUXPOS_PIN0 /**< Alias for PIN0 */
#define ADC_INPUTCTRL_MUXNEG_PA03 ADC_INPUTCTRL_MUXPOS_PIN1 /**< Alias for PIN1 */
#define ADC_INPUTCTRL_MUXNEG_PB08 ADC_INPUTCTRL_MUXPOS_PIN2 /**< Alias for PIN2 */
#define ADC_INPUTCTRL_MUXNEG_PB09 ADC_INPUTCTRL_MUXPOS_PIN3 /**< Alias for PIN3 */
#define ADC_INPUTCTRL_MUXNEG_PA04 ADC_INPUTCTRL_MUXPOS_PIN4 /**< Alias for PIN4 */
#define ADC_INPUTCTRL_MUXNEG_PA05 ADC_INPUTCTRL_MUXPOS_PIN5 /**< Alias for PIN5 */
#define ADC_INPUTCTRL_MUXNEG_PA06 ADC_INPUTCTRL_MUXPOS_PIN6 /**< Alias for PIN6 */
#define ADC_INPUTCTRL_MUXNEG_PA07 ADC_INPUTCTRL_MUXPOS_PIN7 /**< Alias for PIN7 */
/** @} */

/**
* @brief The MCU has a 10 bit DAC
*/
Expand Down
75 changes: 75 additions & 0 deletions cpu/samd5x/include/periph_cpu.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -95,6 +95,81 @@ typedef enum {
} adc_res_t;
#endif /* DOXYGEN */

/**
* @brief Pins that can be used for ADC input
*/
static const gpio_t sam0_adc_pins[2][16] = {
{ /* ADC0 pins */
GPIO_PIN(PA, 2), GPIO_PIN(PA, 3), GPIO_PIN(PB, 8), GPIO_PIN(PB, 9),
GPIO_PIN(PA, 4), GPIO_PIN(PA, 5), GPIO_PIN(PA, 6), GPIO_PIN(PA, 7),
GPIO_PIN(PA, 8), GPIO_PIN(PA, 9), GPIO_PIN(PA, 10), GPIO_PIN(PA, 11),
GPIO_PIN(PB, 0), GPIO_PIN(PB, 1), GPIO_PIN(PB, 2), GPIO_PIN(PB, 3)
},
{ /* ADC1 pins */
GPIO_PIN(PB, 8), GPIO_PIN(PB, 9), GPIO_PIN(PA, 8), GPIO_PIN(PA, 9),
GPIO_PIN(PC, 2), GPIO_PIN(PC, 3), GPIO_PIN(PB, 4), GPIO_PIN(PB, 5),
GPIO_PIN(PB, 6), GPIO_PIN(PB, 7), GPIO_PIN(PC, 0), GPIO_PIN(PC, 1),
GPIO_PIN(PC, 30), GPIO_PIN(PC, 31), GPIO_PIN(PD, 0), GPIO_PIN(PD, 1)
}
};

/**
* @brief ADC pin aliases
* @{
*/
#define ADC0_INPUTCTRL_MUXPOS_PA02 ADC_INPUTCTRL_MUXPOS_AIN0 /**< Alias for AIN0 */
#define ADC0_INPUTCTRL_MUXPOS_PA03 ADC_INPUTCTRL_MUXPOS_AIN1 /**< Alias for AIN1 */
#define ADC0_INPUTCTRL_MUXPOS_PB08 ADC_INPUTCTRL_MUXPOS_AIN2 /**< Alias for AIN2 */
#define ADC0_INPUTCTRL_MUXPOS_PB09 ADC_INPUTCTRL_MUXPOS_AIN3 /**< Alias for AIN3 */
#define ADC0_INPUTCTRL_MUXPOS_PA04 ADC_INPUTCTRL_MUXPOS_AIN4 /**< Alias for AIN4 */
#define ADC0_INPUTCTRL_MUXPOS_PA05 ADC_INPUTCTRL_MUXPOS_AIN5 /**< Alias for AIN5 */
#define ADC0_INPUTCTRL_MUXPOS_PA06 ADC_INPUTCTRL_MUXPOS_AIN6 /**< Alias for AIN6 */
#define ADC0_INPUTCTRL_MUXPOS_PA07 ADC_INPUTCTRL_MUXPOS_AIN7 /**< Alias for AIN7 */
#define ADC0_INPUTCTRL_MUXPOS_PA08 ADC_INPUTCTRL_MUXPOS_AIN8 /**< Alias for AIN8 */
#define ADC0_INPUTCTRL_MUXPOS_PA09 ADC_INPUTCTRL_MUXPOS_AIN9 /**< Alias for AIN9 */
#define ADC0_INPUTCTRL_MUXPOS_PA10 ADC_INPUTCTRL_MUXPOS_AIN10 /**< Alias for AIN10 */
#define ADC0_INPUTCTRL_MUXPOS_PA11 ADC_INPUTCTRL_MUXPOS_AIN11 /**< Alias for AIN11 */
#define ADC0_INPUTCTRL_MUXPOS_PB00 ADC_INPUTCTRL_MUXPOS_AIN12 /**< Alias for AIN12 */
#define ADC0_INPUTCTRL_MUXPOS_PB01 ADC_INPUTCTRL_MUXPOS_AIN13 /**< Alias for AIN13 */
#define ADC0_INPUTCTRL_MUXPOS_PB02 ADC_INPUTCTRL_MUXPOS_AIN14 /**< Alias for AIN14 */
#define ADC0_INPUTCTRL_MUXPOS_PB03 ADC_INPUTCTRL_MUXPOS_AIN15 /**< Alias for AIN15 */

#define ADC1_INPUTCTRL_MUXPOS_PB08 ADC_INPUTCTRL_MUXPOS_AIN0 /**< Alias for AIN0 */
#define ADC1_INPUTCTRL_MUXPOS_PB09 ADC_INPUTCTRL_MUXPOS_AIN1 /**< Alias for AIN1 */
#define ADC1_INPUTCTRL_MUXPOS_PA08 ADC_INPUTCTRL_MUXPOS_AIN2 /**< Alias for AIN2 */
#define ADC1_INPUTCTRL_MUXPOS_PA09 ADC_INPUTCTRL_MUXPOS_AIN3 /**< Alias for AIN3 */
#define ADC1_INPUTCTRL_MUXPOS_PC02 ADC_INPUTCTRL_MUXPOS_AIN4 /**< Alias for AIN4 */
#define ADC1_INPUTCTRL_MUXPOS_PC03 ADC_INPUTCTRL_MUXPOS_AIN5 /**< Alias for AIN5 */
#define ADC1_INPUTCTRL_MUXPOS_PB04 ADC_INPUTCTRL_MUXPOS_AIN6 /**< Alias for AIN6 */
#define ADC1_INPUTCTRL_MUXPOS_PB05 ADC_INPUTCTRL_MUXPOS_AIN7 /**< Alias for AIN7 */
#define ADC1_INPUTCTRL_MUXPOS_PB06 ADC_INPUTCTRL_MUXPOS_AIN8 /**< Alias for AIN8 */
#define ADC1_INPUTCTRL_MUXPOS_PB07 ADC_INPUTCTRL_MUXPOS_AIN9 /**< Alias for AIN9 */
#define ADC1_INPUTCTRL_MUXPOS_PC00 ADC_INPUTCTRL_MUXPOS_AIN10 /**< Alias for AIN10 */
#define ADC1_INPUTCTRL_MUXPOS_PC01 ADC_INPUTCTRL_MUXPOS_AIN11 /**< Alias for AIN11 */
#define ADC1_INPUTCTRL_MUXPOS_PC30 ADC_INPUTCTRL_MUXPOS_AIN12 /**< Alias for AIN12 */
#define ADC1_INPUTCTRL_MUXPOS_PC31 ADC_INPUTCTRL_MUXPOS_AIN13 /**< Alias for AIN13 */
#define ADC1_INPUTCTRL_MUXPOS_PD00 ADC_INPUTCTRL_MUXPOS_AIN14 /**< Alias for AIN14 */
#define ADC1_INPUTCTRL_MUXPOS_PD01 ADC_INPUTCTRL_MUXPOS_AIN15 /**< Alias for AIN15 */

#define ADC0_INPUTCTRL_MUXNEG_PA02 ADC_INPUTCTRL_MUXPOS_AIN0 /**< Alias for AIN0 */
#define ADC0_INPUTCTRL_MUXNEG_PA03 ADC_INPUTCTRL_MUXPOS_AIN1 /**< Alias for AIN1 */
#define ADC0_INPUTCTRL_MUXNEG_PB08 ADC_INPUTCTRL_MUXPOS_AIN2 /**< Alias for AIN2 */
#define ADC0_INPUTCTRL_MUXNEG_PB09 ADC_INPUTCTRL_MUXPOS_AIN3 /**< Alias for AIN3 */
#define ADC0_INPUTCTRL_MUXNEG_PA04 ADC_INPUTCTRL_MUXPOS_AIN4 /**< Alias for AIN4 */
#define ADC0_INPUTCTRL_MUXNEG_PA05 ADC_INPUTCTRL_MUXPOS_AIN5 /**< Alias for AIN5 */
#define ADC0_INPUTCTRL_MUXNEG_PA06 ADC_INPUTCTRL_MUXPOS_AIN6 /**< Alias for AIN6 */
#define ADC0_INPUTCTRL_MUXNEG_PA07 ADC_INPUTCTRL_MUXPOS_AIN7 /**< Alias for AIN7 */

#define ADC1_INPUTCTRL_MUXNEG_PB08 ADC_INPUTCTRL_MUXPOS_AIN0 /**< Alias for AIN0 */
#define ADC1_INPUTCTRL_MUXNEG_PB09 ADC_INPUTCTRL_MUXPOS_AIN1 /**< Alias for AIN1 */
#define ADC1_INPUTCTRL_MUXNEG_PA08 ADC_INPUTCTRL_MUXPOS_AIN2 /**< Alias for AIN2 */
#define ADC1_INPUTCTRL_MUXNEG_PA09 ADC_INPUTCTRL_MUXPOS_AIN3 /**< Alias for AIN3 */
#define ADC1_INPUTCTRL_MUXNEG_PC02 ADC_INPUTCTRL_MUXPOS_AIN4 /**< Alias for AIN4 */
#define ADC1_INPUTCTRL_MUXNEG_PC03 ADC_INPUTCTRL_MUXPOS_AIN5 /**< Alias for AIN5 */
#define ADC1_INPUTCTRL_MUXNEG_PB04 ADC_INPUTCTRL_MUXPOS_AIN6 /**< Alias for AIN6 */
#define ADC1_INPUTCTRL_MUXNEG_PB05 ADC_INPUTCTRL_MUXPOS_AIN7 /**< Alias for AIN7 */
/** @} */

/**
* @brief The MCU has a 12 bit DAC
*/
Expand Down
36 changes: 36 additions & 0 deletions cpu/saml1x/include/periph_cpu.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -55,6 +55,42 @@ typedef enum {
} adc_res_t;
#endif /* ndef DOXYGEN */

/**
* @brief Pins that can be used for ADC input
*/
static const gpio_t sam0_adc_pins[1][10] = {
{
GPIO_PIN(PA, 2), GPIO_PIN(PA, 3), GPIO_PIN(PA, 4), GPIO_PIN(PA, 5),
GPIO_PIN(PA, 6), GPIO_PIN(PA, 7), GPIO_PIN(PA, 8), GPIO_PIN(PA, 9),
GPIO_PIN(PA, 10), GPIO_PIN(PA, 11)
}
};

/**
* @brief ADC pin aliases
* @{
*/
#define ADC_INPUTCTRL_MUXPOS_PA02 ADC_INPUTCTRL_MUXPOS_AIN0 /**< Alias for AIN0 */
#define ADC_INPUTCTRL_MUXPOS_PA03 ADC_INPUTCTRL_MUXPOS_AIN1 /**< Alias for AIN1 */
#define ADC_INPUTCTRL_MUXPOS_PA04 ADC_INPUTCTRL_MUXPOS_AIN2 /**< Alias for AIN2 */
#define ADC_INPUTCTRL_MUXPOS_PA05 ADC_INPUTCTRL_MUXPOS_AIN3 /**< Alias for AIN3 */
#define ADC_INPUTCTRL_MUXPOS_PA06 ADC_INPUTCTRL_MUXPOS_AIN4 /**< Alias for AIN4 */
#define ADC_INPUTCTRL_MUXPOS_PA07 ADC_INPUTCTRL_MUXPOS_AIN5 /**< Alias for AIN5 */
#define ADC_INPUTCTRL_MUXPOS_PA08 ADC_INPUTCTRL_MUXPOS_AIN6 /**< Alias for AIN6 */
#define ADC_INPUTCTRL_MUXPOS_PA09 ADC_INPUTCTRL_MUXPOS_AIN7 /**< Alias for AIN7 */
#define ADC_INPUTCTRL_MUXPOS_PA10 ADC_INPUTCTRL_MUXPOS_AIN8 /**< Alias for AIN8 */
#define ADC_INPUTCTRL_MUXPOS_PA11 ADC_INPUTCTRL_MUXPOS_AIN9 /**< Alias for AIN9 */

#define ADC_INPUTCTRL_MUXNEG_PA02 ADC_INPUTCTRL_MUXPOS_AIN0 /**< Alias for AIN0 */
#define ADC_INPUTCTRL_MUXNEG_PA03 ADC_INPUTCTRL_MUXPOS_AIN1 /**< Alias for AIN1 */
#define ADC_INPUTCTRL_MUXNEG_PA04 ADC_INPUTCTRL_MUXPOS_AIN2 /**< Alias for AIN2 */
#define ADC_INPUTCTRL_MUXNEG_PA05 ADC_INPUTCTRL_MUXPOS_AIN3 /**< Alias for AIN3 */
#define ADC_INPUTCTRL_MUXNEG_PA06 ADC_INPUTCTRL_MUXPOS_AIN4 /**< Alias for AIN4 */
#define ADC_INPUTCTRL_MUXNEG_PA07 ADC_INPUTCTRL_MUXPOS_AIN5 /**< Alias for AIN5 */
#define ADC_INPUTCTRL_MUXNEG_PA08 ADC_INPUTCTRL_MUXPOS_AIN6 /**< Alias for AIN6 */
#define ADC_INPUTCTRL_MUXNEG_PA09 ADC_INPUTCTRL_MUXPOS_AIN7 /**< Alias for AIN7 */
/** @} */

/**
* @brief The MCU has a 10 bit DAC
*/
Expand Down
48 changes: 48 additions & 0 deletions cpu/saml21/include/periph_cpu.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -62,6 +62,54 @@ typedef enum {
} adc_res_t;
#endif /* ndef DOXYGEN */

/**
* @brief Pins that can be used for ADC input
*/
static const gpio_t sam0_adc_pins[1][20] = {
{
GPIO_PIN(PA, 2), GPIO_PIN(PA, 3), GPIO_PIN(PB, 8), GPIO_PIN(PB, 9),
GPIO_PIN(PA, 4), GPIO_PIN(PA, 5), GPIO_PIN(PA, 6), GPIO_PIN(PA, 7),
GPIO_PIN(PB, 0), GPIO_PIN(PB, 1), GPIO_PIN(PB, 2), GPIO_PIN(PB, 3),
GPIO_PIN(PB, 4), GPIO_PIN(PB, 5), GPIO_PIN(PB, 6), GPIO_PIN(PB, 7),
GPIO_PIN(PA, 8), GPIO_PIN(PA, 9), GPIO_PIN(PA, 10), GPIO_PIN(PA, 11),
}
};

/**
* @brief ADC pin aliases
* @{
*/
#define ADC_INPUTCTRL_MUXPOS_PA02 ADC_INPUTCTRL_MUXPOS_AIN0 /**< Alias for AIN0 */
#define ADC_INPUTCTRL_MUXPOS_PA03 ADC_INPUTCTRL_MUXPOS_AIN1 /**< Alias for AIN1 */
#define ADC_INPUTCTRL_MUXPOS_PB08 ADC_INPUTCTRL_MUXPOS_AIN2 /**< Alias for AIN2 */
#define ADC_INPUTCTRL_MUXPOS_PB09 ADC_INPUTCTRL_MUXPOS_AIN3 /**< Alias for AIN3 */
#define ADC_INPUTCTRL_MUXPOS_PA04 ADC_INPUTCTRL_MUXPOS_AIN4 /**< Alias for AIN4 */
#define ADC_INPUTCTRL_MUXPOS_PA05 ADC_INPUTCTRL_MUXPOS_AIN5 /**< Alias for AIN5 */
#define ADC_INPUTCTRL_MUXPOS_PA06 ADC_INPUTCTRL_MUXPOS_AIN6 /**< Alias for AIN6 */
#define ADC_INPUTCTRL_MUXPOS_PA07 ADC_INPUTCTRL_MUXPOS_AIN7 /**< Alias for AIN7 */
#define ADC_INPUTCTRL_MUXPOS_PB00 ADC_INPUTCTRL_MUXPOS_AIN8 /**< Alias for AIN8 */
#define ADC_INPUTCTRL_MUXPOS_PB01 ADC_INPUTCTRL_MUXPOS_AIN9 /**< Alias for AIN9 */
#define ADC_INPUTCTRL_MUXPOS_PB02 ADC_INPUTCTRL_MUXPOS_AIN10 /**< Alias for AIN10 */
#define ADC_INPUTCTRL_MUXPOS_PB03 ADC_INPUTCTRL_MUXPOS_AIN11 /**< Alias for AIN11 */
#define ADC_INPUTCTRL_MUXPOS_PB04 ADC_INPUTCTRL_MUXPOS_AIN12 /**< Alias for AIN12 */
#define ADC_INPUTCTRL_MUXPOS_PB05 ADC_INPUTCTRL_MUXPOS_AIN13 /**< Alias for AIN13 */
#define ADC_INPUTCTRL_MUXPOS_PB06 ADC_INPUTCTRL_MUXPOS_AIN14 /**< Alias for AIN14 */
#define ADC_INPUTCTRL_MUXPOS_PB07 ADC_INPUTCTRL_MUXPOS_AIN15 /**< Alias for AIN15 */
#define ADC_INPUTCTRL_MUXPOS_PA08 ADC_INPUTCTRL_MUXPOS_AIN16 /**< Alias for AIN16 */
#define ADC_INPUTCTRL_MUXPOS_PA09 ADC_INPUTCTRL_MUXPOS_AIN17 /**< Alias for AIN17 */
#define ADC_INPUTCTRL_MUXPOS_PA10 ADC_INPUTCTRL_MUXPOS_AIN18 /**< Alias for AIN18 */
#define ADC_INPUTCTRL_MUXPOS_PA11 ADC_INPUTCTRL_MUXPOS_AIN19 /**< Alias for AIN19 */

#define ADC_INPUTCTRL_MUXNEG_PA02 ADC_INPUTCTRL_MUXPOS_AIN0 /**< Alias for AIN0 */
#define ADC_INPUTCTRL_MUXNEG_PA03 ADC_INPUTCTRL_MUXPOS_AIN1 /**< Alias for AIN1 */
#define ADC_INPUTCTRL_MUXNEG_PB08 ADC_INPUTCTRL_MUXPOS_AIN2 /**< Alias for AIN2 */
#define ADC_INPUTCTRL_MUXNEG_PB09 ADC_INPUTCTRL_MUXPOS_AIN3 /**< Alias for AIN3 */
#define ADC_INPUTCTRL_MUXNEG_PA04 ADC_INPUTCTRL_MUXPOS_AIN4 /**< Alias for AIN4 */
#define ADC_INPUTCTRL_MUXNEG_PA05 ADC_INPUTCTRL_MUXPOS_AIN5 /**< Alias for AIN5 */
#define ADC_INPUTCTRL_MUXNEG_PA06 ADC_INPUTCTRL_MUXPOS_AIN6 /**< Alias for AIN6 */
#define ADC_INPUTCTRL_MUXNEG_PA07 ADC_INPUTCTRL_MUXPOS_AIN7 /**< Alias for AIN7 */
/** @} */

/**
* @brief The MCU has a 12 bit DAC
*/
Expand Down

0 comments on commit baf1687

Please sign in to comment.