en/latest/adc_8h_source.html

#include <stdint.h>

#include <stdbool.h>

#include <stm32g4xx_hal.h>


#ifndef CORE_ADC_H

#define CORE_ADC_H


#define CORE_ADC_ALLOWED_ADC1       0x0001

#define CORE_ADC_ALLOWED_ADC2       0x0002

#define CORE_ADC_ALLOWED_ADC3       0x0004

#define CORE_ADC_ALLOWED_ADC4       0x0008

#define CORE_ADC_ALLOWED_ADC5       0x0010

#define CORE_ADC_ALLOWED_OPAMP1     0x0100

#define CORE_ADC_ALLOWED_OPAMP2     0x0200

#define CORE_ADC_ALLOWED_OPAMP3     0x0400

#define CORE_ADC_ALLOWED_OPAMP4     0x0800

#define CORE_ADC_ALLOWED_OPAMP5     0x1000

#define CORE_ADC_ALLOWED_OPAMP6     0x2000

#define CORE_ADC_ALLOWED_ADC_MASK   0x001f

#define CORE_ADC_ALLOWED_OPAMP_MASK 0x3f00


typedef struct core_ADC_def_s {

    // Constant fields

    GPIO_TypeDef *port;

    uint32_t pin;

    uint16_t allowed_connections;

    uint8_t chan[5];

    uint16_t opamp_chan;

    // Fields edited by the program

    ADC_TypeDef *adc;

    OPAMP_TypeDef *opamp;

    uint8_t adc_chan_sel;

    uint8_t opamp_chan_sel;

} core_ADC_def_t;


bool core_ADC_init(ADC_TypeDef *adc);


bool core_ADC_setup_pin(GPIO_TypeDef *port, uint32_t pin, uint8_t opamp);


bool core_ADC_read_channel(GPIO_TypeDef *port, uint32_t pin, uint16_t *result);


uint16_t core_ADC_read_vrefint();


#endif

core_ADC_read_channel
bool core_ADC_read_channel(GPIO_TypeDef *port, uint32_t pin, uint16_t *result)
Read the value of an analog input as a value between 0 and 4095.
Definition adc.c:231

core_ADC_read_vrefint
uint16_t core_ADC_read_vrefint()
Read the value of the internal voltage reference with respect to the VREF pin.
Definition adc.c:124

core_ADC_init
bool core_ADC_init(ADC_TypeDef *adc)
Initialize an ADC module, including its clock. Also performs calibration. GPIO ports are not initiali...
Definition adc.c:75

core_ADC_setup_pin
bool core_ADC_setup_pin(GPIO_TypeDef *port, uint32_t pin, uint8_t opamp)
Set up a pin as an analog input.
Definition adc.c:153

core_ADC_def_s
Definition adc.h:105