analog_pin.cpp
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1 /*
2  * Copyright (c) 2020, Richard Henrichsen
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31 
32 #include "analog_pin.h"
33 
34 void AnalogPin::init(AnalogDigitalConverter *adc, GPIO_TypeDef *basePort, uint16_t pin, uint8_t adc_channel)
35 {
36  this->adc_ = adc;
37  this->gpio_.init(basePort, pin, GPIO::ANALOG);
38  this->index_ = this->adc_->add_channel(adc_channel);
39 }
40 
41 double AnalogPin::read() const
42 {
44 }
45 
46 uint16_t AnalogPin::read_raw() const
47 {
48  return adc_->read(index_);
49 }
static constexpr uint16_t RAW_READING_MAX
double read() const
Get the last reading of the pin, in volts.
Definition: analog_pin.cpp:41
A driver for the analog-digital converters available on the microcontroller.
uint16_t read(uint8_t index) const
Reads a single channel.
GPIO gpio_
Definition: analog_pin.h:70
void init(GPIO_TypeDef *BasePort, uint16_t pin, gpio_mode_t mode)
Definition: gpio.cpp:34
General Purpose I/O.
Definition: stm32f4xx.h:1281
AnalogDigitalConverter * adc_
Definition: analog_pin.h:71
uint8_t add_channel(uint8_t channel)
Adds a channel to the list that is scanned.
void init(AnalogDigitalConverter *adc, GPIO_TypeDef *basePort, uint16_t pin, uint8_t adc_channel)
Initializes a pin to read analog values.
Definition: analog_pin.cpp:34
uint8_t index_
Definition: analog_pin.h:72
uint16_t read_raw() const
Get the most recent reading of the pin, directly from the ADC. See AnalogDigitalConverter.read for the details on interpreting this value.
Definition: analog_pin.cpp:46
static constexpr double REFERENCE_VOLTAGE


rosflight_firmware
Author(s): Daniel Koch , James Jackson
autogenerated on Fri Oct 9 2020 03:17:15