8000 Giga: add pins A8-A11 as pure analog · arduino/ArduinoCore-mbed@3d5a895 · GitHub
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Commit 3d5a895

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facchinmpennam
facchinm
authored and
pennam
committed
Giga: add pins A8-A11 as pure analog
1 parent b14f9c6 commit 3d5a895

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3 files changed

+76
-0
lines changed

3 files changed

+76
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‎variants/GIGA/pins_arduino.h

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@@ -56,6 +56,10 @@ static const uint8_t A12 = PIN_A12;
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static const uint8_t A13 = PIN_A13;
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#define ADC_RESOLUTION 12
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#ifdef __cplusplus
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#include "pure_analog_pins.h"
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#endif
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//DACs
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#define DAC 1
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‎variants/GIGA/pure_analog_pins.cpp

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#include "pure_analog_pins.h"
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#include "AnalogIn.h"
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#include "pinDefinitions.h"
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PureAnalogPin A8(8);
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PureAnalogPin A9(9);
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PureAnalogPin A10(10);
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PureAnalogPin A11(11);
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int getAnalogReadResolution();
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int analogRead(PureAnalogPin pin) {
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mbed::AnalogIn* adc = g_AAnalogPinDescription[pin.get()].adc;
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auto name = g_AAnalogPinDescription[pin.get()].name;
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if (adc == NULL) {
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adc = new mbed::AnalogIn(name);
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g_AAnalogPinDescription[pin.get()].adc = adc;
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}
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return (adc->read_u16() >> (16 - getAnalogReadResolution()));
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}

‎variants/GIGA/pure_analog_pins.h

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#ifndef _PURE_ANALOG_PINS_
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#define _PURE_ANALOG_PINS_
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/******************************************************************************
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* INCLUDE
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******************************************************************************/
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#include "Arduino.h"
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/******************************************************************************
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* PREPROCESSOR-MAGIC
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******************************************************************************/
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#define PURE_ANALOG_AS_DIGITAL_ATTRIBUTE __attribute__ ((error("Can't use pins A8-A11 as digital")))
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/******************************************************************************
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* TYPEDEF
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******************************************************************************/
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class PureAnalogPin {
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public:
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PureAnalogPin(int _pin) : pin(_pin) {};
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int get() {
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return pin;
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};
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bool operator== (PureAnalogPin const & other) const {
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return pin == other.pin;
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}
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//operator int() = delete;
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__attribute__ ((error("Change me to a #define"))) operator int();
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private:
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int pin;
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};
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extern PureAnalogPin A8;
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extern PureAnalogPin A9;
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extern PureAnalogPin A10;
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extern PureAnalogPin A11;
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/******************************************************************************
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* FUNCTION DECLARATION
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******************************************************************************/
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void PURE_ANALOG_AS_DIGITAL_ATTRIBUTE pinMode (PureAnalogPin pin, PinMode mode);
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PinStatus PURE_ANALOG_AS_DIGITAL_ATTRIBUTE digitalRead (PureAnalogPin pin);
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void PURE_ANALOG_AS_DIGITAL_ATTRIBUTE digitalWrite(PureAnalogPin pin, PinStatus value);
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int analogRead (PureAnalogPin pin);
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void PURE_ANALOG_AS_DIGITAL_ATTRIBUTE analogWrite (PureAnalogPin pin, int value);
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#undef PURE_ANALOG_AS_DIGITAL_ATTRIBUTE
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#endif /* _PURE_ANALOG_PINS_ */

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