attiny_x5.h

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//   Copyright 2016-2023 Jean-Francois Poilpret
//
//   Licensed under the Apache License, Version 2.0 (the "License");
//   you may not use this file except in compliance with the License.
//   You may obtain a copy of the License at
//
//       http://www.apache.org/licenses/LICENSE-2.0
//
//   Unless required by applicable law or agreed to in writing, software
//   distributed under the License is distributed on an "AS IS" BASIS,
//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//   See the License for the specific language governing permissions and
//   limitations under the License.
 
 
#ifndef BOARDS_ATTINYX5_HH
#define BOARDS_ATTINYX5_HH
 
#include "io.h"
#include "../defines.h"
#include <avr/sleep.h>
 
/* This board is based on ATtinyX5/ATtiny */
#define BOARDS_ATTINYX5
#define BOARD_ATTINY
 
namespace board
{
    inline static void init() {}
    
    enum class Port: uint8_t
    {
        PORT_B = 0,
        // FastArduino internal: DO NOT USE
        NONE = UINT8_MAX
    };
 
    enum class DigitalPin: uint8_t
    {
        D0_PB0 = 0,
        D1_PB1,
        D2_PB2,
        D3_PB3,
        D4_PB4,
        LED = D0_PB0,
        // FastArduino internal: DO NOT USE
        NONE = UINT8_MAX
    };
 
    enum class AnalogClock: uint8_t
    {
        MAX_FREQ_50KHz = 0,
        MAX_FREQ_100KHz,
        MAX_FREQ_200KHz,
        MAX_FREQ_500KHz,
        MAX_FREQ_1MHz
    };
    
    enum class AnalogReference: uint8_t
    {
        AREF = 0,
        AVCC,
        INTERNAL_1_1V,
        INTERNAL_2_56V,
        INTERNAL_2_56V_BYPASS_CAP
    };
    
    enum class AnalogPin: uint8_t
    {
        A1 = 0,
        A2,
        A3,
        BANDGAP,
        GND,
        TEMP,
        // FastArduino internal: DO NOT USE
        NONE = UINT8_MAX
    };
    
    enum class PWMPin : uint8_t
    {
        D0_PB0_OC0A = 0,
        D1_PB1_OC0B,
        //TODO Currently PWM for Timer1 is not supported (setup is too much
        // different compared to other MCU, even ATtinyX4)
        // constexpr const DigitalPin D4_PB4_OC1B = DigitalPin::D4_PB4;
        // FastArduino internal: DO NOT USE
        NONE = UINT8_MAX
    };
    
    enum class ExternalInterruptPin : uint8_t
    {
        D2_PB2_EXT0 = 0
    };
 
    enum class InterruptPin : uint8_t
    {
        D0_PB0_PCI0 = uint8_t(DigitalPin::D0_PB0),
        D1_PB1_PCI0 = uint8_t(DigitalPin::D1_PB1),
        D2_PB2_PCI0 = uint8_t(DigitalPin::D2_PB2),
        D3_PB3_PCI0 = uint8_t(DigitalPin::D3_PB3),
        D4_PB4_PCI0 = uint8_t(DigitalPin::D4_PB4)
    };
 
    enum class USART: uint8_t
    {
    };
    
    enum class Timer: uint8_t
    {
        TIMER0 = 0,
        TIMER1 = 1
    };
 
    enum class SleepMode: uint8_t
    {
        IDLE = SLEEP_MODE_IDLE,
        ADC_NOISE_REDUCTION = SLEEP_MODE_ADC,
        POWER_DOWN = SLEEP_MODE_PWR_DOWN,
        POWER_SAVE = SLEEP_MODE_PWR_DOWN,
        STANDBY = SLEEP_MODE_PWR_DOWN,
        EXTENDED_STANDBY = SLEEP_MODE_PWR_DOWN
    };
};
 
#define ANALOG_COMP_vect ANA_COMP_vect
#define EE_READY_vect EE_RDY_vect
 
// Forward declare interrupt service routines to allow them as friends.
extern "C" {
    void ADC_vect(void) SIGNAL_HANDLER;
    void ANALOG_COMP_vect(void) SIGNAL_HANDLER;
    void INT0_vect(void) SIGNAL_HANDLER;
    void PCINT0_vect(void) SIGNAL_HANDLER;
    void TIMER0_COMPA_vect(void) SIGNAL_HANDLER;
    void TIMER0_COMPB_vect(void) SIGNAL_HANDLER;
    void TIMER0_OVF_vect(void) SIGNAL_HANDLER;
    void TIMER1_COMPA_vect(void) SIGNAL_HANDLER;
    void TIMER1_COMPB_vect(void) SIGNAL_HANDLER;
    void TIMER1_OVF_vect(void) SIGNAL_HANDLER;
    void WDT_vect(void) SIGNAL_HANDLER;
    void USI_START_vect(void) SIGNAL_HANDLER;
    void USI_OVF_vect(void) SIGNAL_HANDLER;
    void EE_READY_vect(void) SIGNAL_HANDLER;
}
 
#endif /* BOARDS_ATTINYX5_HH */