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USB_Host_Shield_2.0/avrpins.h
Oleg Mazurov 05726f3ed1 first release
2011-06-22 11:41:22 -06:00

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/* Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.
This software may be distributed and modified under the terms of the GNU
General Public License version 2 (GPL2) as published by the Free Software
Foundation and appearing in the file GPL2.TXT included in the packaging of
this file. Please note that GPL2 Section 2[b] requires that all works based
on this software must also be made publicly available under the terms of
the GPL2 ("Copyleft").
Contact information
-------------------
Circuits At Home, LTD
Web : http://www.circuitsathome.com
e-mail : support@circuitsathome.com
*/
/* derived from Konstantin Chizhov's AVR port templates */
#ifndef _avrpins_h_
#define _avrpins_h_
#include <avr/io.h>
#ifdef PORTA
#define USE_PORTA
#endif
#ifdef PORTB
#define USE_PORTB
#endif
#ifdef PORTC
#define USE_PORTC
#endif
#ifdef PORTD
#define USE_PORTD
#endif
#ifdef PORTE
#define USE_PORTE
#endif
#ifdef PORTF
#define USE_PORTF
#endif
#ifdef PORTG
#define USE_PORTG
#endif
#ifdef PORTH
#define USE_PORTH
#endif
#ifdef PORTJ
#define USE_PORTJ
#endif
#ifdef PORTK
#define USE_PORTK
#endif
#ifdef PORTQ
#define USE_PORTQ
#endif
#ifdef PORTR
#define USE_PORTR
#endif
#ifdef TCCR0A
#define USE_TCCR0A
#endif
#ifdef TCCR1A
#define USE_TCCR1A
#endif
#ifdef TCCR2A
#define USE_TCCR2A
#endif
//Port definitions for AtTiny, AtMega families.
#define MAKE_PORT(portName, ddrName, pinName, className, ID) \
class className{\
public:\
typedef uint8_t DataT;\
public:\
static void Write(DataT value){portName = value;}\
static void ClearAndSet(DataT clearMask, DataT value){portName = (portName & ~clearMask) | value;}\
static DataT Read(){return portName;}\
static void DirWrite(DataT value){ddrName = value;}\
static DataT DirRead(){return ddrName;}\
static void Set(DataT value){portName |= value;}\
static void Clear(DataT value){portName &= ~value;}\
static void Toggle(DataT value){portName ^= value;}\
static void DirSet(DataT value){ddrName |= value;}\
static void DirClear(DataT value){ddrName &= ~value;}\
static void DirToggle(DataT value){ddrName ^= value;}\
static DataT PinRead(){return pinName;}\
enum{Id = ID};\
enum{Width=sizeof(DataT)*8};\
};
// TCCR registers to set/clear Arduino PWM
#define MAKE_TCCR(TccrName, className) \
class className{\
public:\
typedef uint8_t DataT;\
public:\
static void Write(DataT value){TccrName = value;}\
static void ClearAndSet(DataT clearMask, DataT value){TccrName = (TccrName & ~clearMask) | value;}\
static DataT Read(){return TccrName;}\
static void Set(DataT value){TccrName |= value;}\
static void Clear(DataT value){TccrName &= ~value;}\
static void Toggle(DataT value){TccrName ^= value;}\
enum{Width=sizeof(DataT)*8};\
};
#ifdef USE_PORTA
MAKE_PORT(PORTA, DDRA, PINA, Porta, 'A')
#endif
#ifdef USE_PORTB
MAKE_PORT(PORTB, DDRB, PINB, Portb, 'B')
#endif
#ifdef USE_PORTC
MAKE_PORT(PORTC, DDRC, PINC, Portc, 'C')
#endif
#ifdef USE_PORTD
MAKE_PORT(PORTD, DDRD, PIND, Portd, 'D')
#endif
#ifdef USE_PORTE
MAKE_PORT(PORTE, DDRE, PINE, Porte, 'E')
#endif
#ifdef USE_PORTF
MAKE_PORT(PORTF, DDRF, PINF, Portf, 'F')
#endif
#ifdef USE_PORTG
MAKE_PORT(PORTG, DDRG, PING, Portg, 'G')
#endif
#ifdef USE_PORTH
MAKE_PORT(PORTH, DDRH, PINH, Porth, 'H')
#endif
#ifdef USE_PORTJ
MAKE_PORT(PORTJ, DDRJ, PINJ, Portj, 'J')
#endif
#ifdef USE_PORTK
MAKE_PORT(PORTK, DDRK, PINK, Portk, 'K')
#endif
#ifdef USE_PORTQ
MAKE_PORT(PORTQ, DDRQ, PINQ, Portq, 'Q')
#endif
#ifdef USE_PORTR
MAKE_PORT(PORTR, DDRR, PINR, Portr, 'R')
#endif
#ifdef USE_TCCR0A
MAKE_TCCR(TCCR0A, Tccr0a)
#endif
#ifdef USE_TCCR1A
MAKE_TCCR(TCCR1A, Tccr1a)
#endif
#ifdef USE_TCCR2A
MAKE_TCCR(TCCR2A, Tccr2a)
#endif
// this class represents one pin in a IO port.
// It is fully static.
template<typename PORT, uint8_t PIN>
class TPin
{
// BOOST_STATIC_ASSERT(PIN < PORT::Width);
public:
typedef PORT Port;
enum{Number = PIN};
static void Set() { PORT::Set(1 << PIN); }
static void Set(uint8_t val){
if(val)
Set();
else Clear();}
static void SetDir(uint8_t val){
if(val)
SetDirWrite();
else SetDirRead();}
static void Clear(){PORT::Clear(1 << PIN);}
static void Toggle(){PORT::Toggle(1 << PIN);}
static void SetDirRead(){PORT::DirClear(1 << PIN);}
static void SetDirWrite(){PORT::DirSet(1 << PIN);}
static uint8_t IsSet(){return PORT::PinRead() & (uint8_t)(1 << PIN);}
static void WaiteForSet(){ while(IsSet()==0){} }
static void WaiteForClear(){ while(IsSet()){} }
}; //class TPin...
// this class represents one bit in TCCR port.
// used to set/clear TCCRx bits
// It is fully static.
template<typename TCCR, uint8_t COM>
class TCom
{
// BOOST_STATIC_ASSERT(PIN < PORT::Width);
public:
typedef TCCR Tccr;
enum{Com = COM};
static void Set() { TCCR::Set(1 << COM); }
static void Clear() { TCCR::Clear(1 << COM); }
static void Toggle() { TCCR::Toggle(1 << COM); }
}; //class TCom...
//Short pin definitions
#ifdef USE_PORTA
typedef TPin<Porta, 0> Pa0;
typedef TPin<Porta, 1> Pa1;
typedef TPin<Porta, 2> Pa2;
typedef TPin<Porta, 3> Pa3;
typedef TPin<Porta, 4> Pa4;
typedef TPin<Porta, 5> Pa5;
typedef TPin<Porta, 6> Pa6;
typedef TPin<Porta, 7> Pa7;
#endif
#ifdef USE_PORTB
typedef TPin<Portb, 0> Pb0;
typedef TPin<Portb, 1> Pb1;
typedef TPin<Portb, 2> Pb2;
typedef TPin<Portb, 3> Pb3;
typedef TPin<Portb, 4> Pb4;
typedef TPin<Portb, 5> Pb5;
typedef TPin<Portb, 6> Pb6;
typedef TPin<Portb, 7> Pb7;
#endif
#ifdef USE_PORTC
typedef TPin<Portc, 0> Pc0;
typedef TPin<Portc, 1> Pc1;
typedef TPin<Portc, 2> Pc2;
typedef TPin<Portc, 3> Pc3;
typedef TPin<Portc, 4> Pc4;
typedef TPin<Portc, 5> Pc5;
typedef TPin<Portc, 6> Pc6;
typedef TPin<Portc, 7> Pc7;
#endif
#ifdef USE_PORTD
typedef TPin<Portd, 0> Pd0;
typedef TPin<Portd, 1> Pd1;
typedef TPin<Portd, 2> Pd2;
typedef TPin<Portd, 3> Pd3;
typedef TPin<Portd, 4> Pd4;
typedef TPin<Portd, 5> Pd5;
typedef TPin<Portd, 6> Pd6;
typedef TPin<Portd, 7> Pd7;
#endif
#ifdef USE_PORTE
typedef TPin<Porte, 0> Pe0;
typedef TPin<Porte, 1> Pe1;
typedef TPin<Porte, 2> Pe2;
typedef TPin<Porte, 3> Pe3;
typedef TPin<Porte, 4> Pe4;
typedef TPin<Porte, 5> Pe5;
typedef TPin<Porte, 6> Pe6;
typedef TPin<Porte, 7> Pe7;
#endif
#ifdef USE_PORTF
typedef TPin<Portf, 0> Pf0;
typedef TPin<Portf, 1> Pf1;
typedef TPin<Portf, 2> Pf2;
typedef TPin<Portf, 3> Pf3;
typedef TPin<Portf, 4> Pf4;
typedef TPin<Portf, 5> Pf5;
typedef TPin<Portf, 6> Pf6;
typedef TPin<Portf, 7> Pf7;
#endif
#ifdef USE_PORTG
typedef TPin<Portg, 0> Pg0;
typedef TPin<Portg, 1> Pg1;
typedef TPin<Portg, 2> Pg2;
typedef TPin<Portg, 3> Pg3;
typedef TPin<Portg, 4> Pg4;
typedef TPin<Portg, 5> Pg5;
typedef TPin<Portg, 6> Pg6;
typedef TPin<Portg, 7> Pg7;
#endif
#ifdef USE_PORTH
typedef TPin<Porth, 0> Ph0;
typedef TPin<Porth, 1> Ph1;
typedef TPin<Porth, 2> Ph2;
typedef TPin<Porth, 3> Ph3;
typedef TPin<Porth, 4> Ph4;
typedef TPin<Porth, 5> Ph5;
typedef TPin<Porth, 6> Ph6;
typedef TPin<Porth, 7> Ph7;
#endif
#ifdef USE_PORTJ
typedef TPin<Portj, 0> Pj0;
typedef TPin<Portj, 1> Pj1;
typedef TPin<Portj, 2> Pj2;
typedef TPin<Portj, 3> Pj3;
typedef TPin<Portj, 4> Pj4;
typedef TPin<Portj, 5> Pj5;
typedef TPin<Portj, 6> Pj6;
typedef TPin<Portj, 7> Pj7;
#endif
#ifdef USE_PORTK
typedef TPin<Portk, 0> Pk0;
typedef TPin<Portk, 1> Pk1;
typedef TPin<Portk, 2> Pk2;
typedef TPin<Portk, 3> Pk3;
typedef TPin<Portk, 4> Pk4;
typedef TPin<Portk, 5> Pk5;
typedef TPin<Portk, 6> Pk6;
typedef TPin<Portk, 7> Pk7;
#endif
#ifdef USE_PORTQ
typedef TPin<Portq, 0> Pq0;
typedef TPin<Portq, 1> Pq1;
typedef TPin<Portq, 2> Pq2;
typedef TPin<Portq, 3> Pq3;
typedef TPin<Portq, 4> Pq4;
typedef TPin<Portq, 5> Pq5;
typedef TPin<Portq, 6> Pq6;
typedef TPin<Portq, 7> Pq7;
#endif
#ifdef USE_PORTR
typedef TPin<Portr, 0> Pr0;
typedef TPin<Portr, 1> Pr1;
typedef TPin<Portr, 2> Pr2;
typedef TPin<Portr, 3> Pr3;
typedef TPin<Portr, 4> Pr4;
typedef TPin<Portr, 5> Pr5;
typedef TPin<Portr, 6> Pr6;
typedef TPin<Portr, 7> Pr7;
#endif
#ifdef USE_TCCR0A
typedef TCom<Tccr0a, COM0A1> Tc0a; //P6
typedef TCom<Tccr0a, COM0B1> Tc0b; //P5
#endif
#ifdef USE_TCCR1A
typedef TCom<Tccr1a, COM1A1> Tc1a; //P9
typedef TCom<Tccr1a, COM1B1> Tc1b; //P10
#endif
#ifdef USE_TCCR2A
typedef TCom<Tccr2a, COM2A1> Tc2a; //P11
typedef TCom<Tccr2a, COM2B1> Tc2b; //P3
#endif
template<typename Tp_pin, typename Tc_bit>
class Tp_Tc
{
public:
static void SetDir(uint8_t val){
if(val)
SetDirWrite();
else SetDirRead();
}
static void SetDirRead(){
Tp_pin::SetDirRead(); //set pin direction
Tc_bit::Clear(); //disconnect pin from PWM
}
static void SetDirWrite(){
Tp_pin::SetDirWrite();
Tc_bit::Clear();
}
};
/* pin definitions for cases where it's necessary to clear compare output mode bits */
//typedef Tp_Tc<Pd3, Tc2b> P3; //Arduino pin 3
//typedef Tp_Tc<Pd5, Tc0b> P5; //Arduino pin 5
//typedef Tp_Tc<Pd6, Tc0a> P6; //Arduino pin 6
//typedef Tp_Tc<Pb1, Tc1a> P9; //Arduino pin 9
//typedef Tp_Tc<Pb2, Tc1b> P10; //Arduino pin 10
//typedef Tp_Tc<Pb3, Tc2a> P11; //Arduino pin 11
/* Arduino pin definitions */
#if defined(__AVR_ATmega1280__) || (__AVR_ATmega2560__)
// "Mega" Arduino pin numbers
#define P0 Pe0
#define P1 Pe1
#define P2 Pe4
#define P3 Pe5
#define P4 Pg5
#define P5 Pe5
#define P6 Ph3
#define P7 Ph4
#define P8 Ph5
#define P9 Ph6
#define P10 Pb4
#define P11 Pb5
#define P12 Pb6
#define P13 Pb7
#define P14 Pj1
#define P15 Pj0
#define P16 Ph1
#define P17 Ph0
#define P18 Pd3
#define P19 Pd2
#define P20 Pd1
#define P21 Pd0
#define P22 Pa0
#define P23 Pa1
#define P24 Pa2
#define P25 Pa3
#define P26 Pa4
#define P27 Pa5
#define P28 Pa6
#define P29 Pa7
#define P30 Pc7
#define P31 Pc6
#define P32 Pc5
#define P33 Pc4
#define P34 Pc3
#define P35 Pc2
#define P36 Pc1
#define P37 Pc0
#define P38 Pd7
#define P39 Pg2
#define P40 Pg1
#define P41 Pg0
#define P42 Pl7
#define P43 Pl6
#define P44 Pl5
#define P45 Pl4
#define P46 Pl3
#define P47 Pl2
#define P48 Pl1
#define P49 Pl0
#define P50 Pb3
#define P51 Pb2
#define P52 Pb1
#define P53 Pb0
#endif //"Mega" pin definitions
#if defined(__AVR_ATmega168__) || defined(__AVR_ATmega328P__)
//"Classical" Arduino pin numbers
#define P0 Pd0
#define P1 Pd1
#define P2 Pd2
#define P3 Pd3
#define P4 Pd4
#define P5 Pd5
#define P6 Pd6
#define P7 Pd7
#define P8 Pb0
#define P9 Pb1
#define P10 Pb2
#define P11 Pb3
#define P12 Pb4
#define P13 Pb5
#define P14 Pc0
#define P15 Pc1
#define P16 Pc2
#define P17 Pc3
#define P18 Pc4
#define P19 Pc5
#endif
#endif //_avrpins_h_
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