Gergely Nagy
2 years ago
parent
7939dc015a
commit
d5e75e2ed7
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/* This file originated in QMK. https://github.com/qmk/qmk_firmware
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* quantum/config_common.h 73e634482ea8f57d1f1a5f1e16bc3ffd74f84b8e
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*
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* Original copyright statement:
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*
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* Copyright 2015-2018 Jack Humbert
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#if !defined(__ASSEMBLER__) && !defined(KALEIDOSCOPE_VIRTUAL_BUILD)
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#include <avr/io.h>
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#endif
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#define PORT_SHIFTER 4 // this may be 4 for all AVR chips
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// If you want to add more to this list, reference the PINx definitions in these header
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// files: https://github.com/vancegroup-mirrors/avr-libc/tree/master/avr-libc/include/avr
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#if defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega16U4__)
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#define ADDRESS_BASE 0x00
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#define PINB_ADDRESS 0x3
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#define PINC_ADDRESS 0x6
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#define PIND_ADDRESS 0x9
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#define PINE_ADDRESS 0xC
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#define PINF_ADDRESS 0xF
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#elif defined(__AVR_ATmega32U2__) || defined(__AVR_ATmega16U2__)
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#define ADDRESS_BASE 0x00
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#define PINB_ADDRESS 0x3
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#define PINC_ADDRESS 0x6
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#define PIND_ADDRESS 0x9
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#elif defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB646__)
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#define ADDRESS_BASE 0x00
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#define PINA_ADDRESS 0x0
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#define PINB_ADDRESS 0x3
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#define PINC_ADDRESS 0x6
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#define PIND_ADDRESS 0x9
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#define PINE_ADDRESS 0xC
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#define PINF_ADDRESS 0xF
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#elif defined(__AVR_ATmega32A__)
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#define ADDRESS_BASE 0x10
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#define PIND_ADDRESS 0x0
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#define PINC_ADDRESS 0x3
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#define PINB_ADDRESS 0x6
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#define PINA_ADDRESS 0x9
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#elif !defined(KALEIDOSCOPE_VIRTUAL_BUILD)
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#error "Pins are not defined"
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#endif
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/* I/O pins */
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#ifndef KALEIDOSCOPE_VIRTUAL_BUILD
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#define PINDEF(port, pin) ((PIN##port##_ADDRESS << PORT_SHIFTER) | pin)
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#else // ifndef KALEIDOSCOPE_VIRTUAL_BUILD
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#define PINDEF(port, pin) 0
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#define PORTA
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#define PORTB
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#define PORTC
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#define PORTD
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#define PORTE
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#define PORTF
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#endif // ifndef KALEIDOSCOPE_VIRTUAL_BUILD
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#ifdef PORTA
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#define PIN_A0 PINDEF(A, 0)
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#define PIN_A1 PINDEF(A, 1)
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#define PIN_A2 PINDEF(A, 2)
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#define PIN_A3 PINDEF(A, 3)
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#define PIN_A4 PINDEF(A, 4)
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#define PIN_A5 PINDEF(A, 5)
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#define PIN_A6 PINDEF(A, 6)
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#define PIN_A7 PINDEF(A, 7)
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#endif
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#ifdef PORTB
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#define PIN_B0 PINDEF(B, 0)
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#define PIN_B1 PINDEF(B, 1)
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#define PIN_B2 PINDEF(B, 2)
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#define PIN_B3 PINDEF(B, 3)
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#define PIN_B4 PINDEF(B, 4)
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#define PIN_B5 PINDEF(B, 5)
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#define PIN_B6 PINDEF(B, 6)
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#define PIN_B7 PINDEF(B, 7)
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#endif
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#ifdef PORTC
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#define PIN_C0 PINDEF(C, 0)
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#define PIN_C1 PINDEF(C, 1)
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#define PIN_C2 PINDEF(C, 2)
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#define PIN_C3 PINDEF(C, 3)
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#define PIN_C4 PINDEF(C, 4)
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#define PIN_C5 PINDEF(C, 5)
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#define PIN_C6 PINDEF(C, 6)
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#define PIN_C7 PINDEF(C, 7)
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#endif
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#ifdef PORTD
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#define PIN_D0 PINDEF(D, 0)
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#define PIN_D1 PINDEF(D, 1)
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#define PIN_D2 PINDEF(D, 2)
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#define PIN_D3 PINDEF(D, 3)
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#define PIN_D4 PINDEF(D, 4)
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#define PIN_D5 PINDEF(D, 5)
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#define PIN_D6 PINDEF(D, 6)
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#define PIN_D7 PINDEF(D, 7)
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#endif
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#ifdef PORTE
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#define PIN_E0 PINDEF(E, 0)
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#define PIN_E1 PINDEF(E, 1)
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#define PIN_E2 PINDEF(E, 2)
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#define PIN_E3 PINDEF(E, 3)
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#define PIN_E4 PINDEF(E, 4)
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#define PIN_E5 PINDEF(E, 5)
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#define PIN_E6 PINDEF(E, 6)
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#define PIN_E7 PINDEF(E, 7)
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#endif
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#ifdef PORTF
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#define PIN_F0 PINDEF(F, 0)
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#define PIN_F1 PINDEF(F, 1)
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#define PIN_F2 PINDEF(F, 2)
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#define PIN_F3 PINDEF(F, 3)
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#define PIN_F4 PINDEF(F, 4)
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#define PIN_F5 PINDEF(F, 5)
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#define PIN_F6 PINDEF(F, 6)
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#define PIN_F7 PINDEF(F, 7)
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#endif
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/* converting pins to ports */
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enum { PIN_OFFSET,
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DDR_OFFSET,
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PORT_OFFSET };
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#define PIN_ADDRESS_MASK 0xF
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#define PIN_ADDRESS(p, offset) _SFR_IO8(ADDRESS_BASE + (p >> PORT_SHIFTER) + offset)
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#define PIN_REG_FOR_PIN(pin) PIN_ADDRESS(pin, PIN_OFFSET)
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#define DDR_REG_FOR_PIN(pin) PIN_ADDRESS(pin, DDR_OFFSET)
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#define PORT_REG_FOR_PIN(pin) PIN_ADDRESS(pin, PORT_OFFSET)
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#define PIN_NUM_FOR_PIN(pin) (pin & PIN_ADDRESS_MASK)
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#define PIN_MASK_FOR_PIN(pin) _BV(PIN_NUM_FOR_PIN(pin))
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#define DDR_INPUT(pin) (DDR_REG_FOR_PIN(pin) &= ~(PIN_MASK_FOR_PIN(pin)))
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#define DDR_OUTPUT(pin) (DDR_REG_FOR_PIN(pin) |= (PIN_MASK_FOR_PIN(pin)))
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#define ENABLE_PULLUP(pin) (PORT_REG_FOR_PIN(pin) |= (PIN_MASK_FOR_PIN(pin)))
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#define DISABLE_PULLUP(pin) (PORT_REG_FOR_PIN(pin) &= ~(PIN_MASK_FOR_PIN(pin)))
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#define OUTPUT_HIGH(pin) (PORT_REG_FOR_PIN(pin) |= (PIN_MASK_FOR_PIN(pin)))
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#define OUTPUT_LOW(pin) (PORT_REG_FOR_PIN(pin) &= ~(PIN_MASK_FOR_PIN(pin)))
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#define OUTPUT_TOGGLE(pin) (PORT_REG_FOR_PIN(pin) ^= (PIN_MASK_FOR_PIN(pin)))
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#define READ_PIN(pin) (!!(PIN_REG_FOR_PIN(pin) & PIN_MASK_FOR_PIN(pin)))
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#define NO_PIN (uint8_t)(~0)
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