71 lines
3.9 KiB
C
71 lines
3.9 KiB
C
/**
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* Marlin 3D Printer Firmware
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*
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* Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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* SAMD51 HAL developed by Giuliano Zaro (AKA GMagician)
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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 3 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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*/
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#pragma once
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#define SYNC(sc) while (sc) { \
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asm(""); \
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}
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// Get SAMD port/pin from specified arduino pin
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#define GET_SAMD_PORT(P) _GET_SAMD_PORT(PIN_TO_SAMD_PIN(P))
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#define GET_SAMD_PIN(P) _GET_SAMD_PIN(PIN_TO_SAMD_PIN(P))
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// Get external interrupt line associated to specified arduino pin
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#define PIN_TO_EILINE(P) _SAMDPORTPIN_TO_EILINE(GET_SAMD_PORT(P), GET_SAMD_PIN(P))
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// Get adc/ain associated to specified arduino pin
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#define PIN_TO_ADC(P) (ANAPIN_TO_ADCAIN(P) >> 8)
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#define PIN_TO_AIN(P) (ANAPIN_TO_ADCAIN(P) & 0xFF)
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// Private defines
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#define PIN_TO_SAMD_PIN(P) DIO##P##_PIN
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#define _GET_SAMD_PORT(P) ((P) >> 5)
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#define _GET_SAMD_PIN(P) ((P) & 0x1F)
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// Get external interrupt line
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#define _SAMDPORTPIN_TO_EILINE(P,B) ((P == 0 && WITHIN(B, 0, 31) && B != 8 && B != 26 && B != 28 && B != 29) ? (B) & 0xF \
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: (P == 1 && (WITHIN(B, 0, 25) || WITHIN(B, 30, 31))) ? (B) & 0xF \
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: (P == 1 && WITHIN(B, 26, 29)) ? 12 + (B) - 26 \
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: (P == 2 && (WITHIN(B, 0, 6) || WITHIN(B, 10, 31)) && B != 29) ? (B) & 0xF \
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: (P == 2 && B == 7) ? 9 \
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: (P == 3 && WITHIN(B, 0, 1)) ? (B) \
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: (P == 3 && WITHIN(B, 8, 12)) ? 3 + (B) - 8 \
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: (P == 3 && WITHIN(B, 20, 21)) ? 10 + (B) - 20 \
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: -1)
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// Get adc/ain
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#define ANAPIN_TO_ADCAIN(P) _PIN_TO_ADCAIN(ANAPIN_TO_SAMDPIN(P))
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#define _PIN_TO_ADCAIN(P) _SAMDPORTPIN_TO_ADCAIN(_GET_SAMD_PORT(P), _GET_SAMD_PIN(P))
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#define _SAMDPORTPIN_TO_ADCAIN(P,B) ((P == 0 && WITHIN(B, 2, 3)) ? 0x000 + (B) - 2 \
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: (P == 0 && WITHIN(B, 4, 7)) ? 0x000 + (B) \
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: (P == 0 && WITHIN(B, 8, 9)) ? 0x100 + 2 + (B) - 8 \
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: (P == 0 && WITHIN(B, 10, 11)) ? 0x000 + (B) \
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: (P == 1 && WITHIN(B, 0, 3)) ? 0x000 + 12 + (B) \
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: (P == 1 && WITHIN(B, 4, 7)) ? 0x100 + 6 + (B) - 4 \
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: (P == 1 && WITHIN(B, 8, 9)) ? 0x100 + (B) - 8 \
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: (P == 2 && WITHIN(B, 0, 1)) ? 0x100 + 10 + (B) \
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: (P == 2 && WITHIN(B, 2, 3)) ? 0x100 + 4 + (B) - 2 \
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: (P == 2 && WITHIN(B, 30, 31)) ? 0x100 + 12 + (B) - 30 \
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: (P == 3 && WITHIN(B, 0, 1)) ? 0x100 + 14 + (B) \
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: -1)
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