diff options
Diffstat (limited to 'quantum')
-rw-r--r-- | quantum/pincontrol.h | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/quantum/pincontrol.h b/quantum/pincontrol.h deleted file mode 100644 index 204fddf30..000000000 --- a/quantum/pincontrol.h +++ /dev/null @@ -1,50 +0,0 @@ -/* Copyright 2016 Wez Furlong - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ -#pragma once -// Some helpers for controlling gpio pins -#include <avr/io.h> - -enum { - PinDirectionInput = 0, - PinDirectionOutput = 1, - PinLevelHigh = 1, - PinLevelLow = 0, -}; - -// ex: pinMode(B0, PinDirectionOutput); -static inline void pinMode(uint8_t pin, int mode) { - uint8_t bv = _BV(pin & 0xf); - if (mode == PinDirectionOutput) { - _SFR_IO8((pin >> 4) + 1) |= bv; - } else { - _SFR_IO8((pin >> 4) + 1) &= ~bv; - _SFR_IO8((pin >> 4) + 2) &= ~bv; - } -} - -// ex: digitalWrite(B0, PinLevelHigh); -static inline void digitalWrite(uint8_t pin, int mode) { - uint8_t bv = _BV(pin & 0xf); - if (mode == PinLevelHigh) { - _SFR_IO8((pin >> 4) + 2) |= bv; - } else { - _SFR_IO8((pin >> 4) + 2) &= ~bv; - } -} - -// Return true if the pin is HIGH -// digitalRead(B0) -static inline bool digitalRead(uint8_t pin) { return _SFR_IO8(pin >> 4) & _BV(pin & 0xf); } |