/* Copyright 2018 mtdjr - modified by ishtob * Driver for solenoid written for QMK * * 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/>. */ #include <timer.h> #include "solenoid.h" #include "haptic.h" bool solenoid_on = false; bool solenoid_buzzing = false; uint16_t solenoid_start = 0; uint8_t solenoid_dwell = SOLENOID_DEFAULT_DWELL; extern haptic_config_t haptic_config; void solenoid_buzz_on(void) { haptic_set_buzz(1); } void solenoid_buzz_off(void) { haptic_set_buzz(0); } void solenoid_set_buzz(int buzz) { haptic_set_buzz(buzz); } void solenoid_dwell_minus(uint8_t solenoid_dwell) { if (solenoid_dwell > 0) solenoid_dwell--; } void solenoid_dwell_plus(uint8_t solenoid_dwell) { if (solenoid_dwell < SOLENOID_MAX_DWELL) solenoid_dwell++; } void solenoid_set_dwell(uint8_t dwell) { solenoid_dwell = dwell; } void solenoid_stop(void) { writePinLow(SOLENOID_PIN); solenoid_on = false; solenoid_buzzing = false; } void solenoid_fire(void) { if (!haptic_config.buzz && solenoid_on) return; if (haptic_config.buzz && solenoid_buzzing) return; solenoid_on = true; solenoid_buzzing = true; solenoid_start = timer_read(); writePinHigh(SOLENOID_PIN); } void solenoid_check(void) { uint16_t elapsed = 0; if (!solenoid_on) return; elapsed = timer_elapsed(solenoid_start); // Check if it's time to finish this solenoid click cycle if (elapsed > solenoid_dwell) { solenoid_stop(); return; } // Check whether to buzz the solenoid on and off if (haptic_config.buzz) { if (elapsed / SOLENOID_MIN_DWELL % 2 == 0) { if (!solenoid_buzzing) { solenoid_buzzing = true; writePinHigh(SOLENOID_PIN); } } else { if (solenoid_buzzing) { solenoid_buzzing = false; writePinLow(SOLENOID_PIN); } } } } void solenoid_setup(void) { setPinOutput(SOLENOID_PIN); solenoid_fire(); } void solenoid_shutdown(void) { writePinLow(SOLENOID_PIN); }