- /* 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"
- #include "gpio.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_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_BUZZ_ACTUATED + SOLENOID_BUZZ_NONACTUATED)) < SOLENOID_BUZZ_ACTUATED) {
- 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); }
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