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path: root/drivers/haptic/solenoid.c
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Diffstat (limited to 'drivers/haptic/solenoid.c')
-rw-r--r--drivers/haptic/solenoid.c109
1 files changed, 109 insertions, 0 deletions
diff --git a/drivers/haptic/solenoid.c b/drivers/haptic/solenoid.c
new file mode 100644
index 000000000..2d39dbc17
--- /dev/null
+++ b/drivers/haptic/solenoid.c
@@ -0,0 +1,109 @@
1/* Copyright 2018 mtdjr - modified by ishtob
2 * Driver for solenoid written for QMK
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18#include <timer.h>
19#include "solenoid.h"
20#include "haptic.h"
21
22bool solenoid_on = false;
23bool solenoid_buzzing = false;
24uint16_t solenoid_start = 0;
25uint8_t solenoid_dwell = SOLENOID_DEFAULT_DWELL;
26
27extern haptic_config_t haptic_config;
28
29
30void solenoid_buzz_on(void) {
31 haptic_set_buzz(1);
32}
33
34void solenoid_buzz_off(void) {
35 haptic_set_buzz(0);
36}
37
38void solenoid_set_buzz(int buzz) {
39 haptic_set_buzz(buzz);
40}
41
42
43void solenoid_dwell_minus(uint8_t solenoid_dwell) {
44 if (solenoid_dwell > 0) solenoid_dwell--;
45}
46
47void solenoid_dwell_plus(uint8_t solenoid_dwell) {
48 if (solenoid_dwell < SOLENOID_MAX_DWELL) solenoid_dwell++;
49}
50
51void solenoid_set_dwell(uint8_t dwell) {
52 solenoid_dwell = dwell;
53}
54
55void solenoid_stop(void) {
56 writePinLow(SOLENOID_PIN);
57 solenoid_on = false;
58 solenoid_buzzing = false;
59}
60
61void solenoid_fire(void) {
62 if (!haptic_config.buzz && solenoid_on) return;
63 if (haptic_config.buzz && solenoid_buzzing) return;
64
65 solenoid_on = true;
66 solenoid_buzzing = true;
67 solenoid_start = timer_read();
68 writePinHigh(SOLENOID_PIN);
69}
70
71void solenoid_check(void) {
72 uint16_t elapsed = 0;
73
74 if (!solenoid_on) return;
75
76 elapsed = timer_elapsed(solenoid_start);
77
78 //Check if it's time to finish this solenoid click cycle
79 if (elapsed > solenoid_dwell) {
80 solenoid_stop();
81 return;
82 }
83
84 //Check whether to buzz the solenoid on and off
85 if (haptic_config.buzz) {
86 if (elapsed / SOLENOID_MIN_DWELL % 2 == 0){
87 if (!solenoid_buzzing) {
88 solenoid_buzzing = true;
89 writePinHigh(SOLENOID_PIN);
90 }
91 }
92 else {
93 if (solenoid_buzzing) {
94 solenoid_buzzing = false;
95 writePinLow(SOLENOID_PIN);
96 }
97 }
98 }
99}
100
101void solenoid_setup(void) {
102 setPinOutput(SOLENOID_PIN);
103 solenoid_fire();
104}
105
106void solenoid_shutdown(void) {
107 writePinLow(SOLENOID_PIN);
108
109}