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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| /* | ||
| support_rotary.ino - rotary switch support for Sonoff-Tasmota | ||
| Copyright (C) 2019 Theo Arends | ||
| 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 3 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/>. | ||
| */ | ||
|
|
||
| #define ROTARY_V1 | ||
| #ifdef ROTARY_V1 | ||
| /*********************************************************************************************\ | ||
| * Rotary support | ||
| \*********************************************************************************************/ | ||
|
|
||
| unsigned long rotary_debounce = 0; // Rotary debounce timer | ||
| uint8_t rotaries_found = 0; | ||
| uint8_t rotary_state = 0; | ||
| uint8_t rotary_position = 128; | ||
| uint8_t rotary_last_position = 128; | ||
| uint8_t interrupts_in_use = 0; | ||
|
|
||
| /********************************************************************************************/ | ||
|
|
||
| void update_position() { | ||
| uint8_t s; | ||
|
|
||
| /* | ||
| * https://github.com/PaulStoffregen/Encoder/blob/master/Encoder.h | ||
| */ | ||
|
|
||
| s = rotary_state & 3; | ||
| if (digitalRead(pin[GPIO_ROT_A])) s |= 4; | ||
| if (digitalRead(pin[GPIO_ROT_B])) s |= 8; | ||
| switch (s) { | ||
| case 0: case 5: case 10: case 15: | ||
| break; | ||
| case 1: case 7: case 8: case 14: | ||
| rotary_position++; break; | ||
| case 2: case 4: case 11: case 13: | ||
| rotary_position--; break; | ||
| case 3: case 12: | ||
| rotary_position = rotary_position + 2; break; | ||
| default: | ||
| rotary_position = rotary_position - 2; break; | ||
| } | ||
| rotary_state = (s >> 2); | ||
| } | ||
|
|
||
| void update_rotary() { | ||
| if (MI_DESK_LAMP == Settings.module){ | ||
| if (light_power) { | ||
| update_position(); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| void RotaryInit(void) | ||
| { | ||
| rotaries_found = 0; | ||
| if (pin[GPIO_ROT_A] < 99 && pin[GPIO_ROT_B] < 99) { | ||
| rotaries_found++; | ||
| pinMode(pin[GPIO_ROT_A], INPUT_PULLUP); | ||
| pinMode(pin[GPIO_ROT_B], INPUT_PULLUP); | ||
|
|
||
| // GPIO6-GPIO11 are typically used to interface with the flash memory IC on | ||
| // most esp8266 modules, so we should avoid adding interrupts to these pins. | ||
|
|
||
| if (pin[GPIO_ROT_A] < 6 || pin[GPIO_ROT_A] > 11) { | ||
| attachInterrupt(digitalPinToInterrupt(pin[GPIO_ROT_A]), update_rotary, CHANGE); | ||
| interrupts_in_use++; | ||
| } | ||
| if (pin[GPIO_ROT_B] < 6 || pin[GPIO_ROT_B] > 11) { | ||
| attachInterrupt(digitalPinToInterrupt(pin[GPIO_ROT_B]), update_rotary, CHANGE); | ||
| interrupts_in_use++; | ||
| } | ||
| } | ||
| } | ||
|
|
||
| /*********************************************************************************************\ | ||
| * Rotary handler | ||
| \*********************************************************************************************/ | ||
|
|
||
| void RotaryHandler(void) | ||
| { | ||
| if (interrupts_in_use < 2) { | ||
| noInterrupts(); | ||
| update_rotary(); | ||
| } else { | ||
| noInterrupts(); | ||
| } | ||
| interrupts(); | ||
|
|
||
| if (rotary_last_position != rotary_position) { | ||
| if (MI_DESK_LAMP == Settings.module) { // Mi Desk lamp | ||
| int8_t d = Settings.light_dimmer; | ||
| d = d + (rotary_position - rotary_last_position); | ||
| if (d < 1) { | ||
| d = 1; | ||
| } | ||
| if (d > 100) { | ||
| d = 100; | ||
| } | ||
| snprintf_P(log_data, sizeof(log_data), PSTR(D_LOG_APPLICATION D_CMND_DIMMER " %d"), rotary_position - rotary_last_position); | ||
| AddLog(LOG_LEVEL_DEBUG); | ||
|
|
||
| LightSetDimmer(d); | ||
| Settings.light_dimmer = d; | ||
| } | ||
| rotary_last_position = rotary_position; | ||
| } | ||
| } | ||
|
|
||
| void RotaryLoop(void) | ||
| { | ||
| if (rotaries_found) { | ||
| if (TimeReached(rotary_debounce)) { | ||
| SetNextTimeInterval(rotary_debounce, Settings.rotary_debounce); | ||
| RotaryHandler(); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| #endif // ROTARY_V1 |