mirror of https://github.com/arendst/Tasmota.git
452 lines
19 KiB
C++
452 lines
19 KiB
C++
/*
|
|
support_switch.ino - switch support for Tasmota
|
|
|
|
Copyright (C) 2020 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 SWITCH_V3
|
|
#ifdef SWITCH_V3
|
|
/*********************************************************************************************\
|
|
* Switch support with input filter
|
|
*
|
|
* Inspired by (https://github.com/OLIMEX/olimex-iot-firmware-esp8266/blob/master/olimex/user/user_switch2.c)
|
|
\*********************************************************************************************/
|
|
|
|
const uint8_t SWITCH_PROBE_INTERVAL = 10; // Time in milliseconds between switch input probe
|
|
const uint8_t SWITCH_FAST_PROBE_INTERVAL =2;// Time in milliseconds between switch input probe for AC detection
|
|
const uint8_t AC_PERIOD = (20 + SWITCH_FAST_PROBE_INTERVAL - 1) / SWITCH_FAST_PROBE_INTERVAL; // Duration of an AC wave in probe intervals
|
|
|
|
// Switch Mode definietions
|
|
#define SM_TIMER_MASK 0x3F
|
|
#define SM_NO_TIMER_MASK 0xFF
|
|
#define SM_FIRST_PRESS 0x40
|
|
#define SM_SECOND_PRESS 0x80
|
|
#define POWER_NONE 99
|
|
|
|
const char kSwitchPressStates[] PROGMEM =
|
|
"||||POWER_INCREMENT|POWER_INV|POWER_CLEAR|POWER_RELEASE|POWER_100|";
|
|
|
|
#include <Ticker.h>
|
|
|
|
Ticker TickerSwitch;
|
|
|
|
struct SWITCH {
|
|
uint32_t debounce = 0; // Switch debounce timer
|
|
uint16_t no_pullup_mask = 0; // Switch pull-up bitmask flags
|
|
uint8_t state[MAX_SWITCHES] = { 0 };
|
|
uint8_t last_state[MAX_SWITCHES]; // Last wall switch states
|
|
uint8_t hold_timer[MAX_SWITCHES] = { 0 }; // Timer for wallswitch push button hold
|
|
uint8_t virtual_state[MAX_SWITCHES]; // Virtual switch states
|
|
uint8_t first_change = 0;
|
|
uint8_t present = 0;
|
|
} Switch;
|
|
|
|
/********************************************************************************************/
|
|
|
|
void SwitchPullupFlag(uint32 switch_bit) {
|
|
bitSet(Switch.no_pullup_mask, switch_bit);
|
|
}
|
|
|
|
void SwitchSetVirtual(uint32_t index, uint32_t state) {
|
|
Switch.virtual_state[index] = state;
|
|
}
|
|
|
|
uint8_t SwitchGetVirtual(uint32_t index) {
|
|
return Switch.virtual_state[index];
|
|
}
|
|
|
|
uint8_t SwitchLastState(uint32_t index) {
|
|
return Switch.last_state[index];
|
|
}
|
|
|
|
bool SwitchState(uint32_t index) {
|
|
uint32_t switchmode = Settings.switchmode[index];
|
|
return ((FOLLOW_INV == switchmode) ||
|
|
(PUSHBUTTON_INV == switchmode) ||
|
|
(PUSHBUTTONHOLD_INV == switchmode) ||
|
|
(FOLLOWMULTI_INV == switchmode) ||
|
|
(PUSHHOLDMULTI_INV == switchmode) ||
|
|
(PUSHON_INV == switchmode)
|
|
) ^ Switch.last_state[index];
|
|
}
|
|
|
|
/*********************************************************************************************/
|
|
|
|
void SwitchProbe(void) {
|
|
if (TasmotaGlobal.uptime < 4) { return; } // Block GPIO for 4 seconds after poweron to workaround Wemos D1 / Obi RTS circuit
|
|
|
|
uint32_t state_filter;
|
|
uint32_t switch_probe_interval;
|
|
uint32_t first_change = Switch.first_change;
|
|
uint32_t debounce_flags = Settings.switch_debounce % 10;
|
|
bool force_high = (debounce_flags &1); // 51, 101, 151 etc
|
|
bool force_low = (debounce_flags &2); // 52, 102, 152 etc
|
|
bool ac_detect = (debounce_flags == 9);
|
|
|
|
if (ac_detect) {
|
|
switch_probe_interval = SWITCH_FAST_PROBE_INTERVAL;
|
|
if (Settings.switch_debounce < 2 * AC_PERIOD * SWITCH_FAST_PROBE_INTERVAL + 9) {
|
|
state_filter = 2 * AC_PERIOD;
|
|
} else if (Settings.switch_debounce > (0x7f - 2 * AC_PERIOD) * SWITCH_FAST_PROBE_INTERVAL) {
|
|
state_filter = 0x7f;
|
|
} else {
|
|
state_filter = (Settings.switch_debounce - 9) / SWITCH_FAST_PROBE_INTERVAL;
|
|
}
|
|
} else {
|
|
switch_probe_interval = SWITCH_PROBE_INTERVAL;
|
|
state_filter = Settings.switch_debounce / SWITCH_PROBE_INTERVAL; // 5, 10, 15
|
|
}
|
|
|
|
for (uint32_t i = 0; i < MAX_SWITCHES; i++) {
|
|
if (PinUsed(GPIO_SWT1, i)) {
|
|
// Olimex user_switch2.c code to fix 50Hz induced pulses
|
|
if (1 == digitalRead(Pin(GPIO_SWT1, i))) {
|
|
|
|
if (ac_detect) { // Enabled with SwitchDebounce x9
|
|
Switch.state[i] |= 0x80;
|
|
if (Switch.state[i] > 0x80) {
|
|
Switch.state[i]--;
|
|
if (0x80 == Switch.state[i]) {
|
|
Switch.virtual_state[i] = 0;
|
|
Switch.first_change = false;
|
|
}
|
|
}
|
|
} else {
|
|
|
|
if (force_high) { // Enabled with SwitchDebounce x1
|
|
if (1 == Switch.virtual_state[i]) {
|
|
Switch.state[i] = state_filter; // With noisy input keep current state 1 unless constant 0
|
|
}
|
|
}
|
|
|
|
if (Switch.state[i] < state_filter) {
|
|
Switch.state[i]++;
|
|
if (state_filter == Switch.state[i]) {
|
|
Switch.virtual_state[i] = 1;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
|
|
if (ac_detect) { // Enabled with SwitchDebounce x9
|
|
/*
|
|
* Moes MS-104B and similar devices using an AC detection circuitry
|
|
* on their switch inputs generating an ~4 ms long low pulse every
|
|
* AC wave. We start the time measurement on the falling edge.
|
|
*
|
|
* state: bit7: previous state, bit6..0: counter
|
|
*/
|
|
if (Switch.state[i] & 0x80) {
|
|
Switch.state[i] &= 0x7f;
|
|
if (Switch.state[i] < state_filter - 2 * AC_PERIOD) {
|
|
Switch.state[i] += 2 * AC_PERIOD;
|
|
} else {
|
|
Switch.state[i] = state_filter;
|
|
Switch.virtual_state[i] = 1;
|
|
if (first_change) {
|
|
Switch.last_state[i] = 1;
|
|
Switch.first_change = false;
|
|
}
|
|
}
|
|
} else {
|
|
if (Switch.state[i] > 0x00) {
|
|
Switch.state[i]--;
|
|
if (0x00 == Switch.state[i]) {
|
|
Switch.virtual_state[i] = 0;
|
|
Switch.first_change = false;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
|
|
if (force_low) { // Enabled with SwitchDebounce x2
|
|
if (0 == Switch.virtual_state[i]) {
|
|
Switch.state[i] = 0; // With noisy input keep current state 0 unless constant 1
|
|
}
|
|
}
|
|
|
|
if (Switch.state[i] > 0) {
|
|
Switch.state[i]--;
|
|
if (0 == Switch.state[i]) {
|
|
Switch.virtual_state[i] = 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
TickerSwitch.attach_ms(switch_probe_interval, SwitchProbe); // Re-arm as core 2.3.0 does only support ONCE mode
|
|
}
|
|
|
|
void SwitchInit(void) {
|
|
bool ac_detect = (Settings.switch_debounce % 10 == 9);
|
|
|
|
Switch.present = 0;
|
|
for (uint32_t i = 0; i < MAX_SWITCHES; i++) {
|
|
Switch.last_state[i] = 1; // Init global to virtual switch state;
|
|
if (PinUsed(GPIO_SWT1, i)) {
|
|
Switch.present++;
|
|
#ifdef ESP8266
|
|
pinMode(Pin(GPIO_SWT1, i), bitRead(Switch.no_pullup_mask, i) ? INPUT : ((16 == Pin(GPIO_SWT1, i)) ? INPUT_PULLDOWN_16 : INPUT_PULLUP));
|
|
#endif // ESP8266
|
|
#ifdef ESP32
|
|
pinMode(Pin(GPIO_SWT1, i), bitRead(Switch.no_pullup_mask, i) ? INPUT : INPUT_PULLUP);
|
|
#endif // ESP32
|
|
if (ac_detect) {
|
|
Switch.state[i] = 0x80 + 2 * AC_PERIOD;
|
|
Switch.last_state[i] = 0; // Will set later in the debouncing code
|
|
} else {
|
|
Switch.last_state[i] = digitalRead(Pin(GPIO_SWT1, i)); // Set global now so doesn't change the saved power state on first switch check
|
|
}
|
|
}
|
|
Switch.virtual_state[i] = Switch.last_state[i];
|
|
}
|
|
if (Switch.present) {
|
|
if (ac_detect) {
|
|
TickerSwitch.attach_ms(SWITCH_FAST_PROBE_INTERVAL, SwitchProbe);
|
|
Switch.first_change = true;
|
|
} else {
|
|
TickerSwitch.attach_ms(SWITCH_PROBE_INTERVAL, SwitchProbe);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*********************************************************************************************\
|
|
* Switch handler
|
|
\*********************************************************************************************/
|
|
|
|
void SwitchHandler(uint32_t mode) {
|
|
if (TasmotaGlobal.uptime < 4) { return; } // Block GPIO for 4 seconds after poweron to workaround Wemos D1 / Obi RTS circuit
|
|
|
|
uint32_t loops_per_second = 1000 / Settings.switch_debounce;
|
|
|
|
for (uint32_t i = 0; i < MAX_SWITCHES; i++) {
|
|
if (PinUsed(GPIO_SWT1, i) || (mode)) {
|
|
uint32_t button = Switch.virtual_state[i];
|
|
uint32_t switchflag = POWER_TOGGLE +1;
|
|
uint32_t mqtt_action = POWER_NONE;
|
|
|
|
if (Switch.hold_timer[i] & (((Settings.switchmode[i] == PUSHHOLDMULTI) | (Settings.switchmode[i] == PUSHHOLDMULTI_INV)) ? SM_TIMER_MASK: SM_NO_TIMER_MASK)) {
|
|
Switch.hold_timer[i]--;
|
|
if ((Switch.hold_timer[i] & SM_TIMER_MASK) == loops_per_second * Settings.param[P_HOLD_TIME] / 25) {
|
|
if ((Settings.switchmode[i] == PUSHHOLDMULTI) & (NOT_PRESSED == Switch.last_state[i])) {
|
|
SendKey(KEY_SWITCH, i +1, POWER_INCREMENT); // Execute command via MQTT
|
|
}
|
|
if ((Settings.switchmode[i] == PUSHHOLDMULTI_INV) & (PRESSED == Switch.last_state[i])) {
|
|
SendKey(KEY_SWITCH, i +1, POWER_INCREMENT); // Execute command via MQTT
|
|
}
|
|
}
|
|
if (0 == (Switch.hold_timer[i] & (((Settings.switchmode[i] == PUSHHOLDMULTI) | (Settings.switchmode[i] == PUSHHOLDMULTI_INV)) ? SM_TIMER_MASK: SM_NO_TIMER_MASK))) {
|
|
switch (Settings.switchmode[i]) {
|
|
case TOGGLEMULTI:
|
|
switchflag = POWER_TOGGLE; // Toggle after hold
|
|
break;
|
|
case FOLLOWMULTI:
|
|
switchflag = button &1; // Follow wall switch state after hold
|
|
break;
|
|
case FOLLOWMULTI_INV:
|
|
switchflag = ~button &1; // Follow inverted wall switch state after hold
|
|
break;
|
|
case PUSHHOLDMULTI:
|
|
if (NOT_PRESSED == button) {
|
|
Switch.hold_timer[i] = loops_per_second * Settings.param[P_HOLD_TIME] / 25;
|
|
SendKey(KEY_SWITCH, i +1, POWER_INCREMENT); // Execute command via MQTT
|
|
mqtt_action = POWER_INCREMENT;
|
|
} else {
|
|
Switch.hold_timer[i]= 0;
|
|
SendKey(KEY_SWITCH, i +1, POWER_CLEAR); // Execute command via MQTT
|
|
mqtt_action = POWER_CLEAR;
|
|
}
|
|
break;
|
|
case PUSHHOLDMULTI_INV:
|
|
if (PRESSED == button) {
|
|
Switch.hold_timer[i] = loops_per_second * Settings.param[P_HOLD_TIME] / 25;
|
|
SendKey(KEY_SWITCH, i +1, POWER_INCREMENT); // Execute command via MQTT
|
|
mqtt_action = POWER_INCREMENT;
|
|
|
|
} else {
|
|
Switch.hold_timer[i]= 0;
|
|
SendKey(KEY_SWITCH, i +1, POWER_CLEAR); // Execute command via MQTT
|
|
mqtt_action = POWER_CLEAR;
|
|
}
|
|
break;
|
|
default:
|
|
SendKey(KEY_SWITCH, i +1, POWER_HOLD); // Execute command via MQTT
|
|
mqtt_action = POWER_HOLD;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (button != Switch.last_state[i]) { // This implies if ((PRESSED == button) then (NOT_PRESSED == Switch.last_state[i]))
|
|
switch (Settings.switchmode[i]) {
|
|
case TOGGLE:
|
|
case PUSHBUTTON_TOGGLE:
|
|
switchflag = POWER_TOGGLE; // Toggle
|
|
break;
|
|
case FOLLOW:
|
|
switchflag = button &1; // Follow wall switch state
|
|
break;
|
|
case FOLLOW_INV:
|
|
switchflag = ~button &1; // Follow inverted wall switch state
|
|
break;
|
|
case PUSHBUTTON:
|
|
if (PRESSED == button) {
|
|
switchflag = POWER_TOGGLE; // Toggle with pushbutton to Gnd
|
|
}
|
|
break;
|
|
case PUSHBUTTON_INV:
|
|
if (NOT_PRESSED == button) {
|
|
switchflag = POWER_TOGGLE; // Toggle with releasing pushbutton from Gnd
|
|
}
|
|
break;
|
|
case PUSHBUTTONHOLD:
|
|
if (PRESSED == button) {
|
|
Switch.hold_timer[i] = loops_per_second * Settings.param[P_HOLD_TIME] / 10; // Start timer on button press
|
|
}
|
|
if ((NOT_PRESSED == button) && (Switch.hold_timer[i])) {
|
|
Switch.hold_timer[i] = 0; // Button released and hold timer not expired : stop timer...
|
|
switchflag = POWER_TOGGLE; // ...and Toggle
|
|
}
|
|
break;
|
|
case PUSHBUTTONHOLD_INV:
|
|
if (NOT_PRESSED == button) {
|
|
Switch.hold_timer[i] = loops_per_second * Settings.param[P_HOLD_TIME] / 10; // Start timer on button press...
|
|
}
|
|
if ((PRESSED == button) && (Switch.hold_timer[i])) {
|
|
Switch.hold_timer[i] = 0; // Button released and hold timer not expired : stop timer.
|
|
switchflag = POWER_TOGGLE; // ...and Toggle
|
|
}
|
|
break;
|
|
case TOGGLEMULTI:
|
|
case FOLLOWMULTI:
|
|
case FOLLOWMULTI_INV:
|
|
if (Switch.hold_timer[i]) {
|
|
Switch.hold_timer[i] = 0;
|
|
SendKey(KEY_SWITCH, i +1, POWER_HOLD); // Execute command via MQTT
|
|
mqtt_action = POWER_HOLD;
|
|
} else {
|
|
Switch.hold_timer[i] = loops_per_second / 2; // 0.5 second multi press window
|
|
}
|
|
break;
|
|
case PUSHHOLDMULTI:
|
|
if (NOT_PRESSED == button) {
|
|
if ((Switch.hold_timer[i] & SM_TIMER_MASK) != 0) {
|
|
Switch.hold_timer[i] = ((Switch.hold_timer[i] & ~SM_TIMER_MASK) == SM_FIRST_PRESS) ? SM_SECOND_PRESS : 0;
|
|
SendKey(KEY_SWITCH, i +1, POWER_INV); // Execute command via MQTT
|
|
mqtt_action = POWER_INV;
|
|
}
|
|
} else {
|
|
if ((Switch.hold_timer[i] & SM_TIMER_MASK) > loops_per_second * Settings.param[P_HOLD_TIME] / 25) {
|
|
if((Switch.hold_timer[i] & ~SM_TIMER_MASK) != SM_SECOND_PRESS) {
|
|
Switch.hold_timer[i]= SM_FIRST_PRESS;
|
|
switchflag = POWER_TOGGLE; // Toggle with pushbutton
|
|
}
|
|
else{
|
|
SendKey(KEY_SWITCH, i +1, POWER_100); // Execute command via MQTT
|
|
mqtt_action = POWER_100;
|
|
Switch.hold_timer[i]= 0;
|
|
}
|
|
} else {
|
|
Switch.hold_timer[i]= 0;
|
|
SendKey(KEY_SWITCH, i +1, POWER_RELEASE); // Execute command via MQTT
|
|
mqtt_action = POWER_RELEASE;
|
|
}
|
|
}
|
|
Switch.hold_timer[i] = (Switch.hold_timer[i] & ~SM_TIMER_MASK) | loops_per_second * Settings.param[P_HOLD_TIME] / 10;
|
|
break;
|
|
case PUSHHOLDMULTI_INV:
|
|
if (PRESSED == button) {
|
|
if ((Switch.hold_timer[i] & SM_TIMER_MASK) != 0) {
|
|
Switch.hold_timer[i] = ((Switch.hold_timer[i] & ~SM_TIMER_MASK) == SM_FIRST_PRESS) ? SM_SECOND_PRESS : 0;
|
|
SendKey(KEY_SWITCH, i +1, POWER_INV); // Execute command via MQTT
|
|
mqtt_action = POWER_INV;
|
|
}
|
|
} else {
|
|
if ((Switch.hold_timer[i] & SM_TIMER_MASK)> loops_per_second * Settings.param[P_HOLD_TIME] / 25) {
|
|
if((Switch.hold_timer[i] & ~SM_TIMER_MASK) != SM_SECOND_PRESS) {
|
|
Switch.hold_timer[i]= SM_FIRST_PRESS;
|
|
switchflag = POWER_TOGGLE; // Toggle with pushbutton
|
|
}
|
|
else{
|
|
SendKey(KEY_SWITCH, i +1, POWER_100); // Execute command via MQTT
|
|
mqtt_action = POWER_100;
|
|
Switch.hold_timer[i]= 0;
|
|
}
|
|
} else {
|
|
Switch.hold_timer[i]= 0;
|
|
SendKey(KEY_SWITCH, i +1, POWER_RELEASE); // Execute command via MQTT
|
|
mqtt_action = POWER_RELEASE;
|
|
}
|
|
}
|
|
Switch.hold_timer[i] = (Switch.hold_timer[i] & ~SM_TIMER_MASK) | loops_per_second * Settings.param[P_HOLD_TIME] / 10;
|
|
break;
|
|
case PUSHON:
|
|
if (PRESSED == button) {
|
|
switchflag = POWER_ON; // Power ON with pushbutton to Gnd
|
|
}
|
|
break;
|
|
case PUSHON_INV:
|
|
if (NOT_PRESSED == button) {
|
|
switchflag = POWER_ON; // Power ON with releasing pushbutton from Gnd
|
|
}
|
|
break;
|
|
case PUSH_IGNORE:
|
|
Switch.last_state[i] = button; // Update switch state before publishing
|
|
MqttPublishSensor();
|
|
break;
|
|
}
|
|
Switch.last_state[i] = button;
|
|
}
|
|
if (switchflag <= POWER_TOGGLE) {
|
|
if (!Settings.flag5.mqtt_switches) { // SetOption114 (0) - Detach Switches from relays and enable MQTT action state for all the SwitchModes
|
|
if (!SendKey(KEY_SWITCH, i +1, switchflag)) { // Execute command via MQTT
|
|
ExecuteCommandPower(i +1, switchflag, SRC_SWITCH); // Execute command internally (if i < TasmotaGlobal.devices_present)
|
|
}
|
|
} else { mqtt_action = switchflag; }
|
|
}
|
|
if ((mqtt_action != POWER_NONE) && Settings.flag5.mqtt_switches) { // SetOption114 (0) - Detach Switches from relays and enable MQTT action state for all the SwitchModes
|
|
if (!Settings.flag.hass_discovery) { // SetOption19 - Control Home Assistant automatic discovery (See SetOption59)
|
|
char mqtt_state_str[16];
|
|
char *mqtt_state = mqtt_state_str;
|
|
if (mqtt_action <= 3) {
|
|
if (mqtt_action != 3) { SendKey(KEY_SWITCH, i +1, mqtt_action); }
|
|
mqtt_state = SettingsText(SET_STATE_TXT1 + mqtt_action);
|
|
} else {
|
|
GetTextIndexed(mqtt_state_str, sizeof(mqtt_state_str), mqtt_action, kSwitchPressStates);
|
|
}
|
|
Response_P(S_JSON_SVALUE_ACTION_SVALUE, GetSwitchText(i).c_str(), mqtt_state);
|
|
char scommand[10];
|
|
snprintf_P(scommand, sizeof(scommand), PSTR(D_JSON_SWITCH "%d"), i +1);
|
|
MqttPublishPrefixTopicRulesProcess_P(RESULT_OR_STAT, scommand);
|
|
}
|
|
mqtt_action = POWER_NONE;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void SwitchLoop(void) {
|
|
if (Switch.present) {
|
|
if (TimeReached(Switch.debounce)) {
|
|
SetNextTimeInterval(Switch.debounce, Settings.switch_debounce);
|
|
SwitchHandler(0);
|
|
}
|
|
}
|
|
}
|
|
|
|
#endif // SWITCH_V3
|