Tasmota/sonoff/support_button.ino

288 lines
13 KiB
C++

/*
support_button.ino - button support for 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 BUTTON_V1
#ifdef BUTTON_V1
/*********************************************************************************************\
* Button support
\*********************************************************************************************/
#define MAX_BUTTON_COMMANDS 5 // Max number of button commands supported
const char kCommands[] PROGMEM =
D_CMND_WIFICONFIG " 2|" D_CMND_WIFICONFIG " 2|" D_CMND_WIFICONFIG " 2|" D_CMND_RESTART " 1|" D_CMND_UPGRADE " 1";
struct BUTTON {
unsigned long debounce = 0; // Button debounce timer
uint16_t hold_timer[MAX_KEYS] = { 0 }; // Timer for button hold
uint16_t dual_code = 0; // Sonoff dual received code
uint8_t last_state[MAX_KEYS] = { NOT_PRESSED, NOT_PRESSED, NOT_PRESSED, NOT_PRESSED }; // Last button states
uint8_t window_timer[MAX_KEYS] = { 0 }; // Max time between button presses to record press count
uint8_t press_counter[MAX_KEYS] = { 0 }; // Number of button presses within Button.window_timer
uint8_t dual_receive_count = 0; // Sonoff dual input flag
uint8_t no_pullup_mask = 0; // key no pullup flag (1 = no pullup)
uint8_t inverted_mask = 0; // Key inverted flag (1 = inverted)
uint8_t present = 0; // Number of buttons found flag
uint8_t adc = 99; // ADC0 button number
} Button;
/********************************************************************************************/
void ButtonPullupFlag(uint8 button_bit)
{
bitSet(Button.no_pullup_mask, button_bit);
}
void ButtonInvertFlag(uint8 button_bit)
{
bitSet(Button.inverted_mask, button_bit);
}
void ButtonInit(void)
{
Button.present = 0;
for (uint32_t i = 0; i < MAX_KEYS; i++) {
if (pin[GPIO_KEY1 +i] < 99) {
Button.present++;
pinMode(pin[GPIO_KEY1 +i], bitRead(Button.no_pullup_mask, i) ? INPUT : ((16 == pin[GPIO_KEY1 +i]) ? INPUT_PULLDOWN_16 : INPUT_PULLUP));
}
#ifndef USE_ADC_VCC
else if ((99 == Button.adc) && ((ADC0_BUTTON == my_adc0) || (ADC0_BUTTON_INV == my_adc0))) {
Button.present++;
Button.adc = i;
}
#endif // USE_ADC_VCC
}
}
uint8_t ButtonSerial(uint8_t serial_in_byte)
{
if (Button.dual_receive_count) {
Button.dual_receive_count--;
if (Button.dual_receive_count) {
Button.dual_code = (Button.dual_code << 8) | serial_in_byte;
serial_in_byte = 0;
} else {
if (serial_in_byte != 0xA1) {
Button.dual_code = 0; // 0xA1 - End of Sonoff dual button code
}
}
}
if (0xA0 == serial_in_byte) { // 0xA0 - Start of Sonoff dual button code
serial_in_byte = 0;
Button.dual_code = 0;
Button.dual_receive_count = 3;
}
return serial_in_byte;
}
/*********************************************************************************************\
* Button handler with single press only or multi-press and hold on all buttons
*
* ButtonDebounce (50) - Debounce time in mSec
* SetOption1 (0) - If set do not execute config commands
* SetOption11 (0) - If set perform single press action on double press and reverse
* SetOption13 (0) - If set act on single press only
* SetOption32 (40) - Max button hold time in Seconds
* SetOption40 (0) - Number of 0.1 seconds until hold is discarded if SetOption1 1 and SetOption13 0
\*********************************************************************************************/
void ButtonHandler(void)
{
if (uptime < 4) { return; } // Block GPIO for 4 seconds after poweron to workaround Wemos D1 / Obi RTS circuit
uint8_t button = NOT_PRESSED;
uint8_t button_present = 0;
uint8_t hold_time_extent = IMMINENT_RESET_FACTOR; // Extent hold time factor in case of iminnent Reset command
uint16_t loops_per_second = 1000 / Settings.button_debounce; // ButtonDebounce (50)
char scmnd[20];
// uint8_t maxdev = (devices_present > MAX_KEYS) ? MAX_KEYS : devices_present;
// for (uint32_t button_index = 0; button_index < maxdev; button_index++) {
for (uint32_t button_index = 0; button_index < MAX_KEYS; button_index++) {
button = NOT_PRESSED;
button_present = 0;
if (!button_index && ((SONOFF_DUAL == my_module_type) || (CH4 == my_module_type))) {
button_present = 1;
if (Button.dual_code) {
AddLog_P2(LOG_LEVEL_DEBUG, PSTR(D_LOG_APPLICATION D_BUTTON " " D_CODE " %04X"), Button.dual_code);
button = PRESSED;
if (0xF500 == Button.dual_code) { // Button hold
Button.hold_timer[button_index] = (loops_per_second * Settings.param[P_HOLD_TIME] / 10) -1; // SetOption32 (40)
hold_time_extent = 1;
}
Button.dual_code = 0;
}
}
else if (pin[GPIO_KEY1 +button_index] < 99) {
button_present = 1;
button = (digitalRead(pin[GPIO_KEY1 +button_index]) != bitRead(Button.inverted_mask, button_index));
}
#ifndef USE_ADC_VCC
if (Button.adc == button_index) {
button_present = 1;
if (ADC0_BUTTON_INV == my_adc0) {
button = (AdcRead(1) < 128);
}
else if (ADC0_BUTTON == my_adc0) {
button = (AdcRead(1) > 128);
}
}
#endif // USE_ADC_VCC
if (button_present) {
XdrvMailbox.index = button_index;
XdrvMailbox.payload = button;
if (XdrvCall(FUNC_BUTTON_PRESSED)) {
// Serviced
}
else if (SONOFF_4CHPRO == my_module_type) {
if (Button.hold_timer[button_index]) { Button.hold_timer[button_index]--; }
bool button_pressed = false;
if ((PRESSED == button) && (NOT_PRESSED == Button.last_state[button_index])) {
AddLog_P2(LOG_LEVEL_DEBUG, PSTR(D_LOG_APPLICATION D_BUTTON "%d " D_LEVEL_10), button_index +1);
Button.hold_timer[button_index] = loops_per_second;
button_pressed = true;
}
if ((NOT_PRESSED == button) && (PRESSED == Button.last_state[button_index])) {
AddLog_P2(LOG_LEVEL_DEBUG, PSTR(D_LOG_APPLICATION D_BUTTON "%d " D_LEVEL_01), button_index +1);
if (!Button.hold_timer[button_index]) { button_pressed = true; } // Do not allow within 1 second
}
if (button_pressed) {
if (!SendKey(KEY_BUTTON, button_index +1, POWER_TOGGLE)) { // Execute Toggle command via MQTT if ButtonTopic is set
ExecuteCommandPower(button_index +1, POWER_TOGGLE, SRC_BUTTON); // Execute Toggle command internally
}
}
}
else {
if ((PRESSED == button) && (NOT_PRESSED == Button.last_state[button_index])) {
if (Settings.flag.button_single) { // SetOption13 (0) - Allow only single button press for immediate action
AddLog_P2(LOG_LEVEL_DEBUG, PSTR(D_LOG_APPLICATION D_BUTTON "%d " D_IMMEDIATE), button_index +1);
if (!SendKey(KEY_BUTTON, button_index +1, POWER_TOGGLE)) { // Execute Toggle command via MQTT if ButtonTopic is set
ExecuteCommandPower(button_index +1, POWER_TOGGLE, SRC_BUTTON); // Execute Toggle command internally
}
} else {
Button.press_counter[button_index] = (Button.window_timer[button_index]) ? Button.press_counter[button_index] +1 : 1;
AddLog_P2(LOG_LEVEL_DEBUG, PSTR(D_LOG_APPLICATION D_BUTTON "%d " D_MULTI_PRESS " %d"), button_index +1, Button.press_counter[button_index]);
Button.window_timer[button_index] = loops_per_second / 2; // 0.5 second multi press window
}
blinks = 201;
}
if (NOT_PRESSED == button) {
Button.hold_timer[button_index] = 0;
} else {
Button.hold_timer[button_index]++;
if (Settings.flag.button_single) { // SetOption13 (0) - Allow only single button press for immediate action
if (Button.hold_timer[button_index] == loops_per_second * hold_time_extent * Settings.param[P_HOLD_TIME] / 10) { // SetOption32 (40) - Button held for factor times longer
// Settings.flag.button_single = 0;
snprintf_P(scmnd, sizeof(scmnd), PSTR(D_CMND_SETOPTION "13 0")); // Disable single press only
ExecuteCommand(scmnd, SRC_BUTTON);
}
} else {
if (Settings.flag.button_restrict) { // SetOption1 (0) - Button restriction
if (Settings.param[P_HOLD_IGNORE] > 0) { // SetOption40 (0) - Do not ignore button hold
if (Button.hold_timer[button_index] > loops_per_second * Settings.param[P_HOLD_IGNORE] / 10) {
Button.hold_timer[button_index] = 0; // Reset button hold counter to stay below hold trigger
Button.press_counter[button_index] = 0; // Discard button press to disable functionality
DEBUG_CORE_LOG(PSTR("BTN: " D_BUTTON "%d cancel by " D_CMND_SETOPTION "40 %d"), button_index +1, Settings.param[P_HOLD_IGNORE]);
}
}
if (Button.hold_timer[button_index] == loops_per_second * Settings.param[P_HOLD_TIME] / 10) { // SetOption32 (40) - Button hold
Button.press_counter[button_index] = 0;
SendKey(KEY_BUTTON, button_index +1, POWER_HOLD); // Execute Hold command via MQTT if ButtonTopic is set
}
} else {
if (Button.hold_timer[button_index] == loops_per_second * hold_time_extent * Settings.param[P_HOLD_TIME] / 10) { // SetOption32 (40) - Button held for factor times longer
Button.press_counter[button_index] = 0;
snprintf_P(scmnd, sizeof(scmnd), PSTR(D_CMND_RESET " 1"));
ExecuteCommand(scmnd, SRC_BUTTON);
}
}
}
}
if (!Settings.flag.button_single) { // SetOption13 (0) - Allow multi-press
if (Button.window_timer[button_index]) {
Button.window_timer[button_index]--;
} else {
if (!restart_flag && !Button.hold_timer[button_index] && (Button.press_counter[button_index] > 0) && (Button.press_counter[button_index] < MAX_BUTTON_COMMANDS +3)) {
bool single_press = false;
if (Button.press_counter[button_index] < 3) { // Single or Double press
if ((SONOFF_DUAL_R2 == my_module_type) || (SONOFF_DUAL == my_module_type) || (CH4 == my_module_type)) {
single_press = true;
} else {
single_press = (Settings.flag.button_swap +1 == Button.press_counter[button_index]); // SetOption11 (0)
if ((1 == Button.present) && (2 == devices_present)) { // Single Button with two devices only
if (Settings.flag.button_swap) { // SetOption11 (0)
Button.press_counter[button_index] = (single_press) ? 1 : 2;
}
} else {
Button.press_counter[button_index] = 1;
}
}
}
#if defined(USE_LIGHT) && defined(ROTARY_V1)
if (!((0 == button_index) && RotaryButtonPressed())) {
#endif
if (single_press && SendKey(KEY_BUTTON, button_index + Button.press_counter[button_index], POWER_TOGGLE)) { // Execute Toggle command via MQTT if ButtonTopic is set
// Success
} else {
if (Button.press_counter[button_index] < 3) { // Single or Double press
if (WifiState() > WIFI_RESTART) { // Wifimanager active
restart_flag = 1;
} else {
ExecuteCommandPower(button_index + Button.press_counter[button_index], POWER_TOGGLE, SRC_BUTTON); // Execute Toggle command internally
}
} else { // 3 - 7 press
if (!Settings.flag.button_restrict) { // SetOption1 (0)
GetTextIndexed(scmnd, sizeof(scmnd), Button.press_counter[button_index] -3, kCommands);
ExecuteCommand(scmnd, SRC_BUTTON);
}
}
}
#if defined(USE_LIGHT) && defined(ROTARY_V1)
}
#endif
Button.press_counter[button_index] = 0;
}
}
}
}
}
Button.last_state[button_index] = button;
}
}
void ButtonLoop(void)
{
if (Button.present) {
if (TimeReached(Button.debounce)) {
SetNextTimeInterval(Button.debounce, Settings.button_debounce); // ButtonDebounce (50)
ButtonHandler();
}
}
}
#endif // BUTTON_V1