Prep PCF8574 virtual switch/button/relay

tasmota/include/tasmota_template.h

@@ -207,6 +207,7 @@ enum UserSelectablePins {
   GPIO_TUYAMCUBR_TX, GPIO_TUYAMCUBR_RX, // TuyaMCU Bridge
   GPIO_BIOPDU_PZEM0XX_TX, GPIO_BIOPDU_PZEM016_RX, GPIO_BIOPDU_BIT, // Biomine BioPDU 625x12
   GPIO_MCP23XXX_INT, GPIO_MCP23SXX_CS,  // MCP23xxx Int and SPI Chip select
+  GPIO_PCF8574_INT,                     // PCF8574 interrupt
   GPIO_SENSOR_END };
 
 // Error as warning to rethink GPIO usage with max 2045
@@ -461,6 +462,7 @@ const char kSensorNames[] PROGMEM =
   D_SENSOR_TUYAMCUBR_TX "|" D_SENSOR_TUYAMCUBR_RX "|"
   D_SENSOR_BIOPDU_PZEM0XX_TX "|" D_SENSOR_BIOPDU_PZEM016_RX "|" D_SENSOR_BIOPDU_BIT "|"
   D_SENSOR_MCP23XXX_INT "|" D_SENSOR_MCP23SXX_CS "|"
+  D_SENSOR_PCF8574_INT "|"
   ;
 
 const char kSensorNamesFixed[] PROGMEM =
@@ -556,6 +558,9 @@ const uint16_t kGpioNiceList[] PROGMEM = {
 #ifdef USE_I2C
   AGPIO(GPIO_I2C_SCL) + MAX_I2C,        // I2C SCL
   AGPIO(GPIO_I2C_SDA) + MAX_I2C,        // I2C SDA
+#ifdef USE_PCF8574
+  AGPIO(GPIO_PCF8574_INT),              // PCF8574 Interrupt
+#endif  // USE_PCF8574
 #endif
 
 #if defined(USE_I2S_AUDIO) || defined (USE_I2S)

tasmota/language/af_AF.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/bg_BG.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/ca_AD.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/cs_CZ.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/de_DE.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Puls"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/el_GR.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/en_GB.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/es_ES.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "Cruce por cero"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/fr_FR.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "Effet Hall"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/fy_NL.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/he_HE.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/hu_HU.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/it_IT.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS              "Impulsi ZC"
 #define D_SENSOR_HALLEFFECT             "Effetto hall"
 #define D_SENSOR_EPD_DATA               "EPD - Dati"
+#define D_SENSOR_PCF8574_INT            "PCF8574 - Int"
 #define D_SENSOR_MCP23XXX_INT           "MCP23xxx - Int"
 #define D_SENSOR_MCP23SXX_CS            "MCP23Sxx - CS"
 #define D_SENSOR_MCP2515_CS             "MCP2515 - CS"

tasmota/language/ko_KO.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/nl_NL.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/pl_PL.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "Efekt Halla"
 #define D_SENSOR_EPD_DATA      "EPD Dane"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/pt_BR.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "Efeito Hall"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/pt_PT.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "Efeito Hall"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/ro_RO.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/ru_RU.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/sk_SK.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/sv_SE.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/tr_TR.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/uk_UA.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/vi_VN.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/zh_CN.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/language/zh_TW.h

@@ -895,6 +895,7 @@
 #define D_SENSOR_ZEROCROSS     "ZC Pulse"
 #define D_SENSOR_HALLEFFECT    "HallEffect"
 #define D_SENSOR_EPD_DATA      "EPD Data"
+#define D_SENSOR_PCF8574_INT   "PCF8574 Int"
 #define D_SENSOR_MCP23XXX_INT  "MCP23xxx Int"
 #define D_SENSOR_MCP23SXX_CS   "MCP23Sxx CS"
 #define D_SENSOR_MCP2515_CS    "MCP2515 CS"

tasmota/tasmota_xdrv_driver/xdrv_67_mcp23xxx.ino

@@ -723,6 +723,7 @@ void MCP23xInit(void) {
         } else {
           gpio = MCP23xRead16(MCP23X17_GPIOA);         // Clear MCP23x17 interrupt
         }
+        pinMode(Mcp23x.device[Mcp23x.chip].pin_int, INPUT_PULLUP);
         attachInterrupt(Mcp23x.device[Mcp23x.chip].pin_int, MCP23xInputIsr, CHANGE);
       }
     }