Restore esp32 support (#3)

base.yaml

@@ -9,15 +9,6 @@ external_components:
 ratgdo:
   id: ${id_prefix}
 
-uart:
-  tx_pin:
-    number: ${uart_tx_pin}  # red control terminal / GarageDoorOpener (UART1 TX) pin is D4 on D1 Mini
-    inverted: true
-  rx_pin:
-    number: ${uart_rx_pin}  # red control terminal / GarageDoorOpener (UART1 RX) pin is D2 on D1 Mini
-    inverted: true
-  baud_rate: 9600
-
 sensor:
   - platform: ratgdo
     id: ${id_prefix}_openings

components/ratgdo/__init__.py

@@ -1,15 +1,14 @@
 import esphome.codegen as cg
 import esphome.config_validation as cv
 from esphome import pins
-from esphome.components import uart
 from esphome.const import CONF_ID
 
-DEPENDENCIES = ["preferences", "uart"]
+DEPENDENCIES = ["preferences"]
 MULTI_CONF = True
 
 
 ratgdo_ns = cg.esphome_ns.namespace("ratgdo")
-RATGDO = ratgdo_ns.class_("RATGDOComponent", cg.Component, uart.UARTDevice)
+RATGDO = ratgdo_ns.class_("RATGDOComponent", cg.Component)
 
 
 CONF_OUTPUT_GDO = "output_gdo_pin"
@@ -25,24 +24,20 @@ DEFAULT_INPUT_OBST = "D7"  # D7 black obstruction sensor terminal
 
 CONF_RATGDO_ID = "ratgdo_id"
 
-CONFIG_SCHEMA = (
-    cv.Schema(
-        {
-            cv.GenerateID(): cv.declare_id(RATGDO),
-            cv.Optional(
-                CONF_OUTPUT_GDO, default=DEFAULT_OUTPUT_GDO
-            ): pins.gpio_output_pin_schema,
-            cv.Optional(
-                CONF_INPUT_GDO, default=DEFAULT_INPUT_GDO
-            ): pins.gpio_input_pin_schema,
-            cv.Optional(
-                CONF_INPUT_OBST, default=DEFAULT_INPUT_OBST
-            ): pins.gpio_input_pin_schema,
-        }
-    )
-    .extend(cv.COMPONENT_SCHEMA)
-    .extend(uart.UART_DEVICE_SCHEMA)
-)
+CONFIG_SCHEMA = cv.Schema(
+    {
+        cv.GenerateID(): cv.declare_id(RATGDO),
+        cv.Optional(
+            CONF_OUTPUT_GDO, default=DEFAULT_OUTPUT_GDO
+        ): pins.gpio_output_pin_schema,
+        cv.Optional(
+            CONF_INPUT_GDO, default=DEFAULT_INPUT_GDO
+        ): pins.gpio_input_pin_schema,
+        cv.Optional(
+            CONF_INPUT_OBST, default=DEFAULT_INPUT_OBST
+        ): pins.gpio_input_pin_schema,
+    }
+).extend(cv.COMPONENT_SCHEMA)
 
 RATGDO_CLIENT_SCHMEA = cv.Schema(
     {
@@ -66,10 +61,13 @@ async def to_code(config):
     pin = await cg.gpio_pin_expression(config[CONF_INPUT_OBST])
     cg.add(var.set_input_obst_pin(pin))
 
-    await uart.register_uart_device(var, config)
-
     cg.add_library(
         name="secplus",
         repository="https://github.com/esphome-ratgdo/secplus",
         version="f98c3220356c27717a25102c0b35815ebbd26ccc",
     )
+    cg.add_library(
+        name="espsoftwareserial",
+        repository="https://github.com/esphome-ratgdo/espsoftwareserial",
+        version="2f408224633316b997f82339e5b2731b1e561060",
+    )

components/ratgdo/ratgdo.cpp

@@ -52,7 +52,7 @@ namespace ratgdo {
         this->input_gdo_pin_->pin_mode(gpio::FLAG_INPUT | gpio::FLAG_PULLUP);
         this->input_obst_pin_->pin_mode(gpio::FLAG_INPUT);
 
-        this->check_uart_settings(9600, 1, esphome::uart::UART_CONFIG_PARITY_NONE, 8);
+        this->swSerial.begin(9600, SWSERIAL_8N1, this->input_gdo_pin_->get_pin(), this->output_gdo_pin_->get_pin(), true);
 
         this->input_obst_pin_->attach_interrupt(RATGDOStore::isrObstruction, &this->store_, gpio::INTERRUPT_ANY_EDGE);
 
@@ -226,20 +226,15 @@ namespace ratgdo {
 
     void RATGDOComponent::gdoStateLoop()
     {
+        if (!this->swSerial.available()) {
+            // ESP_LOGD(TAG, "No data available input:%d output:%d", this->input_gdo_pin_->get_pin(), this->output_gdo_pin_->get_pin());
+            return;
+        }
+        uint8_t serData = this->swSerial.read();
         static uint32_t msgStart;
         static bool reading = false;
         static uint16_t byteCount = 0;
-        static bool isStatus = false;
 
-        if (!this->available()) {
-            // ESP_LOGV(TAG, "No data available input:%d output:%d", this->input_gdo_pin_->get_pin(), this->output_gdo_pin_->get_pin());
-            return;
-        }
-        uint8_t serData;
-        if (!this->read_byte(&serData)) {
-            ESP_LOGV(TAG, "Failed to read byte");
-            return;
-        }
         if (!reading) {
             // shift serial byte onto msg start
             msgStart <<= 8;
@@ -368,7 +363,7 @@ namespace ratgdo {
         this->output_gdo_pin_->digital_write(false); // bring the line low
 
         delayMicroseconds(1260); // "LOW" pulse duration before the message start
-        this->write_array(this->txRollingCode, CODE_LENGTH);
+        this->swSerial.write(this->txRollingCode, CODE_LENGTH);
     }
 
     void RATGDOComponent::sync()

components/ratgdo/ratgdo.h

@@ -12,7 +12,7 @@
  ************************************/
 
 #pragma once
-#include "esphome/components/uart/uart.h"
+#include "SoftwareSerial.h" // Using espsoftwareserial https://github.com/plerup/espsoftwareserial
 #include "esphome/core/component.h"
 #include "esphome/core/gpio.h"
 #include "esphome/core/log.h"
@@ -76,12 +76,14 @@ namespace ratgdo {
         static void IRAM_ATTR HOT isrObstruction(RATGDOStore* arg);
     };
 
-    class RATGDOComponent : public uart::UARTDevice, public Component {
+    class RATGDOComponent : public Component {
     public:
         void setup() override;
         void loop() override;
         void dump_config() override;
 
+        EspSoftwareSerial::UART swSerial;
+
         uint32_t rollingCodeCounter { 0 };
         uint32_t lastSyncedRollingCodeCounter { 0 };