ESP8266 ESP32 compatible

Author: mostafahk

README.adoc

@@ -8,6 +8,7 @@ image:https://github.com/{repository-owner}/{repository-name}/actions/workflows/
 image:https://github.com/{repository-owner}/{repository-name}/actions/workflows/spell-check.yml/badge.svg["Spell Check status", link="https://github.com/{repository-owner}/{repository-name}/actions/workflows/spell-check.yml"]
 
 Enables sending and receiving data using the RS-485 standard with RS-485 shields, like the MKR 485 Shield.
+I've Made this compatible with ESP8266 and ESP32.
 
 This library supports the Maxim Integrated MAX3157 and equivalent chipsets.
 

src/RS485.cpp

@@ -38,12 +38,12 @@ void RS485Class::begin(unsigned long baudrate, int predelay, int postdelay)
   begin(baudrate, SERIAL_8N1, predelay, postdelay);
 }
 
-void RS485Class::begin(unsigned long baudrate, uint16_t config)
+void RS485Class::begin(unsigned long baudrate, RS485_SER_CONF_TYPE config)
 {
   begin(baudrate, config, RS485_DEFAULT_PRE_DELAY, RS485_DEFAULT_POST_DELAY);
 }
 
-void RS485Class::begin(unsigned long baudrate, uint16_t config, int predelay, int postdelay)
+void RS485Class::begin(unsigned long baudrate, RS485_SER_CONF_TYPE config, int predelay, int postdelay)
 {
   _baudrate = baudrate;
   _config = config;

src/RS485.h

@@ -31,11 +31,22 @@
 #ifdef __AVR__
 #define RS485_DEFAULT_DE_PIN 2
 #define RS485_DEFAULT_RE_PIN -1
+#elif defined(ESP32) || defined(ESP8266)
+#define RS485_DEFAULT_DE_PIN 0
+#define RS485_DEFAULT_RE_PIN 0
 #else
 #define RS485_DEFAULT_DE_PIN A6
 #define RS485_DEFAULT_RE_PIN A5
 #endif
 
+#if defined(ESP8266)
+#define RS485_SER_CONF_TYPE SerialConfig
+#elif defined(ESP32)
+#define RS485_SER_CONF_TYPE uint32_t
+#else
+#define RS485_SER_CONF_TYPE uint16_t
+#endif
+
 
 #define RS485_DEFAULT_PRE_DELAY 50
 #define RS485_DEFAULT_POST_DELAY 50
@@ -45,9 +56,9 @@ class RS485Class : public Stream {
     RS485Class(HardwareSerial& hwSerial, int txPin, int dePin, int rePin);
 
     virtual void begin(unsigned long baudrate);
-    virtual void begin(unsigned long baudrate, uint16_t config);
+    virtual void begin(unsigned long baudrate, RS485_SER_CONF_TYPE config);
     virtual void begin(unsigned long baudrate, int predelay, int postdelay);
-    virtual void begin(unsigned long baudrate, uint16_t config, int predelay, int postdelay);
+    virtual void begin(unsigned long baudrate, RS485_SER_CONF_TYPE config, int predelay, int postdelay);
     virtual void end();
     virtual int available();
     virtual int peek();