timkoers
diff --git a/‎cores/esp32/HardwareSerial.cpp
Lines changed: 8 additions & 2 deletions b/‎cores/esp32/HardwareSerial.cpp
Lines changed: 8 additions & 2 deletions
diff --git a/‎cores/esp32/HardwareSerial.h
Lines changed: 3 additions & 1 deletion b/‎cores/esp32/HardwareSerial.h
Lines changed: 3 additions & 1 deletion
@@ -84,9 +84,15 @@ void HardwareSerial::updateBaudRate(unsigned long baud)
 }
 
 // Make sure that the function that the function pointer is pointing to is inside IRAM
-void HardwareSerial::setRXInterrupt(void (*arg)(char c)){
+void HardwareSerial::setRXInterrupt(void (*arg)(uint8_t, void*), void* user_arg){
+    
+    // Make sure that the previous interrupt_info is not used anymore
     uartDisableInterrupt(_uart);
-    uartEnableInterrupt(_uart, arg);
+
+    if(interrupt_info)
+        delete(interrupt_info);
+
+    uartEnableInterrupt(_uart, &interrupt_info, arg, user_arg);
 }
 
 void HardwareSerial::end()
 
@@ -23,6 +23,7 @@
  Modified 31 March 2015 by Markus Sattler (rewrite the code for UART0 + UART1 support in ESP8266)
  Modified 25 April 2015 by Thomas Flayols (add configuration different from 8N1 in ESP8266)
  Modified 13 October 2018 by Jeroen Döll (add baudrate detection)
+ Modified 08 januari 2012 by Tim Koers (added RX IRQ handling)
  Baudrate detection example usage (detection on Serial1):
    void setup() {
      Serial.begin(115200);
@@ -58,7 +59,7 @@ class HardwareSerial: public Stream
     void begin(unsigned long baud, uint32_t config=SERIAL_8N1, int8_t rxPin=-1, int8_t txPin=-1, bool invert=false, unsigned long timeout_ms = 20000UL);
     void end();
     void updateBaudRate(unsigned long baud);
-    void setRXInterrupt(void (*arg)(char));
+    void setRXInterrupt(void (*arg)(uint8_t, void*), void* user_arg);
     int available(void);
     int availableForWrite(<
6B39
span class="pl-k">void);
     int peek(void);
@@ -109,6 +110,7 @@ class HardwareSerial: public Stream
     uart_t* _uart;
     uint8_t _tx_pin;
     uint8_t _rx_pin;
+    uart_interrupt_struct_t* interrupt_info;
 };
 
 extern void serialEventRun(void) __attribute__((weak));