4.1.0-RC1

emelianov · emelianov · commit 8ee89359867f · 2022-03-11T14:11:32.000+05:00
diff --git a/examples/README.md b/examples/README.md
@@ -24,7 +24,7 @@ Examples of using callback functions.
 
 Modbus file operations examples.
 
-## [Basic Modbus RTU to Modbus TCP bridge](Bridge)
+## [Modbus RTU to Modbus TCP bridge](bridge)
 
 Very basic example of accessing ModbusRTU slave device connected to ESP8266/ESP32 via ModbusTCP server.
 
diff --git a/library.properties b/library.properties
@@ -1,5 +1,5 @@
 name=modbus-esp8266
-version=4.0.0
+version=4.1.0-RC1
 author=Andre Sarmento Barbosa, Alexander Emelianov
 maintainer=Alexander Emelianov<a.m.emelianov@gmail.com>
 sentence=Modbus Library for Arduino. ModbusRTU, ModbusTCP and ModbusTCP Security
diff --git a/src/ModbusSettings.h b/src/ModbusSettings.h
@@ -118,6 +118,12 @@ Specified in chars. That is 1 is means to add delay enough to send 1 char at cur
 #define MODBUSAPI_LEGACY
 #define MODBUSAPI_OPTIONAL
 
+// Workaround for RP2040 flush() bug
+#if defined(ARDUINO_ARCH_RP2040)
+#define MODBUSRTU_FLUSH_DELAY 1
+#endif
+
+// Limit resources usage for entry level boards
 #if defined(ARDUINO_UNO) || defined(ARDUINO_LEONARDO)
 #undef MODBUS_MAX_REGS
 #undef MODBUSIP_MAX_TRANSACTIONS
