diff --git a/src/modules/exec/Pwm8266/Pwm8266.cpp b/src/modules/exec/Pwm8266/Pwm8266.cpp
index 2f8883f4..7e61a80a 100644
--- a/src/modules/exec/Pwm8266/Pwm8266.cpp
+++ b/src/modules/exec/Pwm8266/Pwm8266.cpp
@@ -20,6 +20,7 @@ class Pwm8266 : public IoTItem {
         
         IoTgpio.pinMode(_pin, OUTPUT);
         analogWriteFreq(_freq);
+        analogWriteResolution(10);
         IoTgpio.analogWrite(_pin, value.valD);
 
         jsonRead(parameters, "apin", _apin);
diff --git a/src/modules/sensors/UART/Uart.cpp b/src/modules/sensors/UART/Uart.cpp
index e08dd120..382807fc 100644
--- a/src/modules/sensors/UART/Uart.cpp
+++ b/src/modules/sensors/UART/Uart.cpp
@@ -37,7 +37,7 @@ class UART : public IoTItem {
 #endif
 #ifdef ESP32
         _myUART = new HardwareSerial(2);
-        _myUART->begin(speed, SERIAL_8N1, rx, tx);
+        _myUART->begin(_speed, SERIAL_8N1, _rx, _tx);
 #endif
     }