diff --git a/variants/standart/pins_arduino.h b/variants/standart/pins_arduino.h
index d42138d..27d50b9 100644
--- a/variants/standart/pins_arduino.h
+++ b/variants/standart/pins_arduino.h
@@ -60,10 +60,12 @@ static const uint8_t A5 = PIN_A5;
 GPIO_TypeDef* digitalPinToPort(uint32_t digPinNumber);     
 // determines the pin address inside the port by the board pin number
 HAL_PinsTypeDef digitalPinToBitMask(uint32_t digPinNumber);
-// оtotal number of pins available for initialization
+// total number of pins available for initialization
 uint16_t pinCommonQty(void);
 // the function returns a reference to the OUTPUT address of the GPIO register
 uint32_t* portOutputRegister(GPIO_TypeDef* GPIO_x);
+// the function returns a reference to the STATE address of the GPIO register
+uint32_t* portInputRegister(GPIO_TypeDef* GPIO_x);
 
 // ADC
 // determines the ADC channel number by the board pin number
diff --git a/variants/standart/variant.c b/variants/standart/variant.c
index 7d9f779..894047f 100644
--- a/variants/standart/variant.c
+++ b/variants/standart/variant.c
@@ -100,6 +100,12 @@ uint32_t* portOutputRegister(GPIO_TypeDef* GPIO_x)
   return &GPIO_x->OUTPUT_;
 }
 
+// the function returns a reference to the STATE address of the GPIO register
+uint32_t* portInputRegister(GPIO_TypeDef* GPIO_x)
+{
+  return &GPIO_x->STATE;
+}
+
 // ---------------------- АЦП ---------------------- //
 // determines the ADC channel number by the board pin number
 uint32_t analogInputToChannelNumber(uint32_t PinNumber)