добавлена проверка - не превышает ли номер вывода из аргумента функции общее кол-во выводов

variants/elbear_ace_uno/variant.c

@@ -65,7 +65,13 @@ const HAL_PinsTypeDef digitalPinToGpioPinArray[] =
 // etermines the address of the port by the board pin number to which this pin belongs on the MCU
 GPIO_TypeDef* digitalPinToPort(uint32_t digPinNumber)
 {
-  GPIO_TypeDef* gpioNum = 0;
+  GPIO_TypeDef* gpioNum = NULL;
+  if (digPinNumber >= pinCommonQty())
+  {
+    ErrorMsgHandler("digitalPinToPort(): pin number exceeds the total number of pins");
+    return NULL;
+  }
+
   // port 2 - led and button
   if (digPinNumber == LED_BUILTIN || digPinNumber == BTN_BUILTIN)
     gpioNum = GPIO_2;
@@ -83,20 +89,21 @@ GPIO_TypeDef* digitalPinToPort(uint32_t digPinNumber)
 // determines the pin address inside the port by the board pin number
 HAL_PinsTypeDef digitalPinToBitMask(uint32_t digPinNumber)
 {
-  if (digPinNumber < pinCommonQty())
+  if (digPinNumber >= pinCommonQty())
   {
-    HAL_PinsTypeDef mask;
-    // if spi is on default pin NSS_IN is needed for spi, board pin is replaced to pin NSS_OUT
-    if ((digPinNumber == 10) && spi1NssPinIsBlocked)
-      mask = SPI1_NSS_OUT_PIN;
-    else if ((digPinNumber == 9) && spi0NssPinIsBlocked)
-      mask = SPI0_NSS_OUT_PIN;
-    else 
-      mask = digitalPinToGpioPinArray[digPinNumber];
-    return mask;
+    ErrorMsgHandler("digitalPinToBitMask(): pin number exceeds the total number of pins");
+    return NC;
   }
-  else
-    return NC; 
+
+  HAL_PinsTypeDef mask;
+  // if spi is on default pin NSS_IN is needed for spi, board pin is replaced to pin NSS_OUT
+  if ((digPinNumber == 10) && spi1NssPinIsBlocked)
+    mask = SPI1_NSS_OUT_PIN;
+  else if ((digPinNumber == 9) && spi0NssPinIsBlocked)
+    mask = SPI0_NSS_OUT_PIN;
+  else 
+    mask = digitalPinToGpioPinArray[digPinNumber];
+  return mask;
 }
 
 uint16_t pinCommonQty(void)