Добавляем системный класс прослойку для доступа к GPIO при помощи плат расширения портов

src/classes/IoTGpio.cpp

@@ -0,0 +1,52 @@
+#include "classes/IoTGpio.h"
+
+
+IoTGpio::IoTGpio(){
+    _ext1 = _ext2 = _ext3 = _ext4 = nullptr;    
+}
+
+IoTGpio::~IoTGpio(){
+
+}
+
+
+void IoTGpio::pinMode(uint8_t pin, uint8_t mode) {
+    ::pinMode(pin, mode);
+}
+
+void IoTGpio::digitalWrite(uint8_t pin, uint8_t val) {
+    ::digitalWrite(pin, val);
+}
+
+int IoTGpio::digitalRead(uint8_t pin) {
+    return ::digitalRead(pin);
+}
+
+
+
+
+int IoTGpio::analogRead(uint8_t pin) {
+    return ::analogRead(pin);
+}
+
+void IoTGpio::analogReference(uint8_t mode) {
+    ::analogReference(mode);
+}
+
+void IoTGpio::analogWrite(uint8_t pin, int val) {
+    ::analogWrite(pin, val);
+}
+
+void IoTGpio::analogWriteFreq(uint32_t freq) {
+    ::analogWriteFreq(freq);
+}
+
+void IoTGpio::analogWriteRange(uint32_t range) {
+    ::analogWriteRange(range);
+}
+
+
+void IoTGpio::regDriver(IoTGpio* newDriver) {
+    
+}
+

src/classes/IoTItem.cpp

@@ -83,4 +83,8 @@ IoTItem* findIoTItem(String name) {  // поиск элемента модуля
     return nullptr;
 }
 
-IoTItem* myIoTItem;
+IoTItem* myIoTItem;
+
+IoTGpio* IoTItem::getGpioDriver() {
+    return nullptr;
+}