diff --git a/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalInputCard.cpp b/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalInputCard.cpp
index 0cf87f0..9ae678d 100644
--- a/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalInputCard.cpp
+++ b/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalInputCard.cpp
@@ -310,4 +310,16 @@ void DigitalInputCard::loadPinMap(uint8_t pinMap[16])
 uint8_t DigitalInputCard::getType()
 {
     return CARD_TYPE_DIGITAL_INPUT;
+}
+
+/**
+ * @brief Preload the previous input buffer and the input buffer
+ * 
+ * @note This function is useful if you want to preload the input buffers with a run-time value
+ */
+void DigitalInputCard::preloadInputBuffer() {
+    refreshInputBankA();
+    refreshInputBankB();
+    previousInputBufferA = inputBufferA;
+    previousInputBufferB = inputBufferB;
 }
\ No newline at end of file
diff --git a/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalInputCard.hpp b/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalInputCard.hpp
index 3ba7805..f5587ba 100644
--- a/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalInputCard.hpp
+++ b/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalInputCard.hpp
@@ -41,6 +41,8 @@ class DigitalInputCard : public ExpansionCard {
         void unregisterCallback(uint8_t handler);
         // Load a new pin map
         void loadPinMap(uint8_t pinMap[16]);
+        // Preload previousInputBuffer and inputBuffer
+        void preloadInputBuffer();
         // Get type of card
         uint8_t getType();
     private:
diff --git a/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalOutputCard.cpp b/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalOutputCard.cpp
index cefa8e8..d760dc1 100644
--- a/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalOutputCard.cpp
+++ b/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalOutputCard.cpp
@@ -306,4 +306,13 @@ void DigitalOutputCard::saveStateToFRAM() {
     if(!framBinded) return;
     uint16_t packed = packStates();
     this->fram->write16(framAddress, packed);
+}
+
+/**
+ * @brief Toggle the state of the specified pin
+ *
+ * @param pin The pin to toggle
+ */
+void DigitalOutputCard::toggleState(uint8_t pin) {
+    this->setState(pin, !this->state_buffer[pin]);
 }
\ No newline at end of file
diff --git a/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalOutputCard.hpp b/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalOutputCard.hpp
index a3ed97c..88ebbaa 100644
--- a/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalOutputCard.hpp
+++ b/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/DigitalOutputCard.hpp
@@ -58,6 +58,8 @@ public:
     void setValue(uint8_t pin, uint16_t value);
     // Get the state of the specified pin
     bool getState(uint8_t pin);
+    // Toggle the state of the specified pin
+    void toggleState(uint8_t pin);
     // Get the pwm value of the specified pin
     uint16_t getValue(uint8_t pin);
     // Register a callback function that will be called when the state of a pin changes
diff --git a/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/ESPMegaCommon.hpp b/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/ESPMegaCommon.hpp
index 3c1fa1d..655573d 100644
--- a/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/ESPMegaCommon.hpp
+++ b/ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/ESPMegaCommon.hpp
@@ -1,3 +1,3 @@
 #pragma once
 
-#define SDK_VESRION "2.9.1"
\ No newline at end of file
+#define SDK_VESRION "2.9.2"
\ No newline at end of file