diff --git a/utility/direct_pin_read.h b/utility/direct_pin_read.h
index 2eaf2f8..598dd2d 100644
--- a/utility/direct_pin_read.h
+++ b/utility/direct_pin_read.h
@@ -79,7 +79,7 @@
 #define PIN_TO_BITMASK(pin)             digitalPinToPinName(pin)
 #define DIRECT_PIN_READ(base, pin)      nrf_gpio_pin_read(pin)
 
-#elif defined(ARDUINO_NANO_RP2040_CONNECT)
+#elif defined(ARDUINO_NANO_RP2040_CONNECT) || defined(ARDUINO_ARCH_RP2040)
 #define IO_REG_TYPE                     pin_size_t
 #define PIN_TO_BASEREG(pin)             (0)
 #define PIN_TO_BITMASK(pin)             pin
diff --git a/utility/interrupt_pins.h b/utility/interrupt_pins.h
index 8713911..dcbea0d 100644
--- a/utility/interrupt_pins.h
+++ b/utility/interrupt_pins.h
@@ -383,6 +383,35 @@
   #define CORE_INT19_PIN	19
   // #define CORE_INT20_PIN	A6
   // #define CORE_INT21_PIN	A7
+
+#elif defined(ARDUINO_RASPBERRY_PI_PICO) || defined(ARDUINO_RASPBERRY_PI_PICO_W) 
+  #define CORE_NUM_INTERRUPT    26 
+  #define CORE_INT0_PIN		    0
+  #define CORE_INT1_PIN		    1
+  #define CORE_INT2_PIN		    2
+  #define CORE_INT3_PIN		    3
+  #define CORE_INT4_PIN		    4
+  #define CORE_INT5_PIN		    5
+  #define CORE_INT6_PIN		    6
+  #define CORE_INT7_PIN		    7
+  #define CORE_INT8_PIN		    8
+  #define CORE_INT9_PIN		    9
+  #define CORE_INT10_PIN		10
+  #define CORE_INT11_PIN		11
+  #define CORE_INT12_PIN	    12
+  #define CORE_INT13_PIN	    13
+  #define CORE_INT14_PIN	    14
+  #define CORE_INT15_PIN    	15
+  #define CORE_INT16_PIN        16
+  #define CORE_INT17_PIN        17
+  #define CORE_INT18_PIN        18
+  #define CORE_INT19_PIN        19
+  #define CORE_INT20_PIN        20
+  #define CORE_INT21_PIN        21
+  #define CORE_INT22_PIN        22
+  #define CORE_INT26_PIN        26
+  #define CORE_INT27_PIN        27
+  #define CORE_INT28_PIN        28
 #endif
 #endif