diff --git a/cores/rp2040/Arduino.h b/cores/rp2040/Arduino.h
index d73ff549..3b04399e 100644
--- a/cores/rp2040/Arduino.h
+++ b/cores/rp2040/Arduino.h
@@ -68,6 +68,8 @@ void noInterrupts();
 #define portOutputRegister(port)    ((volatile uint32_t*) sio_hw->gpio_out)
 #define portInputRegister(port)     ((volatile uint32_t*) sio_hw->gpio_in)
 #define portModeRegister(port)      ((volatile uint32_t*) sio_hw->gpio_oe)
+#define digitalWriteFast(pin, val)  (val ? gpio_set_mask (1 << pin) : gpio_clr_mask(1 << pin))
+#define digitalReadFast(pin)        gpio_get(pin)
 
 // ADC RP2040-specific calls
 void analogReadResolution(int bits);
diff --git a/keywords.txt b/keywords.txt
index 26e39005..d6d25f18 100644
--- a/keywords.txt
+++ b/keywords.txt
@@ -54,6 +54,9 @@ SerialPIO	KEYWORD2
 setFIFOSize	KEYWORD2
 setPollingMode	KEYWORD2
 
+digitalWriteFast	KEYWORD2
+digitalReadFast	KEYWORD2
+
 enableDoubleResetBootloader	KEYWORD2
 
 OUTPUT_2MA	LITERAL1