hcsr04: fix compilation issue with maa_gpio_isr args

[contrib/upm.git] / src / hcsr04 / hcsr04.h

diff --git a/src/hcsr04/hcsr04.h b/src/hcsr04/hcsr04.h
index 549ee02..370c58a 100644 (file)
--- a/src/hcsr04/hcsr04.h
+++ b/src/hcsr04/hcsr04.h
@@ -55,7 +55,7 @@ class HCSR04 {
          * @param fptr function pointer for handling raising and
          * falling interrupts
          */
-        HCSR04 (uint8_t triggerPin, uint8_t echoPin, void (*fptr)(void));
+        HCSR04 (uint8_t triggerPin, uint8_t echoPin, void (*fptr)(void *));
 
         /**
          * HCSR04 object destructor.