X-Git-Url: http://www.average.org/gitweb/?p=pulsecounter.git;a=blobdiff_plain;f=msp430%2FHal%2FHal.h;fp=msp430%2FHal%2FHal.h;h=0c969c4c19f96b1682535dd5322b1491aef5fe1c;hp=1ceecb55f63c98aff226bfc1f0ee5813076a489a;hb=4e9dda3367ff17c80358426a6b4126704741c0b1;hpb=edfc471b90c3057b75c03fc29a43fabfb20b8721

diff --git a/msp430/Hal/Hal.h b/msp430/Hal/Hal.h
index 1ceecb5..0c969c4 100644
--- a/msp430/Hal/Hal.h
+++ b/msp430/Hal/Hal.h
@@ -227,15 +227,32 @@ extern void Hal_redLedToggle(void);
  *   tickHandler - the address of the user's tick handler that will be called
  *
  * Returns:
- *   None
+ *   Future clock when handler will be called
  *
  * Side Effects:
  *   tickhandler called by the idle loop
  *
  **/
-extern void Hal_tickStart(uint16_t msecs, Hal_Handler Handler);
+extern uint16_t Hal_tickStart(uint16_t msecs, void (*handler)(uint16_t clock));
 extern void Hal_tickStop(void);
 
+/**
+ * --------- Hal_gpioCount ---------
+ *
+ * Returns the number of interrups encounted on gpio `id`
+ *
+ * Inputs:
+ *   id if the gpio (0-2 for gpio 3-5)
+ *
+ * Returns:
+ *   Counted interrupts
+ *
+ * Side Effects:
+ *   Resets the accumulator (counting restarts from zero).
+ *
+ **/
+extern uint32_t Hal_gpioCount(uint8_t id);
+
 #ifdef __cplusplus
 }
 #endif