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authorCristian Maglie <c.maglie@bug.st>2014-06-30 18:24:08 +0200
committerCristian Maglie <c.maglie@bug.st>2014-06-30 18:24:08 +0200
commit07ef56e3cbd6ffc9b083e84777d2ec4186514202 (patch)
treebaf31d5e11a3d415d4c23b986eeffa0201dd32a9 /variants/standard/pins_arduino.h
parentf599d519967a938a407ad0daa6c39182f389ef91 (diff)
Backported digitalPinToInterrupt macro from IDE 1.5.x
Diffstat (limited to 'variants/standard/pins_arduino.h')
-rw-r--r--variants/standard/pins_arduino.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/variants/standard/pins_arduino.h b/variants/standard/pins_arduino.h
index 2e24e19..3d4a9f6 100644
--- a/variants/standard/pins_arduino.h
+++ b/variants/standard/pins_arduino.h
@@ -60,6 +60,8 @@ static const uint8_t A7 = 21;
#define digitalPinToPCMSK(p) (((p) <= 7) ? (&PCMSK2) : (((p) <= 13) ? (&PCMSK0) : (((p) <= 21) ? (&PCMSK1) : ((uint8_t *)0))))
#define digitalPinToPCMSKbit(p) (((p) <= 7) ? (p) : (((p) <= 13) ? ((p) - 8) : ((p) - 14)))
+#define digitalPinToInterrupt(p) ((p) == 2 ? 0 : ((p) == 3 ? 1 : NOT_AN_INTERRUPT))
+
#ifdef ARDUINO_MAIN
// On the Arduino board, digital pins are also used