From d58b22d12c8fa48b5bb9dc7b4e1e0a0c14611454 Mon Sep 17 00:00:00 2001
From: rocketscream <limphangmoh@gmail.com>
Date: Tue, 12 Jan 2016 16:11:34 +0800
Subject: [PATCH] Fixed attachInterrupt() for use during sleep
---
cores/arduino/WInterrupts.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/cores/arduino/WInterrupts.c b/cores/arduino/WInterrupts.c
index 2936452d..a1f1de9e 100644
--- a/cores/arduino/WInterrupts.c
+++ b/cores/arduino/WInterrupts.c
@@ -66,6 +66,9 @@ void attachInterrupt(uint32_t pin, voidFuncPtr callback, uint32_t mode)
enabled = 1;
}
+ // Enable wakeup capability on pin in case being used during sleep
+ EIC->WAKEUP.reg |= (1 << in);
+
// Assign pin to EIC
pinPeripheral(pin, PIO_EXTINT);
@@ -118,6 +121,9 @@ void detachInterrupt(uint32_t pin)
return;
EIC->INTENCLR.reg = EIC_INTENCLR_EXTINT(1 << in);
+
+ // Disable wakeup capability on pin during sleep
+ EIC->WAKEUP.reg &= ~(1 << in);
}
/*
--
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