From 85f10a7150726e58a4e24358edf978241a777048 Mon Sep 17 00:00:00 2001
From: "David A. Mellis" <d.mellis@arduino.cc>
Date: Mon, 24 Oct 2011 15:44:01 -0400
Subject: Correcting analogReference() constants for ATtiny24/44/84 and
 25/45/85.

DEFAULT, EXTERNAL, and INTERNAL have different values on those processors.
---
 cores/arduino/Arduino.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'cores')

diff --git a/cores/arduino/Arduino.h b/cores/arduino/Arduino.h
index 7f2fc05..07216f9 100755
--- a/cores/arduino/Arduino.h
+++ b/cores/arduino/Arduino.h
@@ -40,6 +40,11 @@ extern "C"{
 #define FALLING 2
 #define RISING 3
 
+#if defined(__AVR_ATtiny24__) || defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__) || defined(__AVR_ATtiny25__) || defined(__AVR_ATtiny45__) || defined(__AVR_ATtiny85__)
+#define DEFAULT 0
+#define EXTERNAL 1
+#define INTERNAL 2
+#else  
 #if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
 #define INTERNAL1V1 2
 #define INTERNAL2V56 3
@@ -48,6 +53,7 @@ extern "C"{
 #endif
 #define DEFAULT 1
 #define EXTERNAL 0
+#endif
 
 // undefine stdlib's abs if encountered
 #ifdef abs
-- 
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